diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..1579b8f515753f5be8ca6ac341f8f1ec71d6a0f8
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+triage/*
diff --git a/README.md b/README.md
index 114ba74ab023c989518bc050d6decf99fb552f7d..a07d8beed9221ed382ee0ec81e6123434166f418 100644
--- a/README.md
+++ b/README.md
@@ -4,34 +4,34 @@
 
 ### [Capacitive input](./capacitive)
 
-<img src=./capacitive/img/D11C.capacitive.components.top.jpg width=65%><br>
+<img src=./capacitive/img/D11C.capacitive.components.top.jpg width=45%><br>
 
 ### [Distance input](./distance)
 
-<img src=./distance/img/D11C.distance.components.top.jpg width=65%><br>
+<img src=./distance/img/D11C.distance.components.top.jpg width=45%><br>
 
-<img src=./distance/img/D11C.distance.components.bottom.jpg width=65%><br>
+<img src=./distance/img/D11C.distance.components.bottom.jpg width=45%><br>
 
-### [Thermistor/pressure input](./thermistor-or-pressure)
+### [ADC+10k input](./adc_10k)
 
-<img src=./thermistor-or-pressure/img/D11C.10k.ADC.components.jpg width=65%><br>
+<img src=./thermistor-or-pressure/img/D11C.10k.ADC.components.jpg width=45%><br>
 
 ### [Potentiometer input](./potentiometer)
 
-<img src=./potentiometer/img/D11C.potentiometer.components.top.jpg width=65%><br>
+<img src=./potentiometer/img/D11C.potentiometer.components.top.jpg width=45%><br>
 
-<img src=./potentiometer/img/D11C.potentiometer.components.bottom.jpg width=65%><br>
+<img src=./potentiometer/img/D11C.potentiometer.components.bottom.jpg width=45%><br>
 
 ## Outputs
 
 ### [MOSFET output](./mosfet)
 
-<img src=./mosfet/img/D11C.mosfet.components.jpg width=65%><br>
+<img src=./mosfet/img/D11C.mosfet.components.jpg width=45%><br>
 
 ### [Stepper output](https://gitlab.cba.mit.edu/neilg/urumbu/-/tree/master/serialstep)
 
-<img src=./extra/img/D11C.stepper.components.jpg width=65%><br>
+<img src=./extra/img/D11C.stepper.components.jpg width=45%><br>
 
 ### [Servo output](https://gitlab.cba.mit.edu/neilg/urumbu/-/tree/master/serialservo)
 
-<img src=./extra/img/D11C.servo.components.jpg width=65%><br>
+<img src=./extra/img/D11C.servo.components.jpg width=45%><br>
diff --git a/adc_10k/README.md b/adc_10k/README.md
new file mode 100644
index 0000000000000000000000000000000000000000..bc50abfac37dad7b9759a7582c71e02259cb028f
--- /dev/null
+++ b/adc_10k/README.md
@@ -0,0 +1,32 @@
+# Urumbu capacitive input
+
+<img src=./img/D11C.ADC10k.components.jpg width=40%><br>
+
+This board returns a 10-bit value based on an ADC pin reading from a voltage divider between a 10k resistor and a variable resistor device the user can plug in. Examples include:
+
+- NTC 100k thermistor
+- Force sensor
+
+## Code
+
+The firmware can be found [here](./code/serialadc/serialadc.ino).
+
+## pcb.py file
+
+- [board](./hello.ADC10k-D11C)
+
+## .png files
+
+<img src=./img/hello.ADC10k-D11C.board.png width=30%><br>
+
+Traces:
+
+<img src=./img/hello.ADC10k-D11C.traces.png width=30%><br>
+
+Traces + exterior:
+
+<img src=./img/hello.ADC10k-D11C.traces_exterior.png width=30%><br>
+
+Interior:
+
+<img src=./img/hello.ADC10k-D11C.interior.png width=30%><br>
diff --git a/thermistor-or-pressure/code/d11_pressure/d11_pressure.ino b/adc_10k/code/serialadc/serialadc.ino
similarity index 69%
rename from thermistor-or-pressure/code/d11_pressure/d11_pressure.ino
rename to adc_10k/code/serialadc/serialadc.ino
index 764ab92255694830288f426eb9ea4bc1c2f51a0a..c10abd4985bb2f031c4b05a06c7f96312da2c2c7 100644
--- a/thermistor-or-pressure/code/d11_pressure/d11_pressure.ino
+++ b/adc_10k/code/serialadc/serialadc.ino
@@ -1,9 +1,23 @@
+//
+// serialadc.ino
+//
+// serial 10-bit ADC
+//
+// Quentin Bolsee 11/29/22
+//
+// This work may be reproduced, modified, distributed,
+// performed, and displayed for any purpose, but must
+// acknowledge this project. Copyright is retained and
+// must be preserved. The work is provided as is; no
+// warranty is provided, and users accept all liability.
+//
+
 #define PIN_LED_A 4
 #define PIN_LED_C 2
 #define PIN_SENSOR 5
 
 
-#define VAL_MIN 2300
+#define VAL_MIN 0
 #define VAL_MAX 4095
 
 
diff --git a/adc_10k/hello.ADC10k-D11C b/adc_10k/hello.ADC10k-D11C
new file mode 100644
index 0000000000000000000000000000000000000000..2b1e25662c42ce40cf3143688f760a2b60ae4466
--- /dev/null
+++ b/adc_10k/hello.ADC10k-D11C
@@ -0,0 +1,8203 @@
+#!/usr/bin/env python3
+#
+# hello.NTC100k-D11C
+#    NTC 100k hello-world with D11C interface
+#
+# usage:
+#    hello.NTC100k-D11C | frep.py [dpi [filename]]
+#
+# Quentin Bolsee 6/29/22
+#
+# This work may be reproduced, modified, distributed,
+# performed, and displayed for any purpose, but must
+# acknowledge this project. Copyright is retained and
+# must be preserved. The work is provided as is; no
+# warranty is provided, and users accept all liability.
+#
+
+############################################################
+# uncomment for desired output
+############################################################
+
+output = "top, labels, and exterior"
+#output = "top, labels, holes, and exterior"
+#output = "top, bottom, labels, and exterior"
+#output = "top, bottom, labels, holes, and exterior"
+#output = "top traces"
+#output = "top traces and exterior"
+#output = "bottom traces reversed"
+#output = "bottom traces reversed and exterior"
+#output = "holes"
+#output = "interior"
+#output = "holes and interior"
+#output = "exterior"
+#output = "solder mask"
+
+############################################################
+# import
+############################################################
+
+import math,json,sys
+
+############################################################
+# define shapes and transformations
+############################################################
+
+# color(color,part)
+# circle(x,y,r)
+# cylinder(x,y,z0,z1,r)
+# cone(x,y,z0,z1,r)
+# sphere(x,y,z,r)
+# torus(x,y,z,r0,r1)
+# rectangle(x0,x1,y0,y1)
+# cube(x0,x1,y0,y1,z0,z1)
+# line(x0,y0,x1,y1,z,width)
+# right_triangle(x,y,h)
+# triangle(x0,y0,x1,y1,x2,y2) (points in clockwise order)
+# pyramid(x0,x1,y0,y1,z0,z1)
+# function(Z_of_XY)
+# functions(upper_Z_of_XY,lower_Z_of_XY)
+# add(part1,part2)
+# subtract(part1,part2)
+# intersect(part1,part2)
+# move(part,dx,dy)
+# translate(part,dx,dy,dz)
+# rotate(part, angle)
+# rotate_x(part,angle)
+# rotate_y(part,angle)
+# rotate_z(part,angle)
+# rotate_90(part)
+# rotate_180(part)
+# rotate_270(part)
+# reflect_x(part,x0)
+# reflect_y(part,y0)
+# reflect_z(part,z0)
+# reflect_xy(part)
+# reflect_xz(part)
+# reflect_yz(part)
+# scale_x(part,x0,sx)
+# scale_y(part,y0,sy)
+# scale_z(part,z0,sz)
+# scale_xy(part,x0,y0,sxy)
+# scale_xyz(part,x0,y0,z0,sxyz)
+# coscale_x_y(part,x0,y0,y1,angle0,angle1,amplitude,offset)
+# coscale_x_z(part,x0,z0 z1,angle0,angle1,amplitude,offset)
+# coscale_xy_z(part,x0,y0,z0,z1,angle0,angle1,amplitude,offset)
+# taper_x_y(part,x0,y0,y1,s0,s1)
+# taper_x_z(part,x0,z0,z1,s0,s1)
+# taper_xy_z(part,x0,y0,z0,z1,s0,s1)
+# shear_x_y(part,y0,y1,dx0,dx1)
+# shear_x_z(part,z0,z1,dx0,dx1)
+
+true = "1"
+false = "0"
+
+def color(color,part):
+   part = '('+str(color)+'*(('+part+')!=0))'
+   return part
+
+Red = (225 << 0)
+Green = (225 << 8)
+Blue = (225 << 16)
+Gray = (128 << 16) + (128 << 8) + (128 << 0)
+White = (255 << 16) + (255 << 8) + (255 << 0)
+Teal = (255 << 16) + (255 << 8)
+Pink = (255 << 16) + (255 << 0)
+Yellow = (255 << 8) + (255 << 0)
+Brown = (45 << 16) + (82 << 8) + (145 << 0)
+Navy = (128 << 16) + (0 << 8) + (0 << 0)
+Tan = (60 << 16) + (90 << 8) + (125 << 0)
+
+def circle(x0,y0,r):
+   part = "(((X-(x0))*(X-(x0)) + (Y-(y0))*(Y-(y0))) <= (r*r))"
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('r',str(r))
+   return part
+
+def cylinder(x0,y0,z0,z1,r):
+   part = "(((X-(x0))*(X-(x0)) + (Y-(y0))*(Y-(y0)) <= (r*r)) & (Z >= (z0)) & (Z <= (z1)))"
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('z0',str(z0))
+   part = part.replace('z1',str(z1))
+   part = part.replace('r',str(r))
+   return part
+
+def cone(x0,y0,z0,z1,r0):
+   part = cylinder(x0, y0, z0, z1, r0)
+   part = taper_xy_z(part, x0, y0, z0, z1, 1.0, 0.0)
+   return part
+
+def sphere(x0,y0,z0,r):
+   part = "(((X-(x0))*(X-(x0)) + (Y-(y0))*(Y-(y0)) + (Z-(z0))*(Z-(z0))) <= (r*r))"
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('z0',str(z0))
+   part = part.replace('r',str(r))
+   return part
+
+def torus(x0,y0,z0,r0,r1):
+   part = "(((r0 - sqrt((X-(x0))*(X-(x0)) + (Y-(y0))*(Y-(y0))))*(r0 - sqrt((X-(x0))*(X-(x0)) + (Y-(y0))*(Y-(y0))) + (Z-(z0))*(Z-(z0))) <= (r1*r1))"
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('z0',str(z0))
+   part = part.replace('r0',str(r0))
+   part = part.replace('r1',str(r1))
+   return part
+
+def rectangle(x0,x1,y0,y1):
+   part = "((X >= (x0)) & (X <= (x1)) & (Y >= (y0)) & (Y <= (y1)))"
+   part = part.replace('x0',str(x0))
+   part = part.replace('x1',str(x1))
+   part = part.replace('y0',str(y0))
+   part = part.replace('y1',str(y1))
+   return part
+
+def cube(x0,x1,y0,y1,z0,z1):
+   part = "((X >= (x0)) & (X <= (x1)) & (Y >= (y0)) & (Y <= (y1)) & (Z >= (z0)) & (Z <= (z1)))"
+   part = part.replace('x0',str(x0))
+   part = part.replace('x1',str(x1))
+   part = part.replace('y0',str(y0))
+   part = part.replace('y1',str(y1))
+   part = part.replace('z0',str(z0))
+   part = part.replace('z1',str(z1))
+   return part
+
+def line(x0,y0,x1,y1,z,width):
+   dx = x1-x0
+   dy = y1-y0
+   l = math.sqrt(dx*dx+dy*dy)
+   nx = dx/l
+   ny = dy/l
+   rx = -ny
+   ry = nx
+   part = "((((X-(x0))*(nx)+(Y-(y0))*(ny)) >= 0) & (((X-(x0))*(nx)+(Y-(y0))*(ny)) <= l) & (((X-(x0))*(rx)+(Y-(y0))*(ry)) >= (-width/2)) & (((X-(x0))*(rx)+(Y-(y0))*(ry)) <= (width/2)) & (Z == z))"
+   part = part.replace('x0',str(x0))
+   part = part.replace('x1',str(x1))
+   part = part.replace('y0',str(y0))
+   part = part.replace('y1',str(y1))
+   part = part.replace('nx',str(nx))
+   part = part.replace('ny',str(ny))
+   part = part.replace('rx',str(rx))
+   part = part.replace('ry',str(ry))
+   part = part.replace('l',str(l))
+   part = part.replace('z',str(z))
+   part = part.replace('width',str(width))
+   return part
+
+def right_triangle(x0,y0,l):
+   part = "((X > x0) & (X < x0 + l - (Y-y0)) & (Y > y0))"
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('l',str(l))
+   return part
+
+def triangle(x0,y0,x1,y1,x2,y2): # points in clockwise order
+   part = "(((((y1)-(y0))*(X-(x0))-((x1)-(x0))*(Y-(y0))) >= 0) & ((((y2)-(y1))*(X-(x1))-((x2)-(x1))*(Y-(y1))) >= 0) & ((((y0)-(y2))*(X-(x2))-((x0)-(x2))*(Y-(y2))) >= 0))"
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('x1',str(x1))
+   part = part.replace('y1',str(y1))
+   part = part.replace('x2',str(x2))
+   part = part.replace('y2',str(y2))
+   return part
+
+def pyramid(x0,x1,y0,y1,z0,z1):
+   part = cube(x0, x1, y0, y1, z0, z1)
+   part = taper_xy_z(part, (x0+x1)/2., (y0+y1)/2., z0, z1, 1.0, 0.0)
+   return part
+
+def function(Z_of_XY):
+   part = '(Z <= '+Z_of_XY+')'
+   return part
+
+def functions(upper_Z_of_XY,lower_Z_of_XY):
+   part = '(Z <= '+upper_Z_of_XY+') & (Z >= '+lower_Z_of_XY+')'
+   return part
+
+def add(part1,part2):
+   part = "part1 | part2"
+   part = part.replace('part1',part1)
+   part = part.replace('part2',part2)
+   return part
+
+def subtract(part1,part2):
+   part = "(part1) & ~(part2)"
+   part = part.replace('part1',part1)
+   part = part.replace('part2',part2)
+   return part
+
+def intersect(part1,part2):
+   part = "(part1) & (part2)"
+   part = part.replace('part1',part1)
+   part = part.replace('part2',part2)
+   return part
+
+def move(part,dx,dy):
+   part = part.replace('X','(X-('+str(dx)+'))')
+   part = part.replace('Y','(Y-('+str(dy)+'))')
+   return part
+
+def translate(part,dx,dy,dz):
+   part = part.replace('X','(X-('+str(dx)+'))')
+   part = part.replace('Y','(Y-('+str(dy)+'))')
+   part = part.replace('Z','(Z-('+str(dz)+'))')
+   return part
+
+def rotate(part,angle):
+   angle = angle*math.pi/180
+   part = part.replace('X','(math.cos(angle)*X+math.sin(angle)*y)')
+   part = part.replace('Y','(-math.sin(angle)*X+math.cos(angle)*y)')
+   part = part.replace('y','Y')
+   part = part.replace('angle',str(angle))
+   return part
+
+def rotate_x(part,angle):
+   angle = angle*math.pi/180
+   part = part.replace('Y','(math.cos(angle)*Y+math.sin(angle)*z)')
+   part = part.replace('Z','(-math.sin(angle)*Y+math.cos(angle)*z)')
+   part = part.replace('z','Z')
+   part = part.replace('angle',str(angle))
+   return part
+
+def rotate_y(part,angle):
+   angle = angle*math.pi/180
+   part = part.replace('X','(math.cos(angle)*X+math.sin(angle)*z)')
+   part = part.replace('Z','(-math.sin(angle)*X+math.cos(angle)*z)')
+   part = part.replace('z','Z')
+   part = part.replace('angle',str(angle))
+   return part
+
+def rotate_z(part,angle):
+   angle = angle*math.pi/180
+   part = part.replace('X','(math.cos(angle)*X+math.sin(angle)*y)')
+   part = part.replace('Y','(-math.sin(angle)*X+math.cos(angle)*y)')
+   part = part.replace('y','Y')
+   part = part.replace('angle',str(angle))
+   return part
+
+def rotate_90(part):
+   part = reflect_y(part,0)
+   part = reflect_xy(part)
+   return part
+
+def rotate_180(part):
+   part = rotate_90(part)
+   part = rotate_90(part)
+   return part
+
+def rotate_270(part):
+   part = rotate_90(part)
+   part = rotate_90(part)
+   part = rotate_90(part)
+   return part
+
+def reflect_x(part,x0):
+   part = part.replace('X','(x0-X)')
+   part = part.replace('x0',str(x0))
+   return part
+
+def reflect_y(part,y0):
+   part = part.replace('Y','(y0-Y)')
+   part = part.replace('y0',str(y0))
+   return part
+
+def reflect_z(part,z0):
+   part = part.replace('Z','(z0-Z)')
+   part = part.replace('z0',str(z0))
+   return part
+
+def reflect_xy(part):
+   part = part.replace('X','temp')
+   part = part.replace('Y','X')
+   part = part.replace('temp','Y')
+   return part
+
+def reflect_xz(part):
+   part = part.replace('X','temp')
+   part = part.replace('Z','X')
+   part = part.replace('temp','Z')
+   return part
+
+def reflect_yz(part):
+   part = part.replace('Y','temp')
+   part = part.replace('Z','Y')
+   part = part.replace('temp','Z')
+   return part
+
+def scale_x(part,x0,sx):
+   part = part.replace('X','((x0) + (X-(x0))/(sx))')
+   part = part.replace('x0',str(x0))
+   part = part.replace('sx',str(sx))
+   return part
+
+def scale_y(part,y0,sy):
+   part = part.replace('Y','((y0) + (Y-(y0))/(sy))')
+   part = part.replace('y0',str(y0))
+   part = part.replace('sy',str(sy))
+   return part
+
+def scale_z(part,z0,sz):
+   part = part.replace('Z','((z0) + (Z-(z0))/(sz))')
+   part = part.replace('z0',str(z0))
+   part = part.replace('sz',str(sz))
+   return part
+
+def scale_xy(part,x0,y0,sxy):
+   part = part.replace('X','((x0) + (X-(x0))/(sxy))')
+   part = part.replace('Y','((y0) + (Y-(y0))/(sxy))')
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('sxy',str(sxy))
+   return part
+
+def scale_xyz(part,x0,y0,z0,sxyz):
+   part = part.replace('X','((x0) + (X-(x0))/(sxyz))')
+   part = part.replace('Y','((y0) + (Y-(y0))/(sxyz))')
+   part = part.replace('Z','((z0) + (Z-(z0))/(sxyz))')
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('z0',str(z0))
+   part = part.replace('sxyz',str(sxyz))
+   return part
+
+def coscale_x_y(part,x0,y0,y1,angle0,angle1,amplitude,offset):
+   phase0 = math.pi*angle0/180.
+   phase1 = math.pi*angle1/180.
+   part = part.replace('X','((x0) + (X-(x0))/((offset) + (amplitude)*math.cos((phase0) + ((phase1)-(phase0))*(Y-(y0))/((y1)-(y0)))))')
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('y1',str(y1))
+   part = part.replace('phase0',str(phase0))
+   part = part.replace('phase1',str(phase1))
+   part = part.replace('amplitude',str(amplitude))
+   part = part.replace('offset',str(offset))
+   return part
+
+def coscale_x_z(part,x0,z0,z1,angle0,angle1,amplitude,offset):
+   phase0 = math.pi*angle0/180.
+   phase1 = math.pi*angle1/180.
+   part = part.replace('X','((x0) + (X-(x0))/((offset) + (amplitude)*math.cos((phase0) + ((phase1)-(phase0))*(Z-(z0))/((z1)-(z0)))))')
+   part = part.replace('x0',str(x0))
+   part = part.replace('z0',str(z0))
+   part = part.replace('z1',str(z1))
+   part = part.replace('phase0',str(phase0))
+   part = part.replace('phase1',str(phase1))
+   part = part.replace('amplitude',str(amplitude))
+   part = part.replace('offset',str(offset))
+   return part
+
+def coscale_xy_z(part,x0,y0,z0,z1,angle0,angle1,amplitude,offset):
+   phase0 = math.pi*angle0/180.
+   phase1 = math.pi*angle1/180.
+   part = part.replace('X','((x0) + (X-(x0))/((offset) + (amplitude)*math.cos((phase0) + ((phase1)-(phase0))*(Z-(z0))/((z1)-(z0)))))')
+   part = part.replace('Y','((y0) + (Y-(y0))/((offset) + (amplitude)*math.cos((phase0) + ((phase1)-(phase0))*(Z-(z0))/((z1)-(z0)))))')
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('z0',str(z0))
+   part = part.replace('z1',str(z1))
+   part = part.replace('phase0',str(phase0))
+   part = part.replace('phase1',str(phase1))
+   part = part.replace('amplitude',str(amplitude))
+   part = part.replace('offset',str(offset))
+   return part
+
+def taper_x_y(part,x0,y0,y1,s0,s1):
+   part = part.replace('X','((x0) + (X-(x0))*((y1)-(y0))/((s1)*(Y-(y0)) + (s0)*((y1)-Y)))')
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('y1',str(y1))
+   part = part.replace('s0',str(s0))
+   part = part.replace('s1',str(s1))
+   return part
+
+def taper_x_z(part,x0,z0,z1,s0,s1):
+   part = part.replace('X','((x0) + (X-(x0))*((z1)-(z0))/((s1)*(Z-(z0)) + (s0)*((z1)-Z)))')
+   part = part.replace('x0',str(x0))
+   part = part.replace('z0',str(z0))
+   part = part.replace('z1',str(z1))
+   part = part.replace('s0',str(s0))
+   part = part.replace('s1',str(s1))
+   return part
+
+def taper_xy_z(part,x0,y0,z0,z1,s0,s1):
+   part = part.replace('X','((x0) + (X-(x0))*((z1)-(z0))/((s1)*(Z-(z0)) + (s0)*((z1)-Z)))')
+   part = part.replace('Y','((y0) + (Y-(y0))*((z1)-(z0))/((s1)*(Z-(z0)) + (s0)*((z1)-Z)))')
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('z0',str(z0))
+   part = part.replace('z1',str(z1))
+   part = part.replace('s0',str(s0))
+   part = part.replace('s1',str(s1))
+   return part
+
+def shear_x_y(part,y0,y1,dx0,dx1):
+   part = part.replace('X','(X - (dx0) - ((dx1)-(dx0))*(Y-(y0))/((y1)-(y0)))')
+   part = part.replace('y0',str(y0))
+   part = part.replace('y1',str(y1))
+   part = part.replace('dx0',str(dx0))
+   part = part.replace('dx1',str(dx1))
+   return part
+
+def shear_x_z(part,z0,z1,dx0,dx1):
+   part = part.replace('X','(X - (dx0) - ((dx1)-(dx0))*(Z-(z0))/((z1)-(z0)))')
+   part = part.replace('z0',str(z0))
+   part = part.replace('z1',str(z1))
+   part = part.replace('dx0',str(dx0))
+   part = part.replace('dx1',str(dx1))
+   return part
+
+def coshear_x_z(part,z0,z1,angle0,angle1,amplitude,offset):
+   phase0 = math.pi*angle0/180.
+   phase1 = math.pi*angle1/180.
+   part = part.replace('X','(X - (offset) - (amplitude)*math.cos((phase0) + ((phase1)-(phase0))*(Z-(z0))/((z1)-(z0))))')
+   part = part.replace('z0',str(z0))
+   part = part.replace('z1',str(z1))
+   part = part.replace('phase0',str(phase0))
+   part = part.replace('phase1',str(phase1))
+   part = part.replace('amplitude',str(amplitude))
+   part = part.replace('offset',str(offset))
+   return part
+
+############################################################
+# text classes and definitions
+############################################################
+
+class text:
+   #
+   # text class
+   #
+   def __init__(self,text,x,y,z=0,line='',height='',width='',space='',align='CC',color=White,angle=0):
+      #
+      # parameters
+      #
+      if (line == ''):
+         line = 1
+      if (height == ''):
+         height = 6*line
+      if (width == ''):
+         width = 4*line
+      if (space == ''):
+         space = line/2.0
+      self.width = 0
+      self.height = 0
+      self.text = text
+      #
+      # construct shape dictionary
+      #
+      shapes = {}
+      shape = triangle(0,0,width/2.0,height,width,0)
+      cutout = triangle(0,-2.5*line,width/2.0,height-2.5*line,width,-2.5*line)
+      cutout = subtract(cutout,rectangle(0,width,height/4-line/2,height/4+line/2))
+      shape = subtract(shape,cutout)
+      shapes['A'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/4))
+      shape = add(shape,rectangle(width-line,width,0,height/3))
+      shapes['a'] = shape
+      shape = rectangle(0,width-height/4,0,height)
+      shape = add(shape,circle(width-height/4,height/4,height/4))
+      shape = add(shape,circle(width-height/4,3*height/4,height/4))
+      w = height/2-1.5*line
+      shape = subtract(shape,rectangle(line,line+w/1.5,height/2+line/2,height-line))
+      shape = subtract(shape,circle(line+w/1.5,height/2+line/2+w/2,w/2))
+      shape = subtract(shape,rectangle(line,line+w/1.5,line,height/2-line/2))
+      shape = subtract(shape,circle(line+w/1.5,height/2-line/2-w/2,w/2))
+      shapes['B'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/4))
+      shape = add(shape,rectangle(0,line,0,height))
+      shapes['b'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = add(shape,circle(width/2,height-width/2,width/2))
+      shape = add(shape,rectangle(0,width,line+w/2,height-line-w/2))
+      w = width-2*line
+      shape = subtract(shape,circle(width/2,line+w/2,w/2))
+      shape = subtract(shape,circle(width/2,height-line-w/2,w/2))
+      shape = subtract(shape,rectangle(line,width,line+w/2,height-line-w/2))
+      shapes['C'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/4))
+      shape = subtract(shape,rectangle(width/2,width,width/2-line/1.5,width/2+line/1.5))
+      shapes['c'] = shape
+      shape = circle(line,width-line,width-line)
+      shape = subtract(shape,circle(line,width-line,width-2*line))
+      shape = subtract(shape,rectangle(-width,line,0,height))
+      shape = scale_y(shape,0,height/(2*(width-line)))
+      shape = add(shape,rectangle(0,line,0,height))
+      shapes['D'] = shape
+      shape = rectangle(width-line,width,0,height)
+      shape = add(shape,circle(width/2,width/2,width/2))
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shapes['d'] = shape
+      shape = rectangle(0,line,0,height)
+      shape = add(shape,rectangle(0,width,height-line,height))
+      shape = add(shape,rectangle(0,2*width/3,height/2-line/2,height/2+line/2))
+      shape = add(shape,rectangle(0,width,0,line))
+      shapes['E'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = subtract(shape,triangle(width,0,width/2,width/2-line/2,width,width/2-line/2))
+      shape = add(shape,rectangle(0,width,width/2-line/2,width/2+line/2))
+      shapes['e'] = shape
+      shape = rectangle(0,line,0,height)
+      shape = add(shape,rectangle(0,width,height-line,height))
+      shape = add(shape,rectangle(0,2*width/3,height/2-line/2,height/2+line/2))
+      shapes['F'] = shape
+      shape = circle(width-line/2,height-width/2,width/2)
+      shape = subtract(shape,circle(width-line/2,height-width/2,width/2-line))
+      shape = subtract(shape,rectangle(0,width-line/2,0,height-width/2))
+      shape = subtract(shape,rectangle(width-line/2,2*width,0,height))
+      shape = add(shape,rectangle(width/2-line/2,width/2+line/2,0,height-width/2))
+      shape = add(shape,rectangle(width/5,4*width/5,height/2-line/2,height/2+line/2))
+      shapes['f'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = add(shape,circle(width/2,height-width/2,width/2))
+      shape = add(shape,rectangle(0,width,line+w/2,height-line-w/2))
+      w = width-2*line
+      shape = subtract(shape,circle(width/2,line+w/2,w/2))
+      shape = subtract(shape,circle(width/2,height-line-w/2,w/2))
+      shape = subtract(shape,rectangle(line,width,line+w/2,height-line-w/2))
+      shape = add(shape,rectangle(width/2,width,line+w/2,2*line+w/2))
+      shapes['G'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      w = height/3-width/2
+      shape = add(shape,rectangle(width-line,width,w,width))
+      shape = add(shape,subtract(subtract(circle(width/2,w,width/2),circle(width/2,w,width/2-line)),rectangle(0,width,w,height)))
+      shapes['g'] = shape
+      shape = rectangle(0,line,0,height)
+      shape = add(shape,rectangle(width-line,width,0,height))
+      shape = add(shape,rectangle(0,width,height/2-line/2,height/2+line/2))
+      shapes['H'] = shape
+      w = width/2
+      shape = circle(width/2,w,width/2)
+      shape = subtract(shape,circle(width/2,w,width/2-line))
+      shape = subtract(shape,rectangle(0,width,0,w))
+      shape = add(shape,rectangle(0,line,0,height))
+      shape = add(shape,rectangle(width-line,width,0,w))
+      shapes['h'] = shape
+      shape = rectangle(width/2-line/2,width/2+line/2,0,height)
+      shape = add(shape,rectangle(width/5,4*width/5,0,line))
+      shape = add(shape,rectangle(width/5,4*width/5,height-line,height))
+      shapes['I'] = shape
+      shape = rectangle(width/2-line/2,width/2+line/2,0,height/2)
+      shape = add(shape,circle(width/2,3*height/4,.6*line))
+      shapes['i'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = subtract(shape,rectangle(0,width,width/2,height))
+      shape = add(shape,rectangle(width-line,width,width/2,height))
+      shapes['J'] = shape
+      w = height/3-width/2
+      shape = rectangle(width/2-line/2,width/2+line/2,w,height/2)
+      shape = add(shape,subtract(subtract(subtract(circle(width/4-line/2,w,width/2),circle(width/4-line/2,w,width/2-line)),rectangle(0,width,w,height)),rectangle(-width,width/4-line/2,-height/3,height)))
+      shape = add(shape,circle(width/2,3*height/4,.6*line))
+      shapes['j'] = shape
+      shape = rectangle(0,width,0,height)
+      shape = subtract(shape,triangle(line,height,width-1.1*line,height,line,height/2+.5*line))
+      shape = subtract(shape,triangle(width,0,line+0.8*line,height/2,width,height))
+      shape = subtract(shape,triangle(line,0,line,height/2-.5*line,width-1.1*line,0))
+      shapes['K'] = shape
+      shape = rectangle(0,width,0,height)
+      shape = subtract(shape,rectangle(line,width,2*height/3,height))
+      shape = subtract(shape,triangle(line,2*height/3,width-1.3*line,2*height/3,line,height/3+.5*line))
+      shape = subtract(shape,triangle(width,0,line+0.8*line,height/3,width,2*height/3))
+      shape = subtract(shape,triangle(line,0,line,height/3-0.5*line,width-1.3*line,0))
+      shapes['k'] = shape
+      shape = rectangle(0,line,0,height)
+      shape = add(shape,rectangle(0,width,0,line))
+      shapes['L'] = shape
+      shape = rectangle(width/2-line/2,width/2+line/2,0,height)
+      shapes['l'] = shape
+      shape = rectangle(0,width,0,height)
+      shape = subtract(shape,triangle(line,0,line,height-3*line,width/2-line/3,0))
+      shape = subtract(shape,triangle(line,height,width-line,height,width/2,1.5*line))
+      shape = subtract(shape,triangle(width/2+line/3,0,width-line,height-3*line,width-line,0))
+      shapes['M'] = shape
+      w = width/2
+      l = 1.3*line
+      shape = circle(width/2,w,width/2)
+      shape = subtract(shape,circle(width/2,w,width/2-l))
+      shape = subtract(shape,rectangle(0,width,0,w))
+      shape = add(shape,rectangle(width-l,width,0,w))
+      shape = add(shape,move(shape,width-l,0))
+      shape = add(shape,rectangle(0,l,0,width))
+      shape = scale_x(shape,0,width/(2*width-l))
+      shapes['m'] = shape
+      shape = rectangle(0,width,0,height)
+      shape = subtract(shape,triangle(line,height+1.5*line,width-line,height+1.5*line,width-line,1.5*line))
+      shape = subtract(shape,triangle(line,-1.5*line,line,height-1.5*line,width-line,-1.5*line))
+      shapes['N'] = shape
+      w = width/2
+      shape = circle(width/2,w,width/2)
+      shape = subtract(shape,circle(width/2,w,width/2-line))
+      shape = subtract(shape,rectangle(0,width,0,w))
+      shape = add(shape,rectangle(0,line,0,width))
+      shape = add(shape,rectangle(width-line,width,0,w))
+      shapes['n'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = add(shape,circle(width/2,height-width/2,width/2))
+      shape = add(shape,rectangle(0,width,line+w/2,height-line-w/2))
+      w = width-2*line
+      shape = subtract(shape,circle(width/2,line+w/2,w/2))
+      shape = subtract(shape,circle(width/2,height-line-w/2,w/2))
+      shape = subtract(shape,rectangle(line,width-line,line+w/2,height-line-w/2))
+      shapes['O'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shapes['o'] = shape
+      shape = rectangle(0,line,0,height)
+      w = 2*height/3
+      shape = add(shape,circle(width-w/2,height-w/2,w/2))
+      shape = add(shape,rectangle(0,width-w/2,height-w,height))
+      shape = subtract(shape,circle(width-w/2,height-w/2,w/2-line))
+      shape = subtract(shape,rectangle(line,width-w/2,height-w+line,height-line))
+      shapes['P'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/4))
+      shape = add(shape,rectangle(0,line,-height/3,width))
+      shapes['p'] = shape
+      shape = subtract(circle(width/2,width/2,width/2),circle(width/2,width/2,width/2-.9*line))
+      shape = scale_y(shape,0,height/width)
+      shape = add(shape,move(rotate(rectangle(-line/2,line/2,-width/4,width/4),30),3*width/4,width/4))
+      shapes['Q'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = add(shape,rectangle(width-line,width,-height/3,width))
+      shapes['q'] = shape
+      shape = rectangle(0,line,0,height)
+      w = 2*height/3
+      shape = add(shape,circle(width-w/2,height-w/2,w/2))
+      shape = add(shape,rectangle(0,width-w/2,height-w,height))
+      shape = subtract(shape,circle(width-w/2,height-w/2,w/2-line))
+      shape = subtract(shape,rectangle(line,width-w/2,height-w+line,height-line))
+      leg = triangle(line,0,line,height,width,0)
+      leg = subtract(leg,triangle(line,-2.0*line,line,height-2.0*line,width,-2.0*line))
+      leg = subtract(leg,rectangle(0,width,height/3,height))
+      shape = add(shape,leg)
+      shapes['R'] = shape
+      shape = circle(width,0,width)
+      shape = subtract(shape,circle(width,0,width-line))
+      shape = subtract(shape,rectangle(.8*width,2*width,-height,height))
+      shape = subtract(shape,rectangle(0,2*width,-height,0))
+      shape = add(shape,rectangle(0,line,0,width))
+      shapes['r'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = subtract(shape,rectangle(0,width/2,width/2,width))
+      shape = add(shape,move(reflect_y(reflect_x(shape,width),width),0,width-line))
+      shape = scale_y(shape,0,height/(2*width-line))
+      shapes['S'] = shape
+      w = width/3
+      shape = circle(w,w,w)
+      shape = subtract(shape,circle(w,w,w-.9*line))
+      shape = subtract(shape,rectangle(0,w,w,2*w))
+      shape = add(shape,move(reflect_y(reflect_x(shape,2*w),2*w),0,2*w-.9*line))
+      shape = scale_y(shape,0,(2*height/3)/(4*w-.9*line))
+      shape = move(shape,(width/2)-w,0)
+      shapes['s'] = shape
+      shape = rectangle(width/2-line/2,width/2+line/2,0,height)
+      shape = add(shape,rectangle(0,width,height-line,height))
+      shapes['T'] = shape
+      shape = circle(0,3*width/8,3*width/8)
+      shape = subtract(shape,circle(0,3*width/8,3*width/8-line))
+      shape = subtract(shape,rectangle(-width,width,3*width/8,height))
+      shape = subtract(shape,rectangle(0,width,-height,height))
+      shape = move(shape,width/2-line/2+3*width/8,0)
+      shape = add(shape,rectangle(width/2-line/2,width/2+line/2,width/4,3*height/4))
+      shape = add(shape,rectangle(width/5,4*width/5,height/2-line/2,height/2+line/2))
+      shapes['t'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = subtract(shape,rectangle(0,width,width/2,height))
+      shape = add(shape,rectangle(0,line,width/2,height))
+      shape = add(shape,rectangle(width-line,width,width/2,height))
+      shapes['U'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = subtract(shape,rectangle(0,width,width/2,height))
+      shape = add(shape,rectangle(0,line,width/2,2*height/3))
+      shape = add(shape,rectangle(width-line,width,0,2*height/3))
+      shapes['u'] = shape
+      shape = triangle(0,height,width,height,width/2,0)
+      shape = subtract(shape,triangle(0,height+3*line,width,height+3*line,width/2,3*line))
+      shapes['V'] = shape
+      w = 2*height/3.0
+      shape = triangle(0,w,width,w,width/2,0)
+      shape = subtract(shape,triangle(0,w+2*line,width,w+2*line,width/2,2*line))
+      shapes['v'] = shape
+      shape = triangle(0,height,width,height,width/2,0)
+      shape = add(shape,move(shape,.6*width,0))
+      cutout = triangle(0,height+4*line,width,height+4*line,width/2,4*line)
+      cutout = add(cutout,move(cutout,.6*width,0))
+      shape = subtract(shape,cutout)
+      shape = scale_x(shape,0,1/1.6)
+      shapes['W'] = shape
+      shape = scale_y(shapes['W'],0,width/height)
+      shapes['w'] = shape
+      shape = rectangle(0,width,0,height)
+      shape = subtract(shape,triangle(0,0,0,height,width/2-.7*line,height/2))
+      shape = subtract(shape,triangle(width,0,width/2+.7*line,height/2,width,height))
+      shape = subtract(shape,triangle(1.1*line,height,width-1.1*line,height,width/2,height/2+line))
+      shape = subtract(shape,triangle(1.1*line,0,width/2,height/2-line,width-1.1*line,0))
+      shapes['X'] = shape
+      w = 2*height/3.0
+      shape = rectangle(0,width,0,w)
+      shape = subtract(shape,triangle(0,0,0,w,width/2-.75*line,w/2))
+      shape = subtract(shape,triangle(width,0,width/2+.75*line,w/2,width,w))
+      shape = subtract(shape,triangle(1.25*line,0,width/2,w/2-.75*line,width-1.25*line,0))
+      shape = subtract(shape,triangle(1.25*line,w,width-1.25*line,w,width/2,w/2+.75*line))
+      shapes['x'] = shape
+      w = height/2
+      shape = rectangle(0,width,w,height)
+      shape = subtract(shape,triangle(0,w,0,height,width/2-line/2,w))
+      shape = subtract(shape,triangle(width/2+line/2,w,width,height,width,w))
+      shape = subtract(shape,triangle(1.1*line,height,width-1.1*line,height,width/2,w+1.1*line))
+      shape = add(shape,rectangle(width/2-line/2,width/2+line/2,0,w))
+      shapes['Y'] = shape
+      shape = rectangle(0,width,-height/3,width)
+      shape = subtract(shape,triangle(0,-height/3,0,width,width/2-.9*line,0))
+      shape = subtract(shape,triangle(1.1*line,width,width-1.1*line,width,width/2-.2*line,1.6*line))
+      shape = subtract(shape,triangle(1.2*line,-height/3,width,width,width,-height/3))
+      shapes['y'] = shape
+      shape = rectangle(0,width,0,height)
+      shape = subtract(shape,triangle(0,line,0,height-line,width-1.4*line,height-line))
+      shape = subtract(shape,triangle(1.4*line,line,width,height-line,width,line))
+      shapes['Z'] = shape
+      w = 2*height/3
+      shape = rectangle(0,width,0,w)
+      shape = subtract(shape,triangle(0,line,0,w-line,width-1.6*line,w-line))
+      shape = subtract(shape,triangle(width,line,1.6*line,line,width,w-line))
+      shapes['z'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-.9*line))
+      shape = scale_y(shape,0,height/width)
+      shapes['0'] = shape
+      shape = rectangle(width/2-line/2,width/2+line/2,0,height)
+      w = width/2-line/2
+      cutout = circle(0,height,w)
+      shape = add(shape,rectangle(0,width/2,height-w-line,height))
+      shape = subtract(shape,cutout)
+      shape = move(shape,(width/2+line/2)/4,0)
+      shapes['1'] = shape
+      shape = circle(width/2,height-width/2,width/2)
+      shape = subtract(shape,circle(width/2,height-width/2,width/2-line))
+      shape = subtract(shape,rectangle(0,width/2,0,height-width/2))
+      shape = add(shape,rectangle(0,width,0,height-width/2))
+      shape = subtract(shape,triangle(0,line,0,height-width/2,width-line,height-width/2))
+      shape = subtract(shape,triangle(1.5*line,line,width,height-width/2-.5*line,width,line))
+      shapes['2'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = scale_y(shape,0,(height/2+line/2)/width)
+      shape = add(shape,move(shape,0,height/2-line/2))
+      shape = subtract(shape,rectangle(0,width/2,height/4,3*height/4))
+      shapes['3'] = shape
+      shape = rectangle(width-line,width,0,height)
+      shape = add(shape,triangle(0,height/3,width-line,height,width-line,height/3))
+      shape = subtract(shape,triangle(1.75*line,height/3+line,width-line,height-1.5*line,width-line,height/3+line))
+      shapes['4'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = subtract(shape,rectangle(0,width/2,width/2,width))
+      shape = add(shape,rectangle(0,width/2,width-line,width))
+      shape = add(shape,rectangle(0,line,width-line,height))
+      shape = add(shape,rectangle(0,width,height-line,height))
+      shapes['5'] = shape
+      shape = circle(width/2,height-width/2,width/2)
+      shape = subtract(shape,circle(width/2,height-width/2,width/2-line))
+      shape = subtract(shape,rectangle(0,width,0,height-width/2))
+      shape = subtract(shape,triangle(width,height,width,height/2,width/2,height/2))
+      shape = add(shape,circle(width/2,width/2,width/2))
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = add(shape,rectangle(0,line,width/2,height-width/2))
+      shapes['6'] = shape
+      shape = rectangle(0,width,0,height)
+      shape = subtract(shape,triangle(0,0,0,height-line,width-line,height-line))
+      shape = subtract(shape,triangle(line,0,width,height-line,width,0))
+      shapes['7'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = scale_y(shape,0,(height/2+line/2)/width)
+      shape = add(shape,move(shape,0,height/2-line/2))
+      shapes['8'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = subtract(shape,rectangle(0,width,width/2,height))
+      shape = subtract(shape,triangle(0,0,0,height/2,width/2,height/2))
+      shape = add(shape,circle(width/2,height-width/2,width/2))
+      shape = subtract(shape,circle(width/2,height-width/2,width/2-line))
+      shape = add(shape,rectangle(width-line,width,width/2,height-width/2))
+      shapes['9'] = shape
+      w = width/2
+      shape = circle(w,w,w)
+      shape = subtract(shape,circle(w,w,w-line))
+      shape = subtract(shape,rectangle(w,width,0,height))
+      shape = scale_y(shape,0,height/width)
+      shape = move(shape,w/2,0)
+      shapes['('] = shape
+      shape = reflect_x(shape,width)
+      shapes[')'] = shape
+      shapes[' '] = false
+      shape = rectangle(width/2-width/3,width/2+width/3,height/2-line/2,height/2+line/2)
+      shape = add(shape,rectangle(width/2-line/2,width/2+line/2,height/2-width/3,height/2+width/3))
+      shapes['+'] = shape
+      shape = rectangle(width/2-width/3,width/2+width/3,height/2-line/2,height/2+line/2)
+      shapes['-'] = shape
+      shape = circle(width/2,line,.75*line)
+      shapes['.'] = shape
+      shape = rectangle(0,width,0,height)
+      d = .8*line
+      shape = subtract(shape,triangle(d,0,width,height-d,width,0))
+      shape = subtract(shape,triangle(0,d,0,height,width-d,height))
+      shapes['/'] = shape
+      #
+      # to be done
+      #
+      shapes['*'] = shape
+      shapes['~'] = shape
+      shapes['!'] = shape
+      shapes['@'] = shape
+      shapes['#'] = shape
+      shapes['$'] = shape
+      shapes['%'] = shape
+      shapes['^'] = shape
+      shapes['&'] = shape
+      shapes['&'] = shape
+      shapes['_'] = shape
+      shapes['='] = shape
+      shapes['['] = shape
+      shapes['{'] = shape
+      shapes[']'] = shape
+      shapes['}'] = shape
+      shapes[';'] = shape
+      shapes[':'] = shape
+      shapes["'"] = shape
+      shapes['"'] = shape
+      shapes[','] = shape
+      shapes['<'] = shape
+      shapes['>'] = shape
+      shapes['?'] = shape
+      #
+      # add a line to text shape
+      #
+      def addline(lineshape):
+         #
+         # LR align
+         #
+         if (align[0] == 'C'):
+            lineshape = move(lineshape,-self.width/2.0,0)
+         elif (align[0] == 'R'):
+            lineshape = move(lineshape,-self.width,0)
+         #
+         # add
+         #
+         self.shape = add(self.shape,lineshape)
+      #
+      # loop over chars
+      #
+      dx = 0
+      dy = -height
+      self.width = -space
+      self.height = height
+      lineshape = false
+      self.shape = false
+      count = 0
+      for chr in text:
+         if (chr == '\n'):
+            count += 1
+            addline(lineshape)
+            dx = 0
+            dy -= 1.5*self.height/(1+(count-1)*1.5)
+            self.width = -space
+            self.height += 1.5*self.height
+            lineshape = false
+         else:
+            lineshape = add(lineshape,move(shapes[chr],dx,dy))
+            self.width += space + width
+            dx += width + space
+      addline(lineshape)
+      #
+      # UD align
+      #
+      if (align[1] == 'C'):
+         self.shape = move(self.shape,0,self.height/2.0)
+      elif (align[1] == 'B'):
+         self.shape = move(self.shape,0,self.height)
+      #
+      # rotate
+      #
+      if (angle == 90):
+         self.shape = rotate_90(self.shape)
+      elif (angle == 180):
+         self.shape = rotate_180(self.shape)
+      elif ((angle == 270) | (angle == -90)):
+         self.shape = rotate_270(self.shape)
+      elif (angle != 0):
+         self.shape = rotate(self.shape,angle)
+      #
+      # translate
+      #
+      self.shape = move(self.shape,x,y)
+      #
+      # color
+      #
+      self.shape = '('+str(color)+'*(('+self.shape+')!=0))'
+
+############################################################
+# PCB classes and definitions
+############################################################
+
+class PCB:
+   def __init__(self,x0,y0,width,height,mask):
+      self.board = false
+      self.labels = false
+      self.interior = rectangle(x0,x0+width,y0,y0+height)
+      self.exterior = subtract(true,rectangle(x0,x0+width,y0,y0+height))
+      self.mask = false
+      self.holes = false
+      self.cutout = false
+   def add(self,part):
+      self.board = add(self.board,part)
+      self.mask = add(self.mask,move(part,-mask,mask))
+      self.mask = add(self.mask,move(part,-mask,-mask))
+      self.mask = add(self.mask,move(part,mask,mask))
+      self.mask = add(self.mask,move(part,mask,-mask))
+      return self
+
+class point:
+   def __init__(self,x,y,z=0):
+      self.x = x
+      self.y = y
+      self.z = z
+
+class part:
+   class text:
+      def __init__(self,x,y,z=0,text='',line=0.006,angle=0):
+         self.x = x
+         self.y = y
+         self.z = z
+         self.text = text
+         self.line = line
+         self.angle = angle
+   def add(self,pcb,x,y,z=0,angle=0,line=0.007):
+      self.x = x
+      self.y = y
+      self.z = z
+      self.angle = angle
+      if (angle == 90):
+         self.shape = rotate_90(self.shape)
+      elif (angle == 180):
+         self.shape = rotate_180(self.shape)
+      elif ((angle == 270) | (angle == -90)):
+         self.shape = rotate_270(self.shape)
+      elif (angle != 0):
+         self.shape = rotate(self.shape,angle)
+      self.shape = translate(self.shape,x,y,z)
+      if hasattr(self,'holes'):
+         if (angle == 90):
+            self.holes = rotate_90(self.holes)
+         elif (angle == 180):
+            self.holes = rotate_180(self.holes)
+         elif ((angle == 270) | (angle == -90)):
+            self.holes = rotate_270(self.holes)
+         elif (angle != 0):
+            self.holes = rotate(self.holes,angle)
+         self.holes = translate(self.holes,x,y,z)
+      if hasattr(self,'cutout'):
+         if (angle == 90):
+            self.cutout = rotate_90(self.cutout)
+         elif (angle == 180):
+            self.cutout = rotate_180(self.cutout)
+         elif ((angle == 270) | (angle == -90)):
+            self.cutout = rotate_270(self.cutout)
+         elif (angle != 0):
+            self.cutout = rotate(self.cutout,angle)
+         self.cutout = translate(self.cutout,x,y,z)
+      deg_angle = angle
+      angle = math.pi*angle/180
+      for i in range(len(self.pad)):
+         xnew = math.cos(angle)*self.pad[i].x - math.sin(angle)*self.pad[i].y
+         ynew = math.sin(angle)*self.pad[i].x + math.cos(angle)*self.pad[i].y
+         self.pad[i].x = x + xnew
+         self.pad[i].y = y + ynew
+         self.pad[i].z += z
+      pcb.labels = add(pcb.labels,text(self.value,x,y,z,line=line,color=Green).shape)
+      for i in range(len(self.labels)):
+         xnew = math.cos(angle)*self.labels[i].x - math.sin(angle)*self.labels[i].y
+         ynew = math.sin(angle)*self.labels[i].x + math.cos(angle)*self.labels[i].y
+         self.labels[i].x = x + xnew
+         self.labels[i].y = y + ynew
+         self.labels[i].z += z
+         if ((-90 < deg_angle) & (deg_angle <= 90)):
+            pcb.labels = add(pcb.labels,text(self.labels[i].text,self.labels[i].x,self.labels[i].y,self.labels[i].z,self.labels[i].line,color=Red,angle=deg_angle-self.labels[i].angle).shape)
+         else:
+            pcb.labels = add(pcb.labels,text(self.labels[i].text,self.labels[i].x,self.labels[i].y,self.labels[i].z,self.labels[i].line,color=Red,angle=(deg_angle-self.labels[i].angle-180)).shape)
+      pcb = pcb.add(self.shape)
+      if hasattr(self,'holes'):
+         pcb.holes = add(pcb.holes,self.holes)
+      if hasattr(self,'cutout'):
+         pcb.interior = subtract(pcb.interior,self.cutout)
+         pcb.exterior = add(pcb.exterior,self.cutout)
+      return pcb
+
+def wire(pcb,width,*points):
+   x0 = points[0].x
+   y0 = points[0].y
+   z0 = points[0].z
+   pcb.board = add(pcb.board,cylinder(x0,y0,z0,z0,width/2))
+   for i in range(1,len(points)):
+      x0 = points[i-1].x
+      y0 = points[i-1].y
+      z0 = points[i-1].z
+      x1 = points[i].x
+      y1 = points[i].y
+      z1 = points[i].z
+      pcb.board = add(pcb.board,line(x0,y0,x1,y1,z1,width))
+      pcb.board = add(pcb.board,cylinder(x1,y1,z1,z1,width/2))
+   return pcb
+
+def wirer(pcb,width,*points):
+   for i in range(1,len(points)):
+      x0 = points[i-1].x
+      y0 = points[i-1].y
+      z0 = points[i-1].z
+      x1 = points[i].x
+      y1 = points[i].y
+      z1 = points[i].z
+      if (x0 < x1):
+         pcb.board = add(pcb.board,cube(x0-width/2,x1+width/2,y0-width/2,y0+width/2,z0,z0))
+      elif (x1 < x0):
+         pcb.board = add(pcb.board,cube(x1-width/2,x0+width/2,y0-width/2,y0+width/2,z0,z0))
+      if (y0 < y1):
+         pcb.board = add(pcb.board,cube(x1-width/2,x1+width/2,y0-width/2,y1+width/2,z0,z0))
+      elif (y1 < y0):
+         pcb.board = add(pcb.board,cube(x1-width/2,x1+width/2,y1-width/2,y0+width/2,z0,z0))
+   return pcb
+
+############################################################
+# PCB library
+############################################################
+
+class via(part):
+   #
+   # via
+   #
+   def __init__(self,zb,zt,rv,rp,value=''):
+      self.value = value
+      self.labels = []
+      self.pad = [point(0,0,0)]
+      self.shape = cylinder(0,0,zb,zt,rp)
+      self.holes = cylinder(0,0,zb,zt,rv)
+      self.pad.append(point(0,0,zt))
+      self.pad.append(point(0,0,zb))
+
+class SJ(part):
+   #
+   # solder jumper
+   #
+   def __init__(self,value=''):
+      pad_SJ = cube(-.02,.02,-.03,.03,0,0)
+      self.value = value
+      self.labels = []
+      self.pad = [point(0,0,0)]
+      self.shape = translate(pad_SJ,-.029,0,0)
+      self.pad.append(point(-.029,0,0))
+      self.shape = add(self.shape,translate(pad_SJ,.029,0,0))
+      self.pad.append(point(.029,0,0))
+
+############################################################
+# discretes
+############################################################
+
+
+class ST4EB(part):
+   #
+   # Nidec Copal ST4ETB103 trimpot
+   #
+   def __init__(self,value=''):
+      pad1 = cube(-.032,.032,-.039,.039,0,0)
+      pad2 = cube(-.039,.039,-.039,.039,0,0)
+      self.value = value
+      self.labels = []
+      self.pad = [point(0,0,0)]
+      self.shape = translate(pad1,-.046,-.118,0)
+      self.pad.append(point(-.046,-.118,0))
+      self.shape = add(self.shape,translate(pad1,.046,-.118,0))
+      self.pad.append(point(.046,-.118,0))
+      self.shape = add(self.shape,translate(pad2,0,.118,0))
+      self.pad.append(point(0,.118,0))
+
+class C_FND(part):
+   #
+   # Panasonic FN series, size code D
+   #    100uF: EEE-FN1E101UL
+   #
+   def __init__(self,value=''):
+      pad = cube(-.032,.032,-.06,.06,0,0)
+      self.value = value
+      self.labels = []
+      self.pad = [point(0,0,0)]
+      self.shape = translate(pad,0,.11,0)
+      self.pad.append(point(0,.11,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'+',angle=90))
+      self.shape = add(self.shape,translate(pad,0,-.11,0))
+      self.pad.append(point(0,-.11,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'-',angle=90))
+
+pad_0402 = cube(-.0175,.0175,-.014,.014,0,0)
+
+class R_0402(part):
+   #
+   # 0402 resistor
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.labels = []
+      self.pad = [point(0,0,0)]
+      self.shape = translate(pad_0402,-.0265,0,0)
+      self.pad.append(point(-.0265,0,0))
+      self.shape = add(self.shape,translate(pad_0402,.0265,0,0))
+      self.pad.append(point(.0265,0,0))
+
+pad_1206 = cube(-.032,.032,-.034,.034,0,0)
+
+class R_1206(part):
+   #
+   # 1206 resistor
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.labels = []
+      self.pad = [point(0,0,0)]
+      self.shape = translate(pad_1206,-.06,0,0)
+      self.pad.append(point(-.06,0,0))
+      self.shape = add(self.shape,translate(pad_1206,.06,0,0))
+      self.pad.append(point(.06,0,0))
+
+class C_1206(part):
+   #
+   # 1206 capacitor
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.labels = []
+      self.pad = [point(0,0,0)]
+      self.shape = translate(pad_1206,-.06,0,0)
+      self.pad.append(point(-.06,0,0))
+      self.shape = add(self.shape,translate(pad_1206,.06,0,0))
+      self.pad.append(point(.06,0,0))
+
+pad_1210 = cube(-.032,.032,-.048,.048,0,0)
+
+class L_1210(part):
+   #
+   # 1210 inductor
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.labels = []
+      self.pad = [point(0,0,0)]
+      self.shape = translate(pad_1210,-.06,0,0)
+      self.pad.append(point(-.06,0,0))
+      self.shape = add(self.shape,translate(pad_1210,.06,0,0))
+      self.pad.append(point(.06,0,0))
+
+pad_choke = cube(-.06,.06,-.06,.06,0,0)
+
+class choke(part):
+   #
+   # Panasonic ELLCTV
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.labels = []
+      self.pad = [point(0,0,0)]
+      self.shape = translate(pad_choke,-.177,-.177,0)
+      self.pad.append(point(-.177,-.177,0))
+      self.shape = add(self.shape,translate(pad_choke,.177,.177,0))
+      self.pad.append(point(.177,.177,0))
+
+############################################################
+# connectors
+############################################################
+
+class header_2H(part):
+   #
+   # 2x1x0.1 cable header
+   #    Sullins GEC36SBSN-M89
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,.05,0)
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'2'))
+
+class header_4H(part):
+   #
+   # 4x1x0.1 cable header
+   #    Sullins GEC36SBSN-M89
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,.15,0)
+      self.pad.append(point(0,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.05,0))
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'2'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-0.15,0))
+      self.pad.append(point(0,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'4'))
+
+class header_NEO_6M(part):
+   #
+   # NEO_6M GPS module
+   #
+   def __init__(self,value=''):
+      pad_header = cylinder(0,0,0,0,.03)
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,.2,0)
+      self.pad.append(point(0,.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PPS'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.1,0))
+      self.pad.append(point(0,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TXD'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0,0))
+      self.pad.append(point(0,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RXD'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.1,0))
+      self.pad.append(point(0,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.2,0))
+      self.pad.append(point(0,-.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+
+class header_MFRC522(part):
+   #
+   # MFCR522 RFID module
+   #
+   def __init__(self,value=''):
+      pad_header = cylinder(0,0,0,0,.03)
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,.35,0)
+      self.pad.append(point(0,.35,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1SDA'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.25,0))
+      self.pad.append(point(0,.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.15,0))
+      self.pad.append(point(0,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'COPI'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0.05,0))
+      self.pad.append(point(0,0.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CIPO'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IRQ'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.15,0))
+      self.pad.append(point(0,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.25,0))
+      self.pad.append(point(0,-.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.35,0))
+      self.pad.append(point(0,-.35,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3.3V'))
+
+class header_LSM6DS33_2736(part):
+   #
+   # LSD6DS33 carrier
+   #    Pololu 2736
+   #
+   def __init__(self,value=''):
+      pad_header = cylinder(0,0,0,0,.03)
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,.4,0)
+      self.pad.append(point(0,.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1VDD'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.3,0))
+      self.pad.append(point(0,.3,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VIN'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.2,0))
+      self.pad.append(point(0,.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0.1,0))
+      self.pad.append(point(0,0.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0,0))
+      self.pad.append(point(0,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.1,0))
+      self.pad.append(point(0,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDO'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.2,0))
+      self.pad.append(point(0,-.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CS'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.3,0))
+      self.pad.append(point(0,-.3,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'INT2'))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.4,0))
+      self.pad.append(point(0,-.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'INT1'))
+
+class header_VL53L1X_3415(part):
+   #
+   # VL53L1X carrier
+   #    Pololu 3415
+   #
+   def __init__(self,value=''):
+      pad_header = cylinder(0,0,0,0,.03)
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,.3,0)
+      self.pad.append(point(0,.3,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1VDD'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.2,0))
+      self.pad.append(point(0,.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VIN'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.1,0))
+      self.pad.append(point(0,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0,0))
+      self.pad.append(point(0,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.1,0))
+      self.pad.append(point(0,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.2,0))
+      self.pad.append(point(0,-.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'XSHUT'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.3,0))
+      self.pad.append(point(0,-.3,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO1'))
+
+class ESP_WROOM_02D(part):
+   #
+   # ESP-WROOM-02D
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      pad = cube(-1/25.4,1/25.4,-.45/25.4,.45/25.4,0,0)
+      width = 17.5/25.4
+      pitch = 1.5/25.4
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-width/2,4*pitch,0)
+      self.shape = add(self.shape,cylinder(-width/2-.75/25.4,4*pitch,0,0,.45/25.4))
+      self.pad.append(point(-width/2,4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3V3'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,3*pitch,0))
+      self.pad.append(point(-width/2,3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'EN'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,2*pitch,0))
+      self.pad.append(point(-width/2,2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO14'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,1*pitch,0))
+      self.pad.append(point(-width/2,1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO12'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,0*pitch,0))
+      self.pad.append(point(-width/2,0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO13'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-1*pitch,0))
+      self.pad.append(point(-width/2,-1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO15'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-2*pitch,0))
+      self.pad.append(point(-width/2,-2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO2'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-3*pitch,0))
+      self.pad.append(point(-width/2,-3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO0'))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-4*pitch,0))
+      self.pad.append(point(-width/2,-4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-4*pitch,0))
+      self.pad.append(point(width/2,-4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO4'))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-3*pitch,0))
+      self.pad.append(point(width/2,-3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RXD'))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-2*pitch,0))
+      self.pad.append(point(width/2,-2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TXD'))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-1*pitch,0))
+      self.pad.append(point(width/2,-1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 14
+      #
+      self.shape = add(self.shape,translate(pad,width/2,0*pitch,0))
+      self.pad.append(point(width/2,0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO5'))
+      #
+      # pin 15
+      #
+      self.shape = add(self.shape,translate(pad,width/2,1*pitch,0))
+      self.pad.append(point(width/2,1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 16
+      #
+      self.shape = add(self.shape,translate(pad,width/2,2*pitch,0))
+      self.pad.append(point(width/2,2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TOUT'))
+      #
+      # pin 17
+      #
+      self.shape = add(self.shape,translate(pad,width/2,3*pitch,0))
+      self.pad.append(point(width/2,3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO16'))
+      #
+      # pin 18
+      #
+      self.shape = add(self.shape,translate(pad,width/2,4*pitch,0))
+      self.pad.append(point(width/2,4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 19
+      #
+      padg = cube(-2/25.4,2/25.4,-2/25.4,2/25.4,0,0)
+      self.shape = add(self.shape,translate(padg,(1.5/2+7.1+2-17.5/2)/25.4,(4*1.5+7.1-20+4.29+2)/25.4,0))
+      self.pad.append(point((1.5/2+7.1+2-17.5/2)/25.4,(4*1.5+7.1-20+4.29+2)/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class ESP_01(part):
+   #
+   # ESP-01 4x2 vertical
+   #    Sullins NPTC042KFMS-RC
+   #
+   def __init__(self,value=''):
+      pad_header = cube(-.075/2,.075/2,-.04/2,.04/2,0,0)
+      d = .305/2-.07/2
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,d,.15,0)
+      self.shape = add(self.shape,cylinder(d+.061/2,.15,0,0,.039/2))
+      self.pad.append(point(d,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,.15,0))
+      self.pad.append(point(-d,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Tx'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,d,.05,0))
+      self.pad.append(point(d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO2'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,.05,0))
+      self.pad.append(point(-d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'EN'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,d,-.05,0))
+      self.pad.append(point(d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO0'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,-.05,0))
+      self.pad.append(point(-d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad_header,d,-.15,0))
+      self.pad.append(point(d,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Rx'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,-.15,0))
+      self.pad.append(point(-d,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+
+class header_serial_reverse_5V(part):
+   #
+   # serial cable header, reverse for female connector, 5V output
+   #    GCT BG300-06-A-L-A
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,-.25,0)
+      self.shape = add(self.shape,cylinder(-.05,-.25,0,0,.025))
+      self.pad.append(point(0,-.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.15,0))
+      self.pad.append(point(0,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CTS'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'5V'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0.05,0))
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Tx'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.15,0))
+      self.pad.append(point(0,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Rx'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.25,0))
+      self.pad.append(point(0,.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RTS'))
+
+class header_serial_reverse_3V3(part):
+   #
+   # serial cable header, reverse for female connector, 3.3V output
+   #    GCT BG300-06-A-L-A
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,-.25,0)
+      self.shape = add(self.shape,cylinder(-.05,-.25,0,0,.025))
+      self.pad.append(point(0,-.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.15,0))
+      self.pad.append(point(0,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CTS'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3.3V'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0.05,0))
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Tx'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.15,0))
+      self.pad.append(point(0,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Rx'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.25,0))
+      self.pad.append(point(0,.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RTS'))
+
+class TFT8x1v(part):
+   #
+   # TFT 8x1 vertical
+   #    2x Sullins S5635-ND
+   #
+   def __init__(self,value=''):
+      pad_header = cube(-.079/2,.079/2,-.039/2,.039/2,0,0)
+      d = .209/2-.079/2
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,-d,-.35,0)
+      self.pad.append(point(-d,-.35,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1LED'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,d,-.25,0))
+      self.pad.append(point(d,-.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,-.15,0))
+      self.pad.append(point(-d,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MOSI'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,d,-.05,0))
+      self.pad.append(point(d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DC'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,.05,0))
+      self.pad.append(point(-d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,d,.15,0))
+      self.pad.append(point(d,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CS'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,.25,0))
+      self.pad.append(point(-d,.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad_header,d,.35,0))
+      self.pad.append(point(d,.35,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+
+class header_SWD_4_05(part):
+   #
+   # 4-pin header
+   # Sullins GRPB022VWQS-RC 2x2x0.05"
+   #
+   def __init__(self,value=''):
+      pad_header = cube(-.043,.043,-.015,.015,0,0)
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,-.072,.025,0)
+      self.shape = add(self.shape,cylinder(-.116,.025,0,0,.015))
+      self.pad.append(point(-.072,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLK'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,.072,.025,0))
+      self.pad.append(point(.072,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DIO'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,-.072,-.025,0))
+      self.pad.append(point(-.072,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,.072,-.025,0))
+      self.pad.append(point(.072,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class header_SWD_4_1(part):
+   #
+   # 4-pin header
+   # FCI 95278-101a04lf Bergstik 2x2x0.1"
+   #
+   pad_header = cube(-.05,.05,-.025,.025,0,0)
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,-.107,.05,0)
+      #self.shape = add(self.shape,cylinder(-.157,.05,0,0,.025))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLK'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DIO'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,-.05,0))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class header_UPDI(part):
+   #
+   # UPDI header
+   #    Sullins GEC36SBSN-M89
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: UPDI
+      #
+      self.shape = translate(pad_header,0,-.05,0)
+      self.shape = add(self.shape,cylinder(.05,-.05,0,0,.025))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'UPDI'))
+      #
+      # pin 2: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.05,0))
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class header_UPDI_reverse(part):
+   #
+   # UPDI header, reverse for female connector
+   #    GCT BG300-03-A-L-A
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: UPDI
+      #
+      self.shape = translate(pad_header,0,.05,0)
+      self.shape = add(self.shape,cylinder(.05,.05,0,0,.025))
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'UPDI'))
+      #
+      # pin 2: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class USB_A_plug(part):
+   #
+   # USB type A PCB plug
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: 5V
+      #
+      self.shape = translate(cube(-.05,.242,-.02,.02,0,0),0,.138,0)
+      self.pad.append(point(0,.138,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'5V'))
+      #
+      # pin 2: D-
+      #
+      self.shape = add(self.shape,translate(cube(-0.05,.202,-.02,.02,0,0),0,.039,0))
+      self.pad.append(point(0,.039,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'D-'))
+      #
+      # pin 3: D+
+      #
+      self.shape = add(self.shape,translate(cube(-.05,.202,-.02,.02,0,0),0,-.039,0))
+      self.pad.append(point(0,-.039,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'D+'))
+      #
+      # pin 4: GND
+      #
+      self.shape = add(self.shape,translate(cube(-.05,.242,-.02,.02,0,0),0,-.138,0))
+      self.pad.append(point(0,-.138,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # plug cutout
+      #
+      self.cutout = cube(-.05,1,.24,10,zb,zt)
+      self.cutout = add(self.cutout,cube(-.05,10,-10,-.24,zb,zt))
+
+class header_SWD(part):
+   #
+   # Serial Wire Debug programming header
+   # Amphenol 20021121-00010T1LF	2x5x0.05
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 0.077
+      w = 0.015
+      h = .047
+      pad = cube(-h,h,-w,w,0,0)
+      #
+      # pin 1: VCC
+      #
+      self.shape = translate(pad,d,-.1,0)
+      self.shape = add(self.shape,cylinder(d+h,-.1,0,0,w))
+      self.pad.append(point(d,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 2: DIO
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.1,0))
+      self.pad.append(point(-d,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DIO'))
+      #
+      # pin 3: GND
+      #
+      self.shape = add(self.shape,translate(pad,d,-.05,0))
+      self.pad.append(point(d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 4: CLK
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.05,0))
+      self.pad.append(point(-d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLK'))
+      #
+      # pin 5: GND
+      #
+      self.shape = add(self.shape,translate(pad,d,0,0))
+      self.pad.append(point(d,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 6: SWO
+      #
+      self.shape = add(self.shape,translate(pad,-d,0,0))
+      self.pad.append(point(-d,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SWO'))
+      #
+      # pin 7: KEY
+      #
+      self.shape = add(self.shape,translate(pad,d,.05,0))
+      self.pad.append(point(d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'KEY'))
+      #
+      # pin 8: NC
+      #
+      self.shape = add(self.shape,translate(pad,-d,.05,0))
+      self.pad.append(point(-d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC'))
+      #
+      # pin 9: GND
+      #
+      self.shape = add(self.shape,translate(pad,d,.1,0))
+      self.pad.append(point(d,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 10: nRESET
+      #
+      self.shape = add(self.shape,translate(pad,-d,.1,0))
+      self.pad.append(point(-d,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+
+class ESC(part):
+   #
+   # ESC 3x1
+   # Sullins S1013E-36-ND
+   #
+   def __init__(self,value=''):
+      pad_header = cube(-.1,.1,-.05/2,.05/2,0,0)
+      d = .075
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: PWM
+      #
+      self.shape = translate(pad_header,-d,-.1,0)
+      self.pad.append(point(-d,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PWM'))
+      #
+      # pin 2: 5V
+      #
+      self.shape = add(self.shape,translate(pad_header,d,0,0))
+      self.pad.append(point(d,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'5V'))
+      #
+      # pin 3: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,.1,0))
+      self.pad.append(point(-d,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class I2C4x1h(part):
+   #
+   # I2C 4x1 horizontal female
+   #    GCT BG300-03-A-L-A
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: SCL
+      #
+      self.shape = translate(pad_header,0,-.15,0)
+      #self.shape = cylinder(.05,.15,0,0,.025)
+      self.pad.append(point(0,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL'))
+      #
+      # pin 2: SDA
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA'))
+      #
+      # pin 3: VCC
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.05,0))
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 4: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.15,0))
+      self.pad.append(point(0,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class I2C4x1v(part):
+   #
+   # I2C 4x1 vertical
+   #    Sullins S5635-ND
+   #
+   def __init__(self,value=''):
+      pad_header = cube(-.079/2,.079/2,-.039/2,.039/2,0,0)
+      d = .209/2-.079/2
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: VCC
+      #
+      self.shape = translate(pad_header,-d,-.15,0)
+      self.pad.append(point(-d,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1VCC'))
+      #
+      # pin 2: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,d,-.05,0))
+      self.pad.append(point(d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 3: SCL
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,.05,0))
+      self.pad.append(point(-d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL'))
+      #
+      # pin 4: SDA
+      #
+      self.shape = add(self.shape,translate(pad_header,d,.15,0))
+      self.pad.append(point(d,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA'))
+
+class I2C4x1i(part):
+   #
+   # I2C 4x1 inline
+   #
+   def __init__(self,value=''):
+      pad_header = cube(-.079/2,.079/2,-.039/2,.039/2,0,0)
+      d = 0
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: VCC
+      #
+      self.shape = translate(pad_header,-d,-.15,0)
+      self.pad.append(point(-d,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1VCC'))
+      #
+      # pin 2: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,d,-.05,0))
+      self.pad.append(point(d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 3: SCL
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,.05,0))
+      self.pad.append(point(-d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL'))
+      #
+      # pin 4: SDA
+      #
+      self.shape = add(self.shape,translate(pad_header,d,.15,0))
+      self.pad.append(point(d,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA'))
+
+class RCWL0516(part):
+   #
+   # RCWL-0516 Doppler radar
+   #
+   def __init__(self,value=''):
+      pad_header = cube(-.065,.065,-.025,.025,0,0)
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: 3.3V
+      #
+      self.shape = translate(pad_header,.107,-.2,0)
+      self.shape = add(self.shape,cylinder(.172,-.2,0,0,.025))
+      self.pad.append(point(.107,-.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3.3V'))
+      #
+      # pin 2: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.1,0))
+      self.pad.append(point(-.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 3: OUT
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,0,0))
+      self.pad.append(point(.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'OUT'))
+      #
+      # pin 4: VIN
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.1,0))
+      self.pad.append(point(-.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VIN'))
+      #
+      # pin 5: CDS
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.2,0))
+      self.pad.append(point(.107,.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CDS'))
+
+class microSD(part):
+   #
+   # microSD
+   # Amphenol 114-00841-68
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+7*.0433,-.304,0)
+      self.pad.append(point(-.177+7*.0433,-.304,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1NC',angle=90))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+6*.0433,-.304,0))
+      self.pad.append(point(-.177+6*.0433,-.304,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SS',angle=90))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+5*.0433,-.304,0))
+      self.pad.append(point(-.177+5*.0433,-.304,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MOSI',angle=90))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+4*.0433,-.304,0))
+      self.pad.append(point(-.177+4*.0433,-.304,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC',angle=90))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+3*.0433,-.304,0))
+      self.pad.append(point(-.177+3*.0433,-.304,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK',angle=90))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+2*.0433,-.304,0))
+      self.pad.append(point(-.177+2*.0433,-.304,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',angle=90))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+1*.0433,-.304,0))
+      self.pad.append(point(-.177+1*.0433,-.304,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MISO',angle=90))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+0*.0433,-.304,0))
+      self.pad.append(point(-.177+0*.0433,-.304,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC',angle=90))
+      #
+      # feet
+      #
+      self.shape = add(self.shape,translate(cube(-.021,.021,-.029,.029,0,0),-.228,-.299,0)) # leave extra space for 1/64 milling
+      self.shape = add(self.shape,translate(cube(-.029,.029,-.029,.029,0,0),.222,-.299,0))
+      self.shape = add(self.shape,translate(cube(-.015,.015,-.029,.025,0,0),-.232,0,0)) # leave extra space for 1/64 milling
+      self.shape = add(self.shape,translate(cube(-.015,.015,-.029,.029,0,0),-.232+.47,.025,0))
+      self.shape = add(self.shape,translate(cube(-.028,.028,-.019,.019,0,0),-.221,.059,0))
+      self.shape = add(self.shape,translate(cube(-.019,.019,-.030,.030,0,0),.222,.121,0))
+
+pad_USB_trace = cube(-.0075,.0075,-.04,.04,0,0)
+pad_USB_feet = cube(-.049,.049,-.043,.043,0,0)
+
+class USB_mini_B(part):
+   #
+   # USB mini B
+   # Hirose UX60-MB-5ST
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_USB_trace,.063,.36,0)
+      self.pad.append(point(.063,.36,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_USB_trace,.0315,.36,0))
+      self.pad.append(point(.0315,.36,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_USB_trace,0,.36,0))
+      self.pad.append(point(0,.36,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'+'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_USB_trace,-.0315,.36,0))
+      self.pad.append(point(-.0315,.36,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'-'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_USB_trace,-.063,.36,0))
+      self.pad.append(point(-.063,.36,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # feet
+      #
+      self.shape = add(self.shape,translate(pad_USB_feet,.165,.33,0))
+      self.shape = add(self.shape,translate(pad_USB_feet,-.165,.33,0))
+      self.shape = add(self.shape,translate(pad_USB_feet,.165,.12,0))
+      self.shape = add(self.shape,translate(pad_USB_feet,-.165,.12,0))
+
+pad_header = cube(-.05,.05,-.025,.025,0,0)
+
+class header_4(part):
+   #
+   # 4-pin header
+   # fci 95278-101a04lf bergstik 2x2x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,-.107,.05,0)
+      self.shape = add(self.shape,cylinder(-.157,.05,0,0,.025))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'2'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,-.05,0))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'4'))
+
+class header_signal(part):
+   #
+   # signal header
+   # FCI 95278-101A04LF Bergstik 2x2x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Gnd
+      #
+      self.shape = translate(pad_header,.107,-.05,0)
+      self.shape = add(self.shape,cylinder(.157,-.05,0,0,.025))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pin 3: signal
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'signal'))
+      #
+      # pin 4:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.05,0))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+
+
+class header_power(part):
+   #
+   # power header
+   # FCI 95278-101A04LF Bergstik 2x2x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Gnd
+      #
+      self.shape = translate(pad_header,.107,-.05,0)
+      self.shape = add(self.shape,cylinder(.157,-.05,0,0,.025))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pin 3: V
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # pin 4:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.05,0))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+
+class header_i0(part):
+   #
+   # i0 header
+   # FCI 95278-101A04LF Bergstik 2x2x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Gnd
+      #
+      self.shape = translate(pad_header,.107,-.05,0)
+      self.shape = add(self.shape,cylinder(.157,-.05,0,0,.025))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2: data
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'data'))
+      #
+      # pin 3: V
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # pin 4:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.05,0))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+
+class header_serial(part):
+   #
+   # serial comm header
+   # FCI 95278-101A04LF Bergstik 2x2x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Gnd
+      #
+      self.shape = translate(pad_header,.107,-.05,0)
+      self.shape = add(self.shape,cylinder(.157,-.05,0,0,.025))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2:DTR
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DTR'))
+      #
+      # pin 3: Tx
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Tx'))
+      #
+      # pin 4: Rx
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.05,0))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Rx'))
+
+class header_bus(part):
+   #
+   # bus header
+   # FCI 95278-101A04LF Bergstik 2x2x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Gnd
+      #
+      self.shape = translate(pad_header,.107,-.05,0)
+      self.shape = add(self.shape,cylinder(.157,-.05,0,0,.025))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2: Tx
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Tx'))
+      #
+      # pin 3: V
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # pin 4: Rx
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.05,0))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Rx'))
+
+class header_I2C(part):
+   #
+   # I2C header
+   # FCI 95278-101A04LF Bergstik 2x2x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: SCL
+      #
+      self.shape = translate(pad_header,.107,-.05,0)
+      self.shape = add(self.shape,cylinder(.157,-.05,0,0,.025))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL'))
+      #
+      # pin 2: G
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G'))
+      #
+      # pin 3: SDA
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA'))
+      #
+      # pin 4: V
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.05,0))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+
+class header_APA(part):
+   #
+   # APA header
+   # FCI 95278-101A04LF Bergstik 2x2x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Gnd
+      #
+      self.shape = translate(pad_header,.107,-.05,0)
+      self.shape = add(self.shape,cylinder(.157,-.05,0,0,.025))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2: in
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'in'))
+      #
+      # pin 3: V
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # pin 4: out
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.05,0))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'out'))
+
+class header_6(part):
+   #
+   # 6-pin header
+   # FCI 95278-101A06LF Bergstik 2x3x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,.107,-.1,0)
+      self.shape = add(self.shape,cylinder(.157,-.1,0,0,.025))
+      self.pad.append(point(.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.1,0))
+      self.pad.append(point(-.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,0,0))
+      self.pad.append(point(.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,0,0))
+      self.pad.append(point(-.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.1,0))
+      self.pad.append(point(.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.1,0))
+      self.pad.append(point(-.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+
+class header_ATP(part):
+   #
+   # Asynchronous Token Protocol header
+   # FCI 95278-101A06LF Bergstik 2x3x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,.107,-.1,0)
+      self.shape = add(self.shape,cylinder(.157,-.1,0,0,.025))
+      self.pad.append(point(.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'BI'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.1,0))
+      self.pad.append(point(-.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TI'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,0,0))
+      self.pad.append(point(.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,0,0))
+      self.pad.append(point(-.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.1,0))
+      self.pad.append(point(.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TO'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.1,0))
+      self.pad.append(point(-.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'BO'))
+
+class header_PDI(part):
+   #
+   # in-circuit PDI programming header
+   # FCI 95278-101A06LF Bergstik 2x3x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Data
+      #
+      self.shape = translate(pad_header,.107,-.1,0)
+      self.shape = add(self.shape,cylinder(.157,-.1,0,0,.025))
+      self.pad.append(point(.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DAT'))
+      #
+      # pin 2: VCC
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.1,0))
+      self.pad.append(point(-.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 3: NC
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,0,0))
+      self.pad.append(point(.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC'))
+      #
+      # pin 4: NC
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,0,0))
+      self.pad.append(point(-.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC'))
+      #
+      # pin 5: Clock
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.1,0))
+      self.pad.append(point(.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLK'))
+      #
+      # pin 6: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.1,0))
+      self.pad.append(point(-.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class header_ISP(part):
+   #
+   # in-circuit ISP programming header
+   # FCI 95278-101A06LF Bergstik 2x3x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: MISO
+      #
+      self.shape = translate(pad_header,.107,-.1,0)
+      self.shape = add(self.shape,cylinder(.157,-.1,0,0,.025))
+      self.pad.append(point(.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MISO'))
+      #
+      # pin 2: V
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.1,0))
+      self.pad.append(point(-.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # pin 3: SCK
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,0,0))
+      self.pad.append(point(.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK'))
+      #
+      # pin 4: MOSI
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,0,0))
+      self.pad.append(point(-.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MOSI'))
+      #
+      # pin 5: RST
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.1,0))
+      self.pad.append(point(.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 6: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.1,0))
+      self.pad.append(point(-.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class header_nRF24L01(part):
+   #
+   # nRF24L01 module header
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1:
+      #
+      self.shape = translate(pad_header,.107,-.15,0)
+      self.shape = add(self.shape,cylinder(.157,-.15,0,0,.025))
+      self.pad.append(point(.107,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.15,0))
+      self.pad.append(point(-.107,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 3:
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,-.05,0))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CE'))
+      #
+      # pin 4:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CS'))
+      #
+      # pin 5:
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK'))
+      #
+      # pin 6:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.05,0))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MOSI'))
+      #
+      # pin 7:
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.15,0))
+      self.pad.append(point(.107,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MISO'))
+      #
+      # pin 8:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.15,0))
+      self.pad.append(point(-.107,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IRQ'))
+
+class header_servo(part):
+   #
+   # servo motor header
+   # FCI 95278-101A06LF Bergstik 2x3x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: ground
+      #
+      self.shape = translate(pad_header,.107,-.1,0)
+      self.shape = add(self.shape,cylinder(.157,-.1,0,0,.025))
+      self.pad.append(point(.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G/blk'))
+      #
+      # pin 2: ground
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.1,0))
+      self.pad.append(point(-.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G/blk'))
+      #
+      # pin 3: power
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,0,0))
+      self.pad.append(point(.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V/red'))
+      #
+      # pin 4: power
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,0,0))
+      self.pad.append(point(-.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V/red'))
+      #
+      # pin 5: signal 0
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.1,0))
+      self.pad.append(point(.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'S0/wht'))
+      #
+      # pin 6: signal 1
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.1,0))
+      self.pad.append(point(-.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'S1/wht'))
+
+class header_unipolar_stepper(part):
+   #
+   # unipolar stepper header
+   # FCI 95278-101A06LF Bergstik 2x3x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,.107,-.1,0)
+      self.shape = add(self.shape,cylinder(.157,-.1,0,0,.025))
+      self.pad.append(point(.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'red'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.1,0))
+      self.pad.append(point(-.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'green'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,0,0))
+      self.pad.append(point(.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'black'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,0,0))
+      self.pad.append(point(-.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'brown'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.1,0))
+      self.pad.append(point(.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'orange'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.1,0))
+      self.pad.append(point(-.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'yellow'))
+
+class header_LCD(part):
+   #
+   # LCD interface header
+   # FCI 95278-101A10LF Bergstik 2x3x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1:
+      #
+      self.shape = translate(pad_header,.107,-.2,0)
+      self.shape = add(self.shape,cylinder(.157,-.2,0,0,.025))
+      self.pad.append(point(.107,-.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DB7\n14'))
+      #
+      # pin 2:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.2,0))
+      self.pad.append(point(-.107,-.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DB6\n13'))
+      #
+      # pin 3:
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,-.1,0))
+      self.pad.append(point(.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DB5\n12'))
+      #
+      # pin 4:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.1,0))
+      self.pad.append(point(-.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DB4\n11'))
+      #
+      # pin 5:
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,0,0))
+      self.pad.append(point(.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'E\n6'))
+      #
+      # pin 6:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,0,0))
+      self.pad.append(point(-.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'R/W\n5'))
+      #
+      # pin 7:
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.1,0))
+      self.pad.append(point(.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RS\n4'))
+      #
+      # pin 8:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.1,0))
+      self.pad.append(point(-.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Vee\n3'))
+      #
+      # pin 9:
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.2,0))
+      self.pad.append(point(.107,.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Vcc\n2'))
+      #
+      # pin 10:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.2,0))
+      self.pad.append(point(-.107,.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND\n1'))
+
+class header_serial_reverse(part):
+   #
+   # serial cable header, reverse for female connector
+   #    GCT BG300-06-A-L-A
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: GND
+      #
+      self.shape = translate(pad_header,0,-.25,0)
+      self.shape = add(self.shape,cylinder(-.05,-.25,0,0,.025))
+      self.pad.append(point(0,-.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2: CTS (brown)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.15,0))
+      self.pad.append(point(0,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CTS'))
+      #
+      # pin 3: VCC (red)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 4: Tx (orange)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0.05,0))
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Tx'))
+      #
+      # pin 5: Rx (yellow)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.15,0))
+      self.pad.append(point(0,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Rx'))
+      #
+      # pin 6: RTS (green)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.25,0))
+      self.pad.append(point(0,.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RTS'))
+
+class header_FTDI(part):
+   #
+   # FTDI cable header
+   #    Sullins GEC36SBSN-M89
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: GND
+      #
+      self.shape = translate(pad_header,0,.25,0)
+      self.shape = add(self.shape,cylinder(-.05,.25,0,0,.025))
+      self.pad.append(point(0,.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2: CTS (brown)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.15,0))
+      self.pad.append(point(0,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CTS'))
+      #
+      # pin 3: VCC (red)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.05,0))
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 4: Tx (orange)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-0.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Tx'))
+      #
+      # pin 5: Rx (yellow)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.15,0))
+      self.pad.append(point(0,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Rx'))
+      #
+      # pin 6: RTS (green)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.25,0))
+      self.pad.append(point(0,-.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RTS'))
+
+class HCSR04(part):
+   #
+   # HC-SR04 sonar header
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: GND
+      #
+      self.shape = translate(pad_header,0,.15,0)
+      self.shape = add(self.shape,cylinder(-.05,.15,0,0,.025))
+      self.pad.append(point(0,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2: echo
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.05,0))
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'echo'))
+      #
+      # pin 3: trig
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'trig'))
+      #
+      # pin 4: Vcc
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-0.15,0))
+      self.pad.append(point(0,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Vcc'))
+
+class HCSR501(part):
+   #
+   # HC-SR501 motion detector header
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Vcc
+      #
+      self.shape = translate(pad_header,0,.1,0)
+      self.shape = add(self.shape,cylinder(-.05,.1,0,0,.025))
+      self.pad.append(point(0,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Vcc'))
+      #
+      # pin 2: out
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0,0))
+      self.pad.append(point(0,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'out'))
+      #
+      # pin 3: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.1,0))
+      self.pad.append(point(0,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+pad_RN4871_left = cube(-0.5/25.4,1/25.4,-0.7/2/25.4,0.7/2/25.4,0,0)
+pad_RN4871_right = cube(-1/25.4,0.5/25.4,-0.7/2/25.4,0.7/2/25.4,0,0)
+pad_RN4871_bot = cube(-0.7/2/25.4,0.7/2/25.4,-0.5/25.4,1/25.4,0,0)
+
+class RN4871(part):
+   #
+   # RN4871
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      width = 9/25.4
+      height = 7.5/25.4
+      bottom = 1.9/25.4
+      left = 1.5/25.4
+      pitch = 1.2/25.4
+      size = .004
+      #
+      # pin 1:
+      #
+      self.shape = translate(pad_RN4871_left,-width/2.0,-height+bottom+4*pitch,0)
+      self.pad.append(point(-width/2.0,-height+bottom+4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'BT_RF',line=size))
+      #
+      # pin 2:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_left,-width/2.0,-height+bottom+3*pitch,0))
+      self.pad.append(point(-width/2.0,-height+bottom+3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=size))
+      #
+      # pin 3:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_left,-width/2.0,-height+bottom+2*pitch,0))
+      self.pad.append(point(-width/2.0,-height+bottom+2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P1_2',line=size))
+      #
+      # pin 4:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_left,-width/2.0,-height+bottom+1*pitch,0))
+      self.pad.append(point(-width/2.0,-height+bottom+1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P1_3',line=size))
+      #
+      # pin 5:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_left,-width/2.0,-height+bottom+0*pitch,0))
+      self.pad.append(point(-width/2.0,-height+bottom+0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P1_7',line=size))
+      #
+      # pin 6:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_bot,-width/2.0+left+0*pitch,-height,0))
+      self.pad.append(point(-width/2.0+left+0*pitch,-height,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P1_6',line=size,angle=90))
+      #
+      # pin 7:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_bot,-width/2.0+left+1*pitch,-height,0))
+      self.pad.append(point(-width/2.0+left+1*pitch,-height,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RX',line=size,angle=90))
+      #
+      # pin 8:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_bot,-width/2.0+left+2*pitch,-height,0))
+      self.pad.append(point(-width/2.0+left+2*pitch,-height,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TX',line=size,angle=90))
+      #
+      # pin 9:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_bot,-width/2.0+left+3*pitch,-height,0))
+      self.pad.append(point(-width/2.0+left+3*pitch,-height,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P3_6',line=size,angle=90))
+      #
+      # pin 10:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_bot,-width/2.0+left+4*pitch,-height,0))
+      self.pad.append(point(-width/2.0+left+4*pitch,-height,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST_N',line=size,angle=90))
+      #
+      # pin 11:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_bot,-width/2.0+left+5*pitch,-height,0))
+      self.pad.append(point(-width/2.0+left+5*pitch,-height,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P0_0',line=size,angle=90))
+      #
+      # pin 12:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_right,width/2.0,-height+bottom+0*pitch,0))
+      self.pad.append(point(width/2.0,-height+bottom+0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P0_2',line=size))
+      #
+      # pin 13:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_right,width/2.0,-height+bottom+1*pitch,0))
+      self.pad.append(point(width/2.0,-height+bottom+1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=size))
+      #
+      # pin 14:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_right,width/2.0,-height+bottom+2*pitch,0))
+      self.pad.append(point(width/2.0,-height+bottom+2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VBAT',line=size))
+      #
+      # pin 15:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_right,width/2.0,-height+bottom+3*pitch,0))
+      self.pad.append(point(width/2.0,-height+bottom+3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P2_7',line=size))
+      #
+      # pin 16:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_right,width/2.0,-height+bottom+4*pitch,0))
+      self.pad.append(point(width/2.0,-height+bottom+4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P2_0',line=size))
+
+pad_HM11 = cube(-.047,.047,-.0177,.0177,0,0)
+
+class HM11(part):
+   #
+   # HM-11
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      height = 18.5/25.4
+      width = 13.5/25.4
+      pitch = 1.5/25.4
+      bottom = 1/25.4
+      offset = 0
+      size = .004
+      #
+      # pin 1:
+      #
+      self.shape = translate(pad_HM11,-width/2.0+offset,-height/2.0+bottom+7*pitch,0)
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+7*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RTS',line=size))
+      #
+      # pin 2:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,-width/2.0+offset,-height/2.0+bottom+6*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+6*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TX',line=size))
+      #
+      # pin 3:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,-width/2.0+offset,-height/2.0+bottom+5*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+5*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CTS',line=size))
+      #
+      # pin 4:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,-width/2.0+offset,-height/2.0+bottom+4*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RX',line=size))
+      #
+      # pin 5:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,-width/2.0+offset,-height/2.0+bottom+3*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC',line=size))
+      #
+      # pin 6:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,-width/2.0+offset,-height/2.0+bottom+2*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC',line=size))
+      #
+      # pin 7:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,-width/2.0+offset,-height/2.0+bottom+1*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC',line=size))
+      #
+      # pin 8:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,-width/2.0+offset,-height/2.0+bottom+0*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC',line=size))
+      #
+      # pin 9:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,width/2.0-offset,-height/2.0+bottom+0*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC',line=size))
+      #
+      # pin 10:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,width/2.0-offset,-height/2.0+bottom+1*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC',line=size))
+      #
+      # pin 11:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,width/2.0-offset,-height/2.0+bottom+2*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST',line=size))
+      #
+      # pin 12:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,width/2.0-offset,-height/2.0+bottom+3*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=size))
+      #
+      # pin 13:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,width/2.0-offset,-height/2.0+bottom+4*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO3',line=size))
+      #
+      # pin 14:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,width/2.0-offset,-height/2.0+bottom+5*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+5*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO2',line=size))
+      #
+      # pin 15:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,width/2.0-offset,-height/2.0+bottom+6*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+6*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO1',line=size))
+      #
+      # pin 16:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,width/2.0-offset,-height/2.0+bottom+7*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+7*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO0',line=size))
+
+class ESP32_WROOM(part):
+   #
+   # ESP32-WROOM
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      pad = cube(-1/25.4,1/25.4,-.4/25.4,.4/25.4,0,0)
+      padb = cube(-.4/25.4,.4/25.4,-1/25.4,1/25.4,0,0)
+      width = 17/25.4
+      height = 25.5/25.4
+      pitch = 1.27/25.4
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-width/2,6*pitch,0)
+      self.pad.append(point(-width/2,6*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,5*pitch,0))
+      self.pad.append(point(-width/2,5*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3V3'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,4*pitch,0))
+      self.pad.append(point(-width/2,4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'EN'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,3*pitch,0))
+      self.pad.append(point(-width/2,3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VP'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,2*pitch,0))
+      self.pad.append(point(-width/2,2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VN'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,1*pitch,0))
+      self.pad.append(point(-width/2,1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO34'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,0*pitch,0))
+      self.pad.append(point(-width/2,0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO35'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-1*pitch,0))
+      self.pad.append(point(-width/2,-1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO32'))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-2*pitch,0))
+      self.pad.append(point(-width/2,-2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO33'))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-3*pitch,0))
+      self.pad.append(point(-width/2,-3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO25'))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-4*pitch,0))
+      self.pad.append(point(-width/2,-4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO26'))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-5*pitch,0))
+      self.pad.append(point(-width/2,-5*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO27'))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-6*pitch,0))
+      self.pad.append(point(-width/2,-6*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO14'))
+      #
+      # pin 14
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-7*pitch,0))
+      self.pad.append(point(-width/2,-7*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO12'))
+      #
+      # pin 15
+      #
+      self.shape = add(self.shape,translate(padb,-4.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(-4.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',angle=90))
+      #
+      # pin 16
+      #
+      self.shape = add(self.shape,translate(padb,-3.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(-3.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO13',angle=90))
+      #
+      # pin 17
+      #
+      self.shape = add(self.shape,translate(padb,-2.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(-2.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SHD',angle=90))
+      #
+      # pin 18
+      #
+      self.shape = add(self.shape,translate(padb,-1.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(-1.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SWP',angle=90))
+      #
+      # pin 19
+      #
+      self.shape = add(self.shape,translate(padb,-0.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(-0.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCS',angle=90))
+      #
+      # pin 20
+      #
+      self.shape = add(self.shape,translate(padb,0.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(0.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK',angle=90))
+      #
+      # pin 21
+      #
+      self.shape = add(self.shape,translate(padb,1.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(1.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDO',angle=90))
+      #
+      # pin 22
+      #
+      self.shape = add(self.shape,translate(padb,2.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(2.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDI',angle=90))
+      #
+      # pin 23
+      #
+      self.shape = add(self.shape,translate(padb,3.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(3.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO15',angle=90))
+      #
+      # pin 24
+      #
+      self.shape = add(self.shape,translate(padb,4.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(4.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO2',angle=90))
+      #
+      # pin 25
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-7*pitch,0))
+      self.pad.append(point(width/2,-7*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO0'))
+      #
+      # pin 26
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-6*pitch,0))
+      self.pad.append(point(width/2,-6*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO4'))
+      #
+      # pin 27
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-5*pitch,0))
+      self.pad.append(point(width/2,-5*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO16'))
+      #
+      # pin 28
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-4*pitch,0))
+      self.pad.append(point(width/2,-4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO17'))
+      #
+      # pin 29
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-3*pitch,0))
+      self.pad.append(point(width/2,-3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO5'))
+      #
+      # pin 30
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-2*pitch,0))
+      self.pad.append(point(width/2,-2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO18'))
+      #
+      # pin 31
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-1*pitch,0))
+      self.pad.append(point(width/2,-1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO19'))
+      #
+      # pin 32
+      #
+      self.shape = add(self.shape,translate(pad,width/2,0*pitch,0))
+      self.pad.append(point(width/2,0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC'))
+      #
+      # pin 33
+      #
+      self.shape = add(self.shape,translate(pad,width/2,1*pitch,0))
+      self.pad.append(point(width/2,1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO21'))
+      #
+      # pin 34
+      #
+      self.shape = add(self.shape,translate(pad,width/2,2*pitch,0))
+      self.pad.append(point(width/2,2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RX0'))
+      #
+      # pin 35
+      #
+      self.shape = add(self.shape,translate(pad,width/2,3*pitch,0))
+      self.pad.append(point(width/2,3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TX0'))
+      #
+      # pin 36
+      #
+      self.shape = add(self.shape,translate(pad,width/2,4*pitch,0))
+      self.pad.append(point(width/2,4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO22'))
+      #
+      # pin 37
+      #
+      self.shape = add(self.shape,translate(pad,width/2,5*pitch,0))
+      self.pad.append(point(width/2,5*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO23'))
+      #
+      # pin 38
+      #
+      self.shape = add(self.shape,translate(pad,width/2,6*pitch,0))
+      self.pad.append(point(width/2,6*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class ESP32_CAM(part):
+   #
+   # ESP32-CAM
+   # Sullins S5635-ND
+   #
+   def __init__(self,value=''):
+      pad_header = cube(-.079/2,.079/2,-.039/2,.039/2,0,0)
+      d = .209/2-.079/2
+      w = 0.9
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,+d-w/2,.35,0)
+      self.pad.append(point(+d-w/2,.35,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'+5V'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,-d-w/2,.25,0))
+      self.pad.append(point(-d-w/2,.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,+d-w/2,.15,0))
+      self.pad.append(point(+d-w/2,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO12'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,-d-w/2,.05,0))
+      self.pad.append(point(-d-w/2,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO13'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,+d-w/2,-.05,0))
+      self.pad.append(point(+d-w/2,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO15'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,-d-w/2,-.15,0))
+      self.pad.append(point(-d-w/2,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO14'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad_header,+d-w/2,-.25,0))
+      self.pad.append(point(+d-w/2,-.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO2'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad_header,-d-w/2,-.35,0))
+      self.pad.append(point(-d-w/2,-.35,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO4'))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad_header,-d+w/2,-.35,0))
+      self.pad.append(point(-d+w/2,-.35,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad_header,+d+w/2,-.25,0))
+      self.pad.append(point(+d+w/2,-.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'U0T'))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad_header,-d+w/2,-.15,0))
+      self.pad.append(point(-d+w/2,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'U0R'))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad_header,+d+w/2,-.05,0))
+      self.pad.append(point(+d+w/2,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(pad_header,-d+w/2,.05,0))
+      self.pad.append(point(-d+w/2,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 14
+      #
+      self.shape = add(self.shape,translate(pad_header,+d+w/2,.15,0))
+      self.pad.append(point(+d+w/2,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO0'))
+      #
+      # pin 15
+      #
+      self.shape = add(self.shape,translate(pad_header,-d+w/2,.25,0))
+      self.pad.append(point(-d+w/2,.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO16'))
+      #
+      # pin 16
+      #
+      self.shape = add(self.shape,translate(pad_header,+d+w/2,.35,0))
+      self.pad.append(point(+d+w/2,.35,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3V3'))
+
+
+class ESP8266_12E(part):
+   #
+   # ESP8266 12E
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      height = 24/25.4
+      width = 16/25.4
+      pitch = 2/25.4
+      bottom = 1.8/25.4
+      left = 3/25.4
+      offset = .4/25.4 - .01
+      size = .004
+      pad_ESP8266 = cube(-.0493,.0493,-.0197,.0197,0,0)
+      pad_ESP8266_bot = cube(-.0197,.0197,-.0415,.0415,0,0)
+      #
+      # pin 1:
+      #
+      self.shape = translate(pad_ESP8266,-width/2.0+offset,-height/2.0+bottom+7*pitch,0)
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+7*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST',line=size))
+      #
+      # pin 2:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,-width/2.0+offset,-height/2.0+bottom+6*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+6*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'ADC',line=size))
+      #
+      # pin 3:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,-width/2.0+offset,-height/2.0+bottom+5*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+5*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'EN',line=size))
+      #
+      # pin 4:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,-width/2.0+offset,-height/2.0+bottom+4*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO16',line=size))
+      #
+      # pin 5:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,-width/2.0+offset,-height/2.0+bottom+3*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO14',line=size))
+      #
+      # pin 6:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,-width/2.0+offset,-height/2.0+bottom+2*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO12',line=size))
+      #
+      # pin 7:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,-width/2.0+offset,-height/2.0+bottom+1*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO13',line=size))
+      #
+      # pin 8:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,-width/2.0+offset,-height/2.0+bottom+0*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VDD',line=size))
+      #
+      # pin 9:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266_bot,-width/2.0+left+0*pitch,-height/2.0+offset,0))
+      self.pad.append(point(-width/2.0+left+0*pitch,-height/2.0+offset,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CS',line=size,angle=90))
+      #
+      # pin 10:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266_bot,-width/2.0+left+1*pitch,-height/2.0+offset,0))
+      self.pad.append(point(-width/2.0+left+1*pitch,-height/2.0+offset,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MISO',line=size,angle=90))
+      #
+      # pin 11:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266_bot,-width/2.0+left+2*pitch,-height/2.0+offset,0))
+      self.pad.append(point(-width/2.0+left+2*pitch,-height/2.0+offset,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO9',line=size,angle=90))
+      #
+      # pin 12:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266_bot,-width/2.0+left+3*pitch,-height/2.0+offset,0))
+      self.pad.append(point(-width/2.0+left+3*pitch,-height/2.0+offset,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO10',line=size,angle=90))
+      #
+      # pin 13:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266_bot,-width/2.0+left+4*pitch,-height/2.0+offset,0))
+      self.pad.append(point(-width/2.0+left+4*pitch,-height/2.0+offset,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MOSI',line=size,angle=90))
+      #
+      # pin 14:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266_bot,-width/2.0+left+5*pitch,-height/2.0+offset,0))
+      self.pad.append(point(-width/2.0+left+5*pitch,-height/2.0+offset,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCLK',line=size,angle=90))
+      #
+      # pin 15:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,width/2.0-offset,-height/2.0+bottom+0*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=size))
+      #
+      # pin 16:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,width/2.0-offset,-height/2.0+bottom+1*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO15',line=size))
+      #
+      # pin 17:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,width/2.0-offset,-height/2.0+bottom+2*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO2',line=size))
+      #
+      # pin 18:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,width/2.0-offset,-height/2.0+bottom+3*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO0',line=size))
+      #
+      # pin 19:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,width/2.0-offset,-height/2.0+bottom+4*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO4',line=size))
+      #
+      # pin 20:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,width/2.0-offset,-height/2.0+bottom+5*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+5*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO5',line=size))
+      #
+      # pin 21:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,width/2.0-offset,-height/2.0+bottom+6*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+6*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RXD',line=size))
+      #
+      # pin 22:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,width/2.0-offset,-height/2.0+bottom+7*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+7*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TXD',line=size))
+
+pad_MTA = cube(-.021,.021,-.041,.041,0,0)
+pad_MTA_solder = cube(-.071,.071,-.041,.041,0,0)
+
+class MTA_2(part):
+   #
+   # AMP 1445121-2
+   # MTA .050 SMT 2-pin vertical
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_MTA,-.025,-.1,0)
+      self.pad.append(point(-.025,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.025,.1,0))
+      self.pad.append(point(.025,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'2'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_MTA_solder,-.187,0,0))
+      self.shape = add(self.shape,translate(pad_MTA_solder,.187,0,0))
+
+class MTA_power(part):
+   #
+   # AMP 1445121-2
+   # MTA .050 SMT 2-pin vertical
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Gnd
+      #
+      self.shape = translate(pad_MTA,-.025,-.1,0)
+      self.pad.append(point(-.025,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1\nGND'))
+      #
+      # pin 2: Vcc
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.025,.1,0))
+      self.pad.append(point(.025,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Vcc'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_MTA_solder,-.187,0,0))
+      self.shape = add(self.shape,translate(pad_MTA_solder,.187,0,0))
+
+class MTA_3(part):
+   #
+   # AMP 1445121-3
+   # MTA .050 SMT 3-pin vertical
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: GND
+      #
+      self.shape = translate(pad_MTA,.05,.1,0)
+      self.pad.append(point(.05,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1'))
+      #
+      # pin 2: power
+      #
+      self.shape = add(self.shape,translate(pad_MTA,-.05,.1,0))
+      self.pad.append(point(-.05,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'2'))
+      #
+      # pin 3: data
+      #
+      self.shape = add(self.shape,translate(pad_MTA,0,-.1,0))
+      self.pad.append(point(0,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_MTA_solder,-.212,0,0))
+      self.shape = add(self.shape,translate(pad_MTA_solder,.212,0,0))
+
+class MTA_i0(part):
+   #
+   # AMP 1445121-3
+   # MTA .050 SMT 3-pin vertical
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: GND
+      #
+      self.shape = translate(pad_MTA,.05,.1,0)
+      self.pad.append(point(.05,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1\nGND'))
+      #
+      # pin 2: power
+      #
+      self.shape = add(self.shape,translate(pad_MTA,-.05,.1,0))
+      self.pad.append(point(-.05,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # pin 3: data
+      #
+      self.shape = add(self.shape,translate(pad_MTA,0,-.1,0))
+      self.pad.append(point(0,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'data'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_MTA_solder,-.212,0,0))
+      self.shape = add(self.shape,translate(pad_MTA_solder,.212,0,0))
+
+class MTA_4(part):
+   #
+   # AMP 1445121-4
+   # MTA .050 SMT 4-pin vertical
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_MTA,-.075,-.1,0)
+      self.pad.append(point(-.075,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.025,-.1,0))
+      self.pad.append(point(.025,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'2'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.075,.1,0))
+      self.pad.append(point(.075,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_MTA,-.025,.1,0))
+      self.pad.append(point(-.025,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'4'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_MTA_solder,-.237,0,0))
+      self.shape = add(self.shape,translate(pad_MTA_solder,.237,0,0))
+
+class MTA_serial(part):
+   #
+   # AMP 1445121-4
+   # MTA .050 SMT 4-pin vertical
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Gnd
+      #
+      self.shape = translate(pad_MTA,-.075,-.1,0)
+      self.pad.append(point(-.075,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1'))
+      #
+      # pin 2: Tx
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.025,-.1,0))
+      self.pad.append(point(.025,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Tx'))
+      #
+      # pin 3: Rx
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.075,.1,0))
+      self.pad.append(point(.075,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Rx'))
+      #
+      # pin 4: DTR
+      #
+      self.shape = add(self.shape,translate(pad_MTA,-.025,.1,0))
+      self.pad.append(point(-.025,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DTR'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_MTA_solder,-.237,0,0))
+      self.shape = add(self.shape,translate(pad_MTA_solder,.237,0,0))
+
+class MTA_PS2(part):
+   #
+   # AMP 1445121-4
+   # MTA .050 SMT 4-pin vertical
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: GND
+      #
+      self.shape = translate(pad_MTA,-.075,-.1,0)
+      self.pad.append(point(-.075,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1\nGND'))
+      #
+      # pin 2: data
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.025,-.1,0))
+      self.pad.append(point(.025,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'data'))
+      #
+      # pin 3: clock
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.075,.1,0))
+      self.pad.append(point(.075,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'clock'))
+      #
+      # pin 4: 5V
+      #
+      self.shape = add(self.shape,translate(pad_MTA,-.025,.1,0))
+      self.pad.append(point(-.025,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'5V'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_MTA_solder,-.237,0,0))
+      self.shape = add(self.shape,translate(pad_MTA_solder,.237,0,0))
+
+class MTA_5(part):
+   #
+   # AMP 1445121-5
+   # MTA .050 SMT 5-pin vertical
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_MTA,-.1,-.1,0)
+      self.pad.append(point(-.1,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_MTA,0,-.1,0))
+      self.pad.append(point(0,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'2'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.1,-.1,0))
+      self.pad.append(point(.1,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.05,.1,0))
+      self.pad.append(point(.05,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'4'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_MTA,-.05,.1,0))
+      self.pad.append(point(-.05,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'5'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_MTA_solder,-.262,0,0))
+      self.shape = add(self.shape,translate(pad_MTA_solder,.262,0,0))
+
+class MTA_ICP(part):
+   #
+   # AMP 1445121-5
+   # MTA .050 SMT 5-pin vertical
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: MISO
+      #
+      self.shape = translate(pad_MTA,-.1,-.1,0)
+      self.pad.append(point(-.1,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MISO'))
+      #
+      # pin 2: GND
+      #
+      self.shape = add(self.shape,translate(pad_MTA,0,-.1,0))
+      self.pad.append(point(0,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 3: MOSI
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.1,-.1,0))
+      self.pad.append(point(.1,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MOSI'))
+      #
+      # pin 4: -RESET
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.05,.1,0))
+      self.pad.append(point(.05,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'-RESET'))
+      #
+      # pin 5: SCK
+      #
+      self.shape = add(self.shape,translate(pad_MTA,-.05,.1,0))
+      self.pad.append(point(-.05,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_MTA_solder,-.262,0,0))
+      self.shape = add(self.shape,translate(pad_MTA_solder,.262,0,0))
+
+pad_screw_terminal = cylinder(0,0,0,0,.047)
+hole_screw_terminal = circle(0,0,.025)
+
+class screw_terminal_2(part):
+   #
+   # On Shore ED555/2DS
+   # two position screw terminal
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_screw_terminal,-.069,0,0)
+      self.pad.append(point(-.069,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_screw_terminal,.069,0,0))
+      self.pad.append(point(.069,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'2'))
+      #
+      # holes
+      #
+      self.shape = add(self.shape,translate(hole_screw_terminal,-.069,0,0))
+      self.shape = add(self.shape,translate(hole_screw_terminal,.069,0,0))
+
+class screw_terminal_power(part):
+   #
+   # On Shore ED555/2DS
+   # power screw terminal
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_screw_terminal,-.069,0,0)
+      self.pad.append(point(-.069,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_screw_terminal,.069,0,0))
+      self.pad.append(point(.069,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # holes
+      #
+      self.shape = add(self.shape,translate(hole_screw_terminal,-.069,0,0))
+      self.shape = add(self.shape,translate(hole_screw_terminal,.069,0,0))
+
+class screw_terminal_i0(part):
+   #
+   # On Shore ED555/3DS
+   # i0 screw terminal
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Gnd
+      #
+      self.shape = translate(pad_screw_terminal,-.138,0,0)
+      self.pad.append(point(-.138,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Gnd\n1'))
+      #
+      # pin 2: data
+      #
+      self.shape = add(self.shape,pad_screw_terminal)
+      self.pad.append(point(0,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'data'))
+      #
+      # pin 3: V
+      #
+      self.shape = add(self.shape,translate(pad_screw_terminal,.138,0,0))
+      self.pad.append(point(.138,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # holes
+      #
+      self.shape = add(self.shape,translate(hole_screw_terminal,-.138,0,0))
+      self.shape = add(self.shape,hole_screw_terminal)
+      self.shape = add(self.shape,translate(hole_screw_terminal,.138,0,0))
+
+class power_65mm(part):
+   #
+   # CUI PJ1-023-SMT
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: power
+      #
+      self.shape = cube(.433,.512,-.047,.047,0,0)
+      self.pad.append(point(.467,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P'))
+      #
+      # pin 2: ground
+      #
+      self.shape = add(self.shape,cube(.285,.423,-.189,-.098,0,0))
+      self.pad.append(point(.354,-.144,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G'))
+      #
+      # pin 3: contact
+      #
+      self.shape = add(self.shape,cube(.325,.463,.098,.189,0,0))
+      self.pad.append(point(.394,.144,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'C'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,cube(.108,.246,-.169,-.110,0,0))
+      self.shape = add(self.shape,cube(.069,.207,.110,.169,0,0))
+
+pad_stereo_2_5mm = cube(-.03,.03,-.05,.05,0,0)
+
+class stereo_2_5mm(part):
+   #
+   # CUI SJ1-2533-SMT
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: base
+      #
+      self.shape = translate(pad_stereo_2_5mm,-.130,-.16,0)
+      self.pad.append(point(-.130,-.149,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'base'))
+      #
+      # pin 2: tip
+      #
+      self.shape = add(self.shape,translate(pad_stereo_2_5mm,.197,.15,0))
+      self.pad.append(point(.197,.141,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'tip'))
+      #
+      # pin 3: middle
+      #
+      self.shape = add(self.shape,translate(pad_stereo_2_5mm,-.012,-.16,0))
+      self.pad.append(point(-.012,-.149,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'middle'))
+
+pad_Molex = cube(-.0155,.0155,-.0265,.0265,0,0)
+pad_Molex_solder = cube(-.055,.055,-.065,.065,0,0)
+
+class Molex_serial(part):
+   #
+   # Molex 53261-0471
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Rx
+      #
+      self.shape = translate(pad_Molex,-.075,.064,0)
+      self.pad.append(point(-.075,.064,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Rx'))
+      #
+      # pin 2: Tx
+      #
+      self.shape = add(self.shape,translate(pad_Molex,-.025,.064,0))
+      self.pad.append(point(-.025,.064,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Tx'))
+      #
+      # pin 3: DTR
+      #
+      self.shape = add(self.shape,translate(pad_Molex,.025,.064,0))
+      self.pad.append(point(.025,.064,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DTR'))
+      #
+      # pin 4: GND
+      #
+      self.shape = add(self.shape,translate(pad_Molex,.075,.064,0))
+      self.pad.append(point(.075,.064,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_Molex_solder,-.16,-.065,0))
+      self.shape = add(self.shape,translate(pad_Molex_solder,.16,-.065,0))
+
+############################################################
+# switches
+############################################################
+
+class slide_switch(part):
+   #
+   # slide switch
+   # C&K AYZ0102AGRLC
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      pad = cube(-.039/2,.039/2,-.047/2,.047/2,0,0)
+      #
+      # pad 1
+      #
+      self.shape = translate(pad,-.098,.1,0)
+      self.pad.append(point(-.098,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pad 2
+      #
+      self.shape = add(self.shape,translate(pad,0,.1,0))
+      self.pad.append(point(0,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pad 3
+      #
+      self.shape = add(self.shape,translate(pad,.098,.1,0))
+      self.pad.append(point(.098,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # holes
+      #
+      self.holes = cylinder(-.118/2,0,zb,zt,.034/2)
+      self.holes = add(self.holes,cylinder(.118/2,0,zb,zt,.034/2))
+
+class button_6mm(part):
+   #
+   # Omron 6mm pushbutton
+   # B3SN-3112P
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      pad_button_6mm = cube(-.04,.04,-.03,.03,0,0)
+      #
+      # left 1
+      #
+      self.shape = translate(pad_button_6mm,-.125,.08,0)
+      self.pad.append(point(-.125,.08,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'L1'))
+      #
+      # right 1
+      #
+      self.shape = add(self.shape,translate(pad_button_6mm,-.125,-.08,0))
+      self.pad.append(point(-.125,-.08,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'R1'))
+      #
+      # right 2
+      #
+      self.shape = add(self.shape,translate(pad_button_6mm,.125,-.08,0))
+      self.pad.append(point(.125,-.08,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'R2'))
+      #
+      # left 2
+      #
+      self.shape = add(self.shape,translate(pad_button_6mm,.125,.08,0))
+      self.pad.append(point(.125,.08,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'L2'))
+
+############################################################
+# crystals and resonators
+############################################################
+
+pad_XTAL_EFOBM = cube(-.016,.016,-.085,.085,0,0)
+
+class XTAL_EFOBM(part):
+   #
+   # Panasonic EFOBM series
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # left
+      #
+      self.shape = translate(pad_XTAL_EFOBM,-.053,0,0)
+      self.pad.append(point(-.053,0,0))
+      #
+      # ground
+      #
+      self.shape = add(self.shape,translate(pad_XTAL_EFOBM,0,0,0))
+      self.pad.append(point(0,0,0))
+      #
+      # right
+      #
+      self.shape = add(self.shape,translate(pad_XTAL_EFOBM,.053,0,0))
+      self.pad.append(point(.053,0,0))
+
+pad_XTAL_NX5032GA = cube(-.039,.039,-.047,.047,0,0)
+.079
+
+class XTAL_NX5032GA(part):
+   #
+   # NDK NX5032GA
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # left
+      #
+      self.shape = translate(pad_XTAL_NX5032GA,-.079,0,0)
+      self.pad.append(point(-.079,0,0))
+      #
+      # right
+      #
+      self.shape = add(self.shape,translate(pad_XTAL_NX5032GA,.079,0,0))
+      self.pad.append(point(.079,0,0))
+
+pad_XTAL_CSM_7 = cube(-.108,.108,-.039,.039,0,0)
+
+class XTAL_CSM_7(part):
+   #
+   # ECS CSM-7 series
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # left
+      #
+      self.shape = translate(pad_XTAL_CSM_7,-.187,0,0)
+      self.pad.append(point(-.187,0,0))
+      #
+      # right
+      #
+      self.shape = add(self.shape,translate(pad_XTAL_CSM_7,.187,0,0))
+      self.pad.append(point(.187,0,0))
+
+############################################################
+# diodes, transistors, regulators, sensors
+############################################################
+
+class DRV8428_HTSSOP(part):
+   #
+   # TI DRV8428PWPR stepper driver
+   #    HTSSOP package
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 0.12
+      w = 0.029
+      h = 0.0053
+      p = 0.02559
+      pad = cube(-w,w,-h,h,0,0)
+      s = 0.003
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-d,3.5*p,0)
+      self.shape = add(self.shape,cylinder(-d-w,3.5*p,0,0,h))
+      self.pad.append(point(-d,3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'.VM',line=s))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-d,2.5*p,0))
+      self.pad.append(point(-d,2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PGND',line=s))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-d,1.5*p,0))
+      self.pad.append(point(-d,1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'AOUT1',line=s))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-d,.5*p,0))
+      self.pad.append(point(-d,.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'AOUT2',line=s))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.5*p,0))
+      self.pad.append(point(-d,-.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'BOUT2',line=s))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-d,-1.5*p,0))
+      self.pad.append(point(-d,-1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'BOUT1',line=s))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-d,-2.5*p,0))
+      self.pad.append(point(-d,-2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,-d,-3.5*p,0))
+      self.pad.append(point(-d,-3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DVDD',line=s))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad,d,-3.5*p,0))
+      self.pad.append(point(d,-3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VREF',line=s))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad,d,-2.5*p,0))
+      self.pad.append(point(d,-2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'M0',line=s))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad,d,-1.5*p,0))
+      self.pad.append(point(d,-1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DECAY',line=s))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad,d,-.5*p,0))
+      self.pad.append(point(d,-.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'M1',line=s))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(pad,d,.5*p,0))
+      self.pad.append(point(d,.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'STEP',line=s))
+      #
+      # pin 14
+      #
+      self.shape = add(self.shape,translate(pad,d,1.5*p,0))
+      self.pad.append(point(d,1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DIR',line=s))
+      #
+      # pin 15
+      #
+      self.shape = add(self.shape,translate(pad,d,2.5*p,0))
+      self.pad.append(point(d,2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'EN',line=s))
+      #
+      # pin 16
+      #
+      self.shape = add(self.shape,translate(pad,d,3.5*p,0))
+      self.pad.append(point(d,3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SLEEP',line=s))
+      #
+      # pin 17
+      #
+      self.shape = add(self.shape,translate(cube(-.06,.06,-.09,.09,0,0),0,0,0))
+      self.pad.append(point(0,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+
+class LED_3014_1100(part):
+   #
+   # Luminus MP-3014-1100-50-80
+   #
+   def __init__(self,value=''):
+      anode = cube(-.011,.011,-.027,.027,0,0)
+      cathode = cube(-.036,.036,-.027,.027,0,0)
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # anode
+      #
+      self.shape = translate(anode,-.047,0,0)
+      self.pad.append(point(-.047,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A'))
+      #
+      # cathode
+      #
+      self.shape = add(self.shape,translate(cathode,.022,0,0))
+      self.pad.append(point(.022,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'C'))
+
+class CMM4030D261I2STR(part):
+   #
+   # CUI CMM-4030D-261-I2S-TR I2S microphone
+   #
+   def __init__(self,value=''):
+      pad = cube(-.018,.018,-.011,.011,0,0)
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      s = 0.004
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,.037,-.059,0)
+      self.pad.append(point(.037,-.059,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND.',line=s))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,.037,-.019,0))
+      self.pad.append(point(.037,-.019,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'N/C',line=s))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,.037,.019,0))
+      self.pad.append(point(.037,.019,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'WS',line=s))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,.037,.059,0))
+      self.pad.append(point(.037,.059,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'EN',line=s))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-.037,.059,0))
+      self.pad.append(point(-.037,.059,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'L/R',line=s))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-.037,.019,0))
+      self.pad.append(point(-.037,.019,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK',line=s))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-.037,-.019,0))
+      self.pad.append(point(-.037,-.019,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SD',line=s))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,-.037,-.059,0))
+      self.pad.append(point(-.037,-.059,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VDD',line=s))
+
+class SPG08P4HM4H(part):
+   #
+   # Knowles SPG08P4HM4H-1 PDM microphone
+   #
+   def __init__(self,value=''):
+      pad = cube(-.011,.011,-.011,.011,0,0)
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      s = 0.004
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,.023,-.037,0)
+      self.pad.append(point(.023,-.037,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V.',line=s))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,.023,0,0))
+      self.pad.append(point(.023,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G',line=s))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,.023,.037,0))
+      self.pad.append(point(.023,.037,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DAT',line=s))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-.023,.037,0))
+      self.pad.append(point(-.023,.037,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CK',line=s))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-.023,0,0))
+      self.pad.append(point(-.023,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G',line=s))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-.023,-.037,0))
+      self.pad.append(point(-.023,-.037,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SEL',line=s))
+
+class VEML6040(part):
+   #
+   # Vishay VEML6040 color sensor
+   #
+   def __init__(self,value=''):
+      pad12 = cube(-.016,.019,-.006,.006,0,0)
+      pad3 = cube(-.023,.016,-.006,.006,0,0)
+      pad4 = cube(-.019,.016,-.006,.006,0,0)
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      s = 0.004
+      #
+      # pin 1
+      #
+      self.shape = translate(pad12,-.039,.014,0)
+      self.pad.append(point(-.039,.014,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1GND',line=s))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad12,-.039,-.014,0))
+      self.pad.append(point(-.039,-.014,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA',line=s))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad3,.039,-.014,0))
+      self.pad.append(point(.039,-.014,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL',line=s))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad4,.039,.014,0))
+      self.pad.append(point(.039,.014,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VDD',line=s))
+
+class D_1206(part):
+   #
+   # 1206 diode
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # anode
+      #
+      self.shape = translate(pad_1206,-.06,0,0)
+      self.pad.append(point(-.055,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A'))
+      #
+      # cathode
+      #
+      self.shape = add(self.shape,translate(pad_1206,.06,0,0))
+      self.pad.append(point(.055,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'C'))
+
+class LED_1206(part):
+   #
+   # 1206 LED
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # anode
+      #
+      self.shape = translate(pad_1206,-.06,0,0)
+      self.pad.append(point(-.055,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A'))
+      #
+      # cathode
+      #
+      self.shape = add(self.shape,translate(pad_1206,.06,0,0))
+      self.pad.append(point(.055,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'C'))
+
+pad_RGB = cube(-.02,.02,-.029,.029,0,0)
+
+class LED_RGB(part):
+   #
+   # CREE CLV1A-FKB
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      dx = .029
+      dy = .059
+      #
+      # pin 1: red
+      #
+      self.shape = translate(pad_RGB,-dx,-dy,0)
+      self.shape = add(self.shape,cylinder(-dx,-dy-.029,0,0,.02))
+      self.pad.append(point(-dx,-dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'R'))
+      #
+      # pin 2: anode
+      #
+      self.shape = add(self.shape,translate(pad_RGB,dx,-dy,0))
+      self.pad.append(point(dx,-dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A'))
+      #
+      # pin 3: blue
+      #
+      self.shape = add(self.shape,translate(pad_RGB,dx,dy,0))
+      self.pad.append(point(dx,dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'B'))
+      #
+      # pin 4: green
+      #
+      self.shape = add(self.shape,translate(pad_RGB,-dx,dy,0))
+      self.pad.append(point(-dx,dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G'))
+
+class phototransistor_1206(part):
+   #
+   # 1206 phototransistor
+   # OPTEK 520,521
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # collector
+      #
+      self.shape = translate(pad_1206,-.06,0,0)
+      self.pad.append(point(-.055,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'C'))
+      #
+      # emitter
+      #
+      self.shape = add(self.shape,translate(pad_1206,.06,0,0))
+      self.pad.append(point(.055,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'E'))
+
+pad_PLCC2 = cube(-.029,.029,-.059,.059,0,0)
+
+class phototransistor_PLCC2(part):
+   #
+   # PLCC2 phototransistor
+   # Optek OP580
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # collector
+      #
+      self.shape = translate(pad_PLCC2,-.065,0,0)
+      self.pad.append(point(-.065,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'C'))
+      #
+      # emitter
+      #
+      self.shape = add(self.shape,translate(pad_PLCC2,.065,0,0))
+      self.pad.append(point(.065,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'E'))
+
+pad_SOD_123 = cube(-.02,.02,-.024,.024,0,0)
+
+class D_SOD_123(part):
+   #
+   # SOD-123 diode
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # anode
+      #
+      self.shape = translate(pad_SOD_123,-.07,0,0)
+      self.pad.append(point(-.07,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A'))
+      #
+      # cathode
+      #
+      self.shape = add(self.shape,translate(pad_SOD_123,.07,0,0))
+      self.pad.append(point(.07,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'C'))
+
+pad_SOT23 = cube(-.02,.02,-.012,.012,0,0)
+
+class NMOSFET_SOT23(part):
+   #
+   # Fairchild NDS355AN
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: gate
+      #
+      self.shape = translate(pad_SOT23,.045,-.0375,0)
+      self.pad.append(point(.045,-.0375,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G'))
+      #
+      # pin 2: source
+      #
+      self.shape = add(self.shape,translate(pad_SOT23,.045,.0375,0))
+      self.pad.append(point(.045,.0375,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'S'))
+      #
+      # pin 3: drain
+      #
+      self.shape = add(self.shape,translate(pad_SOT23,-.045,0,0))
+      self.pad.append(point(-.045,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'D'))
+
+class PMOSFET_SOT23(part):
+   #
+   # Fairchild NDS356AP
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: gate
+      #
+      self.shape = translate(pad_SOT23,.045,-.0375,0)
+      self.pad.append(point(.045,-.0375,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G'))
+      #
+      # pin 2: source
+      #
+      self.shape = add(self.shape,translate(pad_SOT23,.045,.0375,0))
+      self.pad.append(point(.045,.0375,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'S'))
+      #
+      # pin 3: drain
+      #
+      self.shape = add(self.shape,translate(pad_SOT23,-.045,0,0))
+      self.pad.append(point(-.045,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'D'))
+
+class NMOSFET_TO252AA(part):
+   #
+   # Fairchild RFD16N05LSM
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: gate
+      #
+      self.shape = translate(cube(-.031,.031,-.059,.059,0,0),-.090,0,0)
+      self.pad.append(point(-.090,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G 1'))
+      #
+      # pin 2: source
+      #
+      self.shape = add(self.shape,translate(cube(-.031,.031,-.059,.059,0,0),.090,0,0))
+      self.pad.append(point(.090,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'S'))
+      #
+      # pin 3: drain
+      #
+      self.shape = add(self.shape,translate(cube(-.132,.132,-.132,.132,0,0),0,.261,0))
+      self.pad.append(point(0,.261,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'D'))
+
+class Hall_SOT23(part):
+   #
+   # Allegro A1324
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: output
+      #
+      self.shape = translate(pad_SOT23,-.045,.0375,0)
+      self.pad.append(point(-.045,.0375,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Vcc'))
+      #
+      # pin 2: input
+      #
+      self.shape = add(self.shape,translate(pad_SOT23,-.045,-.0375,0))
+      self.pad.append(point(-.045,-.0375,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'out'))
+      #
+      # pin 3: ground
+      #
+      self.shape = add(self.shape,translate(pad_SOT23,.045,0,0))
+      self.pad.append(point(.045,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'gnd'))
+
+class regulator_SOT23(part):
+   #
+   # TI LM3480IM3
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: output
+      #
+      self.shape = translate(pad_SOT23,-.045,.0375,0)
+      self.pad.append(point(-.045,.0375,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'out'))
+      #
+      # pin 2: input
+      #
+      self.shape = add(self.shape,translate(pad_SOT23,-.045,-.0375,0))
+      self.pad.append(point(-.045,-.0375,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'in'))
+      #
+      # pin 3: ground
+      #
+      self.shape = add(self.shape,translate(pad_SOT23,.045,0,0))
+      self.pad.append(point(.045,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'gnd'))
+
+class regulator_SOT223(part):
+   #
+   # Zetex ZLDO1117
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      pad_SOT223 = cube(-.02,.02,-.03,.03,0,0)
+      pad_SOT223_ground = cube(-.065,.065,-.03,.03,0,0)
+      #
+      # pin 1: GND
+      #
+      self.shape = translate(pad_SOT223,-.09,-.12,0)
+      self.pad.append(point(-.09,-.12,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1G'))
+      #
+      # pin 2: output
+      #
+      self.shape = add(self.shape,translate(pad_SOT223,0,-.12,0))
+      self.pad.append(point(0,-.12,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'O'))
+      #
+      # pin 3: input
+      #
+      self.shape = add(self.shape,translate(pad_SOT223,.09,-.12,0))
+      self.pad.append(point(.09,-.12,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'I'))
+      #
+      # pin 4: output
+      #
+      self.shape = add(self.shape,translate(pad_SOT223_ground,0,.12,0))
+      self.pad.append(point(0,.12,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'out'))
+
+class A4953_SOICN(part):
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: GND
+      #
+      self.shape = translate(pad_SOIC,-.11,.075,0)
+      self.shape = add(self.shape,cylinder(-.153,.075,0,0,.015))
+      self.pad.append(point(-.11,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2: IN2
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,-.11,.025,0))
+      self.pad.append(point(-.11,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IN2'))
+      #
+      # pin 3: IN1
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,-.11,-.025,0))
+      self.pad.append(point(-.11,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IN1'))
+      #
+      # pin 4: VREF
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,-.11,-.075,0))
+      self.pad.append(point(-.11,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VREF'))
+      #
+      # pin 5: VBB
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,.11,-.075,0))
+      self.pad.append(point(.11,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VBB'))
+      #
+      # pin 6: OUT1
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,.11,-.025,0))
+      self.pad.append(point(.11,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'OUT1'))
+      #
+      # pin 7: LSS
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,.11,.025,0))
+      self.pad.append(point(.11,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'LSS'))
+      #
+      # pin 8: OUT2
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,.11,.075,0))
+      self.pad.append(point(.11,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'OUT2'))
+      #
+      # thermal pad
+      #
+      self.shape = add(self.shape,rectangle(-.04,.04,-.075,.075))
+
+pad_SM8 = cube(-.035,.035,-.016,.016,0,0)
+
+class H_bridge_SM8(part):
+   #
+   # Zetex ZXMHC3A01T8
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = .13
+      #
+      # pin 1: G3 (right N gate)
+      #
+      self.shape = translate(pad_SM8,-d,.09,0)
+      self.shape = add(self.shape,cylinder(-d-.035,.09,0,0,.016))
+      self.pad.append(point(-d,.09,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GRN'))
+      #
+      # pin 2: S2 S3 (N source)
+      #
+      self.shape = add(self.shape,translate(pad_SM8,-d,.03,0))
+      self.pad.append(point(-d,.03,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SN'))
+      #
+      # pin 3: G2 (left N gate)
+      #
+      self.shape = add(self.shape,translate(pad_SM8,-d,-.03,0))
+      self.pad.append(point(-d,-.03,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GLN'))
+      #
+      # pin 4: G1 (left P gate)
+      #
+      self.shape = add(self.shape,translate(pad_SM8,-d,-.09,0))
+      self.pad.append(point(-d,-.09,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GLP'))
+      #
+      # pin 5: D1 D2 (left drain)
+      #
+      self.shape = add(self.shape,translate(pad_SM8,d,-.09,0))
+      self.pad.append(point(d,-.09,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DL'))
+      #
+      # pin 6: S1 S4 (P source)
+      #
+      self.shape = add(self.shape,translate(pad_SM8,d,-.03,0))
+      self.pad.append(point(d,-.03,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SP'))
+      #
+      # pin 7: D3 D4 (right drain)
+      #
+      self.shape = add(self.shape,translate(pad_SM8,d,.03,0))
+      self.pad.append(point(d,.03,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DR'))
+      #
+      # pin 8: G4 (right N gate)
+      #
+      self.shape = add(self.shape,translate(pad_SM8,d,.09,0))
+      self.pad.append(point(d,.09,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GRP'))
+
+pad_mic = cylinder(0,0,0,0,.02)
+
+class mic_SPU0414HR5H(part):
+   #
+   # Knowles SPU0414HR5H-SB
+   #
+   def __init__(self,value=''):
+      s = 0.004
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Vdd
+      #
+      self.shape = translate(pad_mic,.033,.048,0)
+      self.pad.append(point(.033,.048,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V1',line=s))
+      #
+      # pin 2: GND
+      #
+      self.shape = add(self.shape,translate(pad_mic,.033,-.048,0))
+      self.pad.append(point(.033,-.048,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+      #
+      # pin 3: gain
+      #
+      self.shape = add(self.shape,translate(pad_mic,-.033,-.048,0))
+      self.pad.append(point(-.033,-.048,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'gain',line=s))
+      #
+      # pin 4: out
+      #
+      self.shape = add(self.shape,translate(pad_mic,-.033,.048,0))
+      self.pad.append(point(-.033,.048,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'out',line=s))
+
+class mic_SPM1437(part):
+   #
+   # Knowles SPM1437HM4H-B
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_mic,-.046,.065,0)
+      #self.shape = add(self.shape,cylinder(-.183,.075,0,0,.015))
+      self.pad.append(point(-.046,.065,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_mic,-.046,0,0))
+      self.pad.append(point(-.046,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SEL'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_mic,-.046,-.065,0))
+      self.pad.append(point(-.046,-.065,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_mic,.046,-.065,0))
+      self.pad.append(point(.046,-.065,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLK'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_mic,.046,0,0))
+      self.pad.append(point(.046,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DAT'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_mic,.046,.065,0))
+      self.shape = add(self.shape,translate(pad_mic,.038,.057,0))
+      self.pad.append(point(.046,.065,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+
+pad_accel = cube(-.03,.03,-.0125,.0125,0,0)
+pad_accel90 = cube(-.0125,.0125,-.03,.03,0,0)
+
+class accel_MXD6235M(part):
+   #
+   # MEMSIC MXD6235M
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_accel,-.1,.05,0)
+      self.shape = add(self.shape,cylinder(-.13,.05,0,0,.0125))
+      self.pad.append(point(-.1,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_accel,-.1,0,0))
+      self.pad.append(point(-.1,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TP'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_accel,-.1,-.05,0))
+      self.pad.append(point(-.1,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_accel90,0,-.1,0))
+      self.pad.append(point(0,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_accel,.1,-.05,0))
+      self.pad.append(point(.1,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_accel,.1,0,0))
+      self.pad.append(point(.1,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Y'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad_accel,.1,.05,0))
+      self.pad.append(point(.1,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'X'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad_accel90,0,.1,0))
+      self.pad.append(point(0,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # ground plane
+      #
+      self.shape = add(self.shape,cube(-.05,.05,-.05,.05,0,0))
+
+pad_cc_14_1 = cube(-.014,.014,-.0075,.0075,0,0)
+pad_cc_14_1_90 = cube(-.0075,.0075,-.014,.014,0,0)
+
+class ADXL343(part):
+   #
+   # ADI ADXL343 accelerometer
+   #
+   def __init__(self,value=''):
+      d = 0.8/25.4
+      w = 1.01/25.4
+      s = 0.004
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_cc_14_1,-w,2.5*d,0)
+      self.pad.append(point(-w,2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,"VD1",line=s))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,-w,1.5*d,0))
+      self.pad.append(point(-w,1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,-w,.5*d,0))
+      self.pad.append(point(-w,.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RSV',line=s))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,-w,-.5*d,0))
+      self.pad.append(point(-w,-.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,-w,-1.5*d,0))
+      self.pad.append(point(-w,-1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,-w,-2.5*d,0))
+      self.pad.append(point(-w,-2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VS',line=s))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1_90,0,-2.5*d,0))
+      self.pad.append(point(0,-2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'-CS',angle=90,line=s))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,w,-2.5*d,0))
+      self.pad.append(point(w,-2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'INT1',line=s))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,w,-1.5*d,0))
+      self.pad.append(point(w,-1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'INT2',line=s))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,w,-.5*d,0))
+      self.pad.append(point(w,-.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC',line=s))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,w,.5*d,0))
+      self.pad.append(point(w,.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RSV',line=s))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,w,1.5*d,0))
+      self.pad.append(point(w,1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'ALT',line=s))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,w,2.5*d,0))
+      self.pad.append(point(w,2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA',line=s))
+      #
+      # pin 14
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1_90,0,2.5*d,0))
+      self.pad.append(point(0,2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL',angle=90,line=s))
+
+class VL53L1X(part):
+   #
+   # ST VL53L1X time of flight sensor
+   #
+   def __init__(self,value=''):
+      pad = cube(-.0075,.0075,-.0075,.0075,0,0)
+      d = 0.8/25.4
+      w = 0.8/25.4
+      s = 0.004
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-w,-2*d,0)
+      self.pad.append(point(-w,-2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,"1V",line=s))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-w,-1*d,0))
+      self.pad.append(point(-w,-1*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G',line=s))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-w,0*d,0))
+      self.pad.append(point(-w,0*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G',line=s))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-w,1*d,0))
+      self.pad.append(point(-w,1*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G',line=s))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-w,2*d,0))
+      self.pad.append(point(-w,2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'XS',line=s))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,0,2*d,0))
+      self.pad.append(point(0,2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G',line=s))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,w,2*d,0))
+      self.pad.append(point(w,2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO',line=s))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,w,1*d,0))
+      self.pad.append(point(w,1*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC',line=s))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad,w,0*d,0))
+      self.pad.append(point(w,0*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA',line=s))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad,w,-1*d,0))
+      self.pad.append(point(w,-1*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL',line=s))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad,w,-2*d,0))
+      self.pad.append(point(w,-2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V',line=s))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad,0,-2*d,0))
+      self.pad.append(point(0,-2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G',line=s))
+
+############################################################
+# ICs
+############################################################
+
+class AVRDB28(part):
+   #
+   # AVR*DB28
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 9.01/2/25.4 # spacing
+      w = 0.4/2/25.4 # width
+      h = 1.4/2/25.4 # height
+      p = 0.8/25.4 # pitch
+      l = 0.004 # text
+      pad = cube(-h,h,-w,w,0,0)
+      padv = cube(-w,w,-h,h,0,0)
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-d,3.5*p,0)
+      self.shape = add(self.shape,cylinder(-d-h,3.5*p,0,0,w))
+      self.pad.append(point(-d,3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'.PA3',line=l))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-d,2.5*p,0))
+      self.pad.append(point(-d,2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA4',line=l))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-d,1.5*p,0))
+      self.pad.append(point(-d,1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA5',line=l))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-d,.5*p,0))
+      self.pad.append(point(-d,.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA6',line=l))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.5*p,0))
+      self.pad.append(point(-d,-.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA7',line=l))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-d,-1.5*p,0))
+      self.pad.append(point(-d,-1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC0',line=l))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-d,-2.5*p,0))
+      self.pad.append(point(-d,-2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC1',line=l))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,-d,-3.5*p,0))
+      self.pad.append(point(-d,-3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC2',line=l))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(padv,-3.5*p,-d,0))
+      self.pad.append(point(-3.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC3',line=l,angle=-90))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(padv,-2.5*p,-d,0))
+      self.pad.append(point(-2.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VIO2',line=l,angle=-90))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(padv,-1.5*p,-d,0))
+      self.pad.append(point(-1.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD1',line=l,angle=-90))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(padv,-.5*p,-d,0))
+      self.pad.append(point(-.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD2',line=l,angle=-90))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(padv,.5*p,-d,0))
+      self.pad.append(point(.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD3',line=l,angle=-90))
+      #
+      # pin 14
+      #
+      self.shape = add(self.shape,translate(padv,1.5*p,-d,0))
+      self.pad.append(point(1.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD4',line=l,angle=-90))
+      #
+      # pin 15
+      #
+      self.shape = add(self.shape,translate(padv,2.5*p,-d,0))
+      self.pad.append(point(2.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD5',line=l,angle=-90))
+      #
+      # pin 16
+      #
+      self.shape = add(self.shape,translate(padv,3.5*p,-d,0))
+      self.pad.append(point(3.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD6',line=l,angle=-90))
+      #
+      # pin 17
+      #
+      self.shape = add(self.shape,translate(pad,d,-3.5*p,0))
+      self.pad.append(point(d,-3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD7',line=l))
+      #
+      # pin 18
+      #
+      self.shape = add(self.shape,translate(pad,d,-2.5*p,0))
+      self.pad.append(point(d,-2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'AVDD',line=l))
+      #
+      # pin 19
+      #
+      self.shape = add(self.shape,translate(pad,d,-1.5*p,0))
+      self.pad.append(point(d,-1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=l))
+      #
+      # pin 20
+      #
+      self.shape = add(self.shape,translate(pad,d,-.5*p,0))
+      self.pad.append(point(d,-.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PF0',line=l))
+      #
+      # pin 21
+      #
+      self.shape = add(self.shape,translate(pad,d,.5*p,0))
+      self.pad.append(point(d,.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PF1',line=l))
+      #
+      # pin 22
+      #
+      self.shape = add(self.shape,translate(pad,d,1.5*p,0))
+      self.pad.append(point(d,1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PF2',line=l))
+      #
+      # pin 23
+      #
+      self.shape = add(self.shape,translate(pad,d,2.5*p,0))
+      self.pad.append(point(d,2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PF3',line=l))
+      #
+      # pin 24
+      #
+      self.shape = add(self.shape,translate(pad,d,3.5*p,0))
+      self.pad.append(point(d,3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PF4',line=l))
+      #
+      # pin 25
+      #
+      self.shape = add(self.shape,translate(padv,3.5*p,d,0))
+      self.pad.append(point(3.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PF5',line=l,angle=-90))
+      #
+      # pin 26
+      #
+      self.shape = add(self.shape,translate(padv,2.5*p,d,0))
+      self.pad.append(point(2.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PF6',line=l,angle=-90))
+      #
+      # pin 27
+      #
+      self.shape = add(self.shape,translate(padv,1.5*p,d,0))
+      self.pad.append(point(1.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'UPDI',line=l,angle=-90))
+      #
+      # pin 28
+      #
+      self.shape = add(self.shape,translate(padv,.5*p,d,0))
+      self.pad.append(point(.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VDD',line=l,angle=-90))
+      #
+      # pin 29
+      #
+      self.shape = add(self.shape,translate(padv,-.5*p,d,0))
+      self.pad.append(point(-.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=l,angle=-90))
+      #
+      # pin 30
+      #
+      self.shape = add(self.shape,translate(padv,-1.5*p,d,0))
+      self.pad.append(point(-1.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA0',line=l,angle=-90))
+      #
+      # pin 31
+      #
+      self.shape = add(self.shape,translate(padv,-2.5*p,d,0))
+      self.pad.append(point(-2.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA1',line=l,angle=-90))
+      #
+      # pin 32
+      #
+      self.shape = add(self.shape,translate(padv,-3.5*p,d,0))
+      self.pad.append(point(-3.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA2',line=l,angle=-90))
+
+class ATtiny3216(part):
+   #
+   # SOIC-20
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 9.82/2/25.4
+      w = .63/2/25.4
+      h = 1.9/2/25.4
+      pad = cube(-h,h,-w,w,0,0)
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-d,.225,0)
+      self.shape = add(self.shape,cylinder(-d-h,.225,0,0,w))
+      self.pad.append(point(-d,.225,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1VCC'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-d,.175,0))
+      self.pad.append(point(-d,.175,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA4'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-d,.125,0))
+      self.pad.append(point(-d,.125,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA5'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-d,.075,0))
+      self.pad.append(point(-d,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA6'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-d,.025,0))
+      self.pad.append(point(-d,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA7'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.025,0))
+      self.pad.append(point(-d,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB5'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.075,0))
+      self.pad.append(point(-d,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB4'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.125,0))
+      self.pad.append(point(-d,-.125,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RB3'))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.175,0))
+      self.pad.append(point(-d,-.175,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TB2'))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.225,0))
+      self.pad.append(point(-d,-.225,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB1'))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad,d,-.225,0))
+      self.pad.append(point(d,-.225,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB0'))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad,d,-.175,0))
+      self.pad.append(point(d,-.175,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC0'))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(pad,d,-.125,0))
+      self.pad.append(point(d,-.125,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC1'))
+      #
+      # pin 14
+      #
+      self.shape = add(self.shape,translate(pad,d,-.075,0))
+      self.pad.append(point(d,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC2'))
+      #
+      # pin 15
+      #
+      self.shape = add(self.shape,translate(pad,d,-.025,0))
+      self.pad.append(point(d,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC3'))
+      #
+      # pin 16
+      #
+      self.shape = add(self.shape,translate(pad,d,.025,0))
+      self.pad.append(point(d,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'UPDI'))
+      #
+      # pin 17
+      #
+      self.shape = add(self.shape,translate(pad,d,.075,0))
+      self.pad.append(point(d,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA1'))
+      #
+      # pin 18
+      #
+      self.shape = add(self.shape,translate(pad,d,.125,0))
+      self.pad.append(point(d,.125,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA2'))
+      #
+      # pin 19
+      #
+      self.shape = add(self.shape,translate(pad,d,.175,0))
+      self.pad.append(point(d,.175,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA3'))
+      #
+      # pin 20
+      #
+      self.shape = add(self.shape,translate(pad,d,.225,0))
+      self.pad.append(point(d,.225,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class SAMD21E(part):
+   #
+   # TQFP
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 9.01/2/25.4 # spacing
+      w = 0.4/2/25.4 # width
+      h = 1.4/2/25.4 # height
+      p = 0.8/25.4 # pitch
+      l = 0.004 # text
+      pad = cube(-h,h,-w,w,0,0)
+      padv = cube(-w,w,-h,h,0,0)
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-d,3.5*p,0)
+      self.shape = add(self.shape,cylinder(-d-h,3.5*p,0,0,w))
+      self.pad.append(point(-d,3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1A0',line=l))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-d,2.5*p,0))
+      self.pad.append(point(-d,2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A01',line=l))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-d,1.5*p,0))
+      self.pad.append(point(-d,1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A02',line=l))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-d,.5*p,0))
+      self.pad.append(point(-d,.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A03',line=l))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.5*p,0))
+      self.pad.append(point(-d,-.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A04',line=l))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-d,-1.5*p,0))
+      self.pad.append(point(-d,-1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A05',line=l))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-d,-2.5*p,0))
+      self.pad.append(point(-d,-2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A06',line=l))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,-d,-3.5*p,0))
+      self.pad.append(point(-d,-3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A07',line=l))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(padv,-3.5*p,-d,0))
+      self.pad.append(point(-3.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VAN',line=l,angle=-90))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(padv,-2.5*p,-d,0))
+      self.pad.append(point(-2.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=l,angle=-90))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(padv,-1.5*p,-d,0))
+      self.pad.append(point(-1.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A08',line=l,angle=-90))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(padv,-.5*p,-d,0))
+      self.pad.append(point(-.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A09',line=l,angle=-90))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(padv,.5*p,-d,0))
+      self.pad.append(point(.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A10',line=l,angle=-90))
+      #
+      # pin 14
+      #
+      self.shape = add(self.shape,translate(padv,1.5*p,-d,0))
+      self.pad.append(point(1.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A11',line=l,angle=-90))
+      #
+      # pin 15
+      #
+      self.shape = add(self.shape,translate(padv,2.5*p,-d,0))
+      self.pad.append(point(2.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A14',line=l,angle=-90))
+      #
+      # pin 16
+      #
+      self.shape = add(self.shape,translate(padv,3.5*p,-d,0))
+      self.pad.append(point(3.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A15',line=l,angle=-90))
+      #
+      # pin 17
+      #
+      self.shape = add(self.shape,translate(pad,d,-3.5*p,0))
+      self.pad.append(point(d,-3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A16',line=l))
+      #
+      # pin 18
+      #
+      self.shape = add(self.shape,translate(pad,d,-2.5*p,0))
+      self.pad.append(point(d,-2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A17',line=l))
+      #
+      # pin 19
+      #
+      self.shape = add(self.shape,translate(pad,d,-1.5*p,0))
+      self.pad.append(point(d,-1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A18',line=l))
+      #
+      # pin 20
+      #
+      self.shape = add(self.shape,translate(pad,d,-.5*p,0))
+      self.pad.append(point(d,-.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A19',line=l))
+      #
+      # pin 21
+      #
+      self.shape = add(self.shape,translate(pad,d,.5*p,0))
+      self.pad.append(point(d,.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A22',line=l))
+      #
+      # pin 22
+      #
+      self.shape = add(self.shape,translate(pad,d,1.5*p,0))
+      self.pad.append(point(d,1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A23',line=l))
+      #
+      # pin 23
+      #
+      self.shape = add(self.shape,translate(pad,d,2.5*p,0))
+      self.pad.append(point(d,2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'24-',line=l))
+      #
+      # pin 24
+      #
+      self.shape = add(self.shape,translate(pad,d,3.5*p,0))
+      self.pad.append(point(d,3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'25+',line=l))
+      #
+      # pin 25
+      #
+      self.shape = add(self.shape,translate(padv,3.5*p,d,0))
+      self.pad.append(point(3.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A27',line=l,angle=-90))
+      #
+      # pin 26
+      #
+      self.shape = add(self.shape,translate(padv,2.5*p,d,0))
+      self.pad.append(point(2.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST',line=l,angle=-90))
+      #
+      # pin 27
+      #
+      self.shape = add(self.shape,translate(padv,1.5*p,d,0))
+      self.pad.append(point(1.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A28',line=l,angle=-90))
+      #
+      # pin 28
+      #
+      self.shape = add(self.shape,translate(padv,.5*p,d,0))
+      self.pad.append(point(.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=l,angle=-90))
+      #
+      # pin 29
+      #
+      self.shape = add(self.shape,translate(padv,-.5*p,d,0))
+      self.pad.append(point(-.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCR',line=l,angle=-90))
+      #
+      # pin 30
+      #
+      self.shape = add(self.shape,translate(padv,-1.5*p,d,0))
+      self.pad.append(point(-1.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VIN',line=l,angle=-90))
+      #
+      # pin 31
+      #
+      self.shape = add(self.shape,translate(padv,-2.5*p,d,0))
+      self.pad.append(point(-2.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLK',line=l,angle=-90))
+      #
+      # pin 32
+      #
+      self.shape = add(self.shape,translate(padv,-3.5*p,d,0))
+      self.pad.append(point(-3.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DIO',line=l,angle=-90))
+
+class SAMD11D(part):
+   #
+   # SOIC-20
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 9.82/2/25.4
+      w = .63/2/25.4
+      h = 1.9/2/25.4
+      pad = cube(-h,h,-w,w,0,0)
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-d,.225,0)
+      self.shape = add(self.shape,cylinder(-d-h,.225,0,0,w))
+      self.pad.append(point(-d,.225,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1A05'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-d,.175,0))
+      self.pad.append(point(-d,.175,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A06'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-d,.125,0))
+      self.pad.append(point(-d,.125,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A07'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-d,.075,0))
+      self.pad.append(point(-d,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A08'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-d,.025,0))
+      self.pad.append(point(-d,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A09'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.025,0))
+      self.pad.append(point(-d,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A14'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.075,0))
+      self.pad.append(point(-d,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A15'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.125,0))
+      self.pad.append(point(-d,-.125,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A16'))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.175,0))
+      self.pad.append(point(-d,-.175,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A22'))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.225,0))
+      self.pad.append(point(-d,-.225,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A23'))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad,d,-.225,0))
+      self.pad.append(point(d,-.225,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad,d,-.175,0))
+      self.pad.append(point(d,-.175,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLK'))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(pad,d,-.125,0))
+      self.pad.append(point(d,-.125,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DIO'))
+      #
+      # pin 14
+      #
+      self.shape = add(self.shape,translate(pad,d,-.075,0))
+      self.pad.append(point(d,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'24-'))
+      #
+      # pin 15
+      #
+      self.shape = add(self.shape,translate(pad,d,-.025,0))
+      self.pad.append(point(d,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'25+'))
+      #
+      # pin 16
+      #
+      self.shape = add(self.shape,translate(pad,d,.025,0))
+      self.pad.append(point(d,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 17
+      #
+      self.shape = add(self.shape,translate(pad,d,.075,0))
+      self.pad.append(point(d,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 18
+      #
+      self.shape = add(self.shape,translate(pad,d,.125,0))
+      self.pad.append(point(d,.125,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A02'))
+      #
+      # pin 19
+      #
+      self.shape = add(self.shape,translate(pad,d,.175,0))
+      self.pad.append(point(d,.175,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A03'))
+      #
+      # pin 20
+      #
+      self.shape = add(self.shape,translate(pad,d,.225,0))
+      self.pad.append(point(d,.225,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A04'))
+
+class ATtiny1614(part):
+   #
+   # SOIC
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 0.11
+      w = 0.015
+      h = .03
+      pad = cube(-h,h,-w,w,0,0)
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-d,.15,0)
+      self.shape = add(self.shape,cylinder(-d-h,.15,0,0,w))
+      self.pad.append(point(-d,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'.VCC'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-d,.1,0))
+      self.pad.append(point(-d,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA4'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-d,.050,0))
+      self.pad.append(point(-d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA5'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-d,0,0))
+      self.pad.append(point(-d,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA6'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.05,0))
+      self.pad.append(point(-d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA7'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.1,0))
+      self.pad.append(point(-d,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RB3'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.15,0))
+      self.pad.append(point(-d,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TB2'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,d,-.15,0))
+      self.pad.append(point(d,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB1'))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad,d,-.1,0))
+      self.pad.append(point(d,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB0'))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad,d,-.05,0))
+      self.pad.append(point(d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'UPDI'))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad,d,0,0))
+      self.pad.append(point(d,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA1'))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad,d,.050,0))
+      self.pad.append(point(d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA2'))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(pad,d,.1,0))
+      self.pad.append(point(d,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA3'))
+      #
+      # pin 14
+      self.shape = add(self.shape,translate(pad,d,.15,0))
+      self.pad.append(point(d,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class FT230XS(part):
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 0.11
+      w = 0.0053
+      h = .03
+      p = .65/25.4
+      l = 0.004
+      pad = cube(-h,h,-w,w,0,0)
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-d,3.5*p,0)
+      self.shape = add(self.shape,cylinder(-d-h,3.5*p,0,0,w))
+      self.pad.append(point(-d,3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1TXD',line=l))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-d,2.5*p,0))
+      self.pad.append(point(-d,2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RTS',line=l))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-d,1.5*p,0))
+      self.pad.append(point(-d,1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VIO',line=l))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-d,.5*p,0))
+      self.pad.append(point(-d,.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RXD',line=l))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.5*p,0))
+      self.pad.append(point(-d,-.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=l))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-d,-1.5*p,0))
+      self.pad.append(point(-d,-1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CTS',line=l))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-d,-2.5*p,0))
+      self.pad.append(point(-d,-2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CB2',line=l))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,-d,-3.5*p,0))
+      self.pad.append(point(-d,-3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'USP',line=l))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad,d,-3.5*p,0))
+      self.pad.append(point(d,-3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'USM',line=l))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad,d,-2.5*p,0))
+      self.pad.append(point(d,-2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3V3',line=l))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad,d,-1.5*p,0))
+      self.pad.append(point(d,-1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST',line=l))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad,d,-.5*p,0))
+      self.pad.append(point(d,-.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC',line=l))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(pad,d,.5*p,0))
+      self.pad.append(point(d,.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=l))
+      #
+      # pin 14
+      self.shape = add(self.shape,translate(pad,d,1.5*p,0))
+      self.pad.append(point(d,1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CB1',line=l))
+      #
+      # pin 15
+      #
+      self.shape = add(self.shape,translate(pad,d,2.5*p,0))
+      self.pad.append(point(d,2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CB0',line=l))
+      #
+      # pin 16
+      self.shape = add(self.shape,translate(pad,d,3.5*p,0))
+      self.pad.append(point(d,3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CB3',line=l))
+
+
+class ATtiny412(part):
+   #
+   # SOIC150
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 0.11
+      w = 0.015
+      h = .03
+      pad = cube(-h,h,-w,w,0,0)
+      #
+      # pin 1: VCC
+      #
+      self.shape = translate(pad,-d,.075,0)
+      self.shape = add(self.shape,cylinder(-d-h,.075,0,0,w))
+      self.pad.append(point(-d,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 2: PA6
+      #
+      self.shape = add(self.shape,translate(pad,-d,.025,0))
+      self.pad.append(point(-d,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA6'))
+      #
+      # pin 3: PA7
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.025,0))
+      self.pad.append(point(-d,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA7'))
+      #
+      # pin 4: PA1
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.075,0))
+      self.pad.append(point(-d,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA1'))
+      #
+      # pin 5: PA2
+      #
+      self.shape = add(self.shape,translate(pad,d,-.075,0))
+      self.pad.append(point(d,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA2'))
+      #
+      # pin 6: UPDI
+      #
+      self.shape = add(self.shape,translate(pad,d,-.025,0))
+      self.pad.append(point(d,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'UPDI'))
+      #
+      # pin 7: PA3
+      #
+      self.shape = add(self.shape,translate(pad,d,.025,0))
+      self.pad.append(point(d,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA3'))
+      #
+      # pin 8: GND
+      #
+      self.shape = add(self.shape,translate(pad,d,.075,0))
+      self.pad.append(point(d,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class SAMD11C(part):
+   #
+   # SOIC
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 0.11
+      w = 0.015
+      h = .03
+      pad = cube(-h,h,-w,w,0,0)
+      #
+      # pin 1: PA05
+      #
+      self.shape = translate(pad,-d,.15,0)
+      self.shape = add(self.shape,cylinder(-d-h,.15,0,0,w))
+      self.pad.append(point(-d,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1A05'))
+      #
+      # pin 2: PA08
+      #
+      self.shape = add(self.shape,translate(pad,-d,.1,0))
+      self.pad.append(point(-d,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A08'))
+      #
+      # pin 3: PA09
+      #
+      self.shape = add(self.shape,translate(pad,-d,.050,0))
+      self.pad.append(point(-d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A09'))
+      #
+      # pin 4: PA14
+      #
+      self.shape = add(self.shape,translate(pad,-d,0,0))
+      self.pad.append(point(-d,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A14'))
+      #
+      # pin 5: PA15
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.05,0))
+      self.pad.append(point(-d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A15'))
+      #
+      # pin 6: nRESET
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.1,0))
+      self.pad.append(point(-d,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 7: CLK
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.15,0))
+      self.pad.append(point(-d,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLK'))
+      #
+      # pin 8: DIO
+      #
+      self.shape = add(self.shape,translate(pad,d,-.15,0))
+      self.pad.append(point(d,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DIO'))
+      #
+      # pin 9: PA24/D-
+      #
+      self.shape = add(self.shape,translate(pad,d,-.1,0))
+      self.pad.append(point(d,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'24-'))
+      #
+      # pin 10: PA25/D+
+      #
+      self.shape = add(self.shape,translate(pad,d,-.05,0))
+      self.pad.append(point(d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'25+'))
+      #
+      # pin 11: GND
+      #
+      self.shape = add(self.shape,translate(pad,d,0,0))
+      self.pad.append(point(d,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 12: VDD
+      #
+      self.shape = add(self.shape,translate(pad,d,.050,0))
+      self.pad.append(point(d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VDD'))
+      #
+      # pin 13: PA02
+      #
+      self.shape = add(self.shape,translate(pad,d,.1,0))
+      self.pad.append(point(d,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A02'))
+      #
+      # pin 14: PA04
+      #
+      self.shape = add(self.shape,translate(pad,d,.15,0))
+      self.pad.append(point(d,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A04'))
+
+pad_SOT23_5 = cube(-.01,.01,-.02,.02,0,0)
+
+class op_amp_SOT23_5(part):
+   def __init__(self,value=''):
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: output
+      #
+      self.shape = translate(pad_SOT23_5,-.0375,-.045,0)
+      self.pad.append(point(-.0375,-.045,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'O'))
+      #
+      # pin 2: V-
+      #
+      self.shape = add(self.shape,translate(pad_SOT23_5,0,-.045,0))
+      self.pad.append(point(0,-.045,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V-'))
+      #
+      # pin 3: I+
+      #
+      self.shape = add(self.shape,translate(pad_SOT23_5,.0375,-.045,0))
+      self.pad.append(point(.0375,-.045,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'I+'))
+      #
+      # pin 4: I-
+      #
+      self.shape = add(self.shape,translate(pad_SOT23_5,.0375,.045,0))
+      self.pad.append(point(.0375,.045,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'I-'))
+      #
+      # pin 5: V+
+      #
+      self.shape = add(self.shape,translate(pad_SOT23_5,-.0375,.045,0))
+      self.pad.append(point(-.0375,.045,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V+'))
+
+pad_SOICN = cube(-.035,.035,-.015,.015,0,0)
+
+class op_amp_SOICN(part):
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: A out
+      #
+      self.shape = translate(pad_SOICN,-.12,.075,0)
+      self.pad.append(point(-.12,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1 Ao'))
+      #
+      # pin 2: A-
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,-.12,.025,0))
+      self.pad.append(point(-.12,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A-'))
+      #
+      # pin 3: A+
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,-.12,-.025,0))
+      self.pad.append(point(-.12,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A+'))
+      #
+      # pin 4: V-
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,-.12,-.075,0))
+      self.pad.append(point(-.12,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V-'))
+      #
+      # pin 5: B+
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,-.075,0))
+      self.pad.append(point(.12,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'B+'))
+      #
+      # pin 6: B-
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,-.025,0))
+      self.pad.append(point(.12,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'B-'))
+      #
+      # pin 7: B out
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,.025,0))
+      self.pad.append(point(.12,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Bo'))
+      #
+      # pin 8: V+
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,.075,0))
+      self.pad.append(point(.12,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V+'))
+
+TSSOP_pad_width = 0.040
+TSSOP_pad_height = 0.011
+TSSOP_pad_dy = 0.026
+TSSOP_pad_dx = 0.120
+pad_TSSOP = cube(-TSSOP_pad_width/2.0,TSSOP_pad_width/2.0,-TSSOP_pad_height/2.0,TSSOP_pad_height/2.0,0,0)
+
+class TRC102(part):
+   #
+   # RFM TRC102 ISM transceiver
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: SDI
+      #
+      self.shape = translate(pad_TSSOP,-TSSOP_pad_dx,3.5*TSSOP_pad_dy,0)
+      self.pad.append(point(-TSSOP_pad_dx,3.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1 SDI'))
+      #
+      # pin 2: SCK
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,2.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,2.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK'))
+      #
+      # pin 3: nCS
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,1.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,1.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'nCS'))
+      #
+      # pin 4: SDO
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,0.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,0.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDO'))
+      #
+      # pin 5: IRQ
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,-0.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,-0.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IRQ'))
+      #
+      # pin 6: DATA/nFSEL
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,-1.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,-1.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DATA'))
+      #
+      # pin 7: CR
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,-2.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,-2.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CR'))
+      #
+      # pin 8: CLKOUT
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,-3.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,-3.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLKOUT'))
+      #
+      # pin 9: Xtal/Ref
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,-3.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,-3.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Xtal'))
+      #
+      # pin 10: RESET
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,-2.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,-2.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RESET'))
+      #
+      # pin 11: GND
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,-1.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,-1.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 12: RF_P
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,-0.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,-0.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RF_P'))
+      #
+      # pin 13: RF_N
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,0.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,0.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RF_N'))
+      #
+      # pin 14: VDD
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,1.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,1.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VDD'))
+      #
+      # pin 15: RSSIA
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,2.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,2.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RSSIA'))
+      #
+      # pin 16: nINT/DDET
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,3.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,3.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'nINT'))
+
+pad_SOIC = cube(-.041,.041,-.015,.015,0,0)
+
+class ATtiny45_SOIC(part):
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: PB5/dW/ADC0/-RESET/PCINT5
+      #
+      self.shape = translate(pad_SOIC,-.14,.075,0)
+      self.shape = add(self.shape,cylinder(-.183,.075,0,0,.015))
+      self.pad.append(point(-.14,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 2: PB3/ADC3/-OC1B/CLKI/XTAL1/PCINT3
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,-.14,.025,0))
+      self.pad.append(point(-.14,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB3'))
+      #
+      # pin 3: PB4/ADC2/OC1B/CLKO/XTAL2/PCINT4
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,-.14,-.025,0))
+      self.pad.append(point(-.14,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB4'))
+      #
+      # pin 4: GND
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,-.14,-.075,0))
+      self.pad.append(point(-.14,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 5: PB0/MOSI/DI/SDA/AIN0/OC0A/-OC1A/AREF/PCINT0
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,.14,-.075,0))
+      self.pad.append(point(.14,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB0'))
+      #
+      # pin 6: PB1/MISO/DO/AIN1/OC0B/OC1A/PCINT1
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,.14,-.025,0))
+      self.pad.append(point(.14,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB1'))
+      #
+      # pin 7: PB2/SCK/USCK/SCL/ADC1/T0/INT0/PCINT2
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,.14,.025,0))
+      self.pad.append(point(.14,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB2'))
+      #
+      # pin 8: VCC
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,.14,.075,0))
+      self.pad.append(point(.14,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+
+class ATtiny44_SOICN(part):
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: VCC
+      #
+      self.shape = translate(pad_SOICN,-.12,.15,0)
+      self.shape = add(self.shape,cylinder(-.155,.15,0,0,.015))
+      self.pad.append(point(-.12,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 2: PB0/XTAL1/PCINT8
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,-.12,.1,0))
+      self.pad.append(point(-.12,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB0'))
+      #
+      # pin 3: PB1/XTAL2/PCINT9
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,-.12,.050,0))
+      self.pad.append(point(-.12,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB1'))
+      #
+      # pin 4: PB3/dW/-RESET/PCINT11
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,-.12,0,0))
+      self.pad.append(point(-.12,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB3'))
+      #
+      # pin 5: PB2/CKOUT/OC0A/INT0/PCINT10
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,-.12,-.05,0))
+      self.pad.append(point(-.12,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB2'))
+      #
+      # pin 6: PA7/ADC7/OC0B/ICP/PCINT7
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,-.12,-.1,0))
+      self.pad.append(point(-.12,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA7'))
+      #
+      # pin 7: PA6/ADC6/MOSI/SDA/OC1A/PCINT6
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,-.12,-.15,0))
+      self.pad.append(point(-.12,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA6'))
+      #
+      # pin 8: PA5/ADC5/DO/MISO/OC1B/PCINT5
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,-.15,0))
+      self.pad.append(point(.12,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA5'))
+      #
+      # pin 9: PA4/ADC4/USCK/SCL/T1/PCINT4
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,-.1,0))
+      self.pad.append(point(.12,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA4'))
+      #
+      # pin 10: PA3/ADC3/T0/PCINT3
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,-.05,0))
+      self.pad.append(point(.12,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA3'))
+      #
+      # pin 11: PA2/ADC2/AIN1/PCINT2
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,0,0))
+      self.pad.append(point(.12,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA2'))
+      #
+      # pin 12: PA1/ADC1/AIN0/PCINT1
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,.050,0))
+      self.pad.append(point(.12,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA1'))
+      #
+      # pin 13: PA0/ADC0/AREF/PCINT0
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,.1,0))
+      self.pad.append(point(.12,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA0'))
+      #
+      # pin 14: GND
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,.15,0))
+      self.pad.append(point(.12,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+pad_TQFP_h = cube(-.025,.025,-.007,.007,0,0)
+pad_TQFP_v = cube(-.007,.007,-.025,.025,0,0)
+
+class ATxmegaE5_TQFP(part):
+   def __init__(self,value=''):
+      c = .18
+      d = 0.8/25.4
+      s = 0.004
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: GND
+      #
+      self.shape = translate(pad_TQFP_h,-c,3.5*d,0)
+      self.pad.append(point(-c,3.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1 GND',line=s))
+      #
+      # pin 2: PA4
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,2.5*d,0))
+      self.pad.append(point(-c,2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA4',line=s))
+      #
+      # pin 3: PA3
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,1.5*d,0))
+      self.pad.append(point(-c,1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA3',line=s))
+      #
+      # pin 4: PA2
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,.5*d,0))
+      self.pad.append(point(-c,.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA2',line=s))
+      #
+      # pin 5: PA1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-.5*d,0))
+      self.pad.append(point(-c,-.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA1',line=s))
+      #
+      # pin 6: PA0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-1.5*d,0))
+      self.pad.append(point(-c,-1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA0',line=s))
+      #
+      # pin 7: PDI/DATA
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-2.5*d,0))
+      self.pad.append(point(-c,-2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PDI/DATA',line=s))
+      #
+      # pin 8: RST/CLOCK
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-3.5*d,0))
+      self.pad.append(point(-c,-3.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST/CLOCK',line=s))
+      #
+      # pin 9: PC7
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-3.5*d,-c,0))
+      self.pad.append(point(-3.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC7',angle=90,line=s))
+      #
+      # pin 10: PC6
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-2.5*d,-c,0))
+      self.pad.append(point(-2.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC6',angle=90,line=s))
+      #
+      # pin 11: PC5
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-1.5*d,-c,0))
+      self.pad.append(point(-1.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC5',angle=90,line=s))
+      #
+      # pin 12: PC4
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-.5*d,-c,0))
+      self.pad.append(point(-.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC4',angle=90,line=s))
+      #
+      # pin 13: PC3
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,.5*d,-c,0))
+      self.pad.append(point(.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC3',angle=90,line=s))
+      #
+      # pin 14: PC2
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,1.5*d,-c,0))
+      self.pad.append(point(1.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC2',angle=90,line=s))
+      #
+      # pin 15: PC1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,2.5*d,-c,0))
+      self.pad.append(point(2.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC1',angle=90,line=s))
+      #
+      # pin 16: PC0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,3.5*d,-c,0))
+      self.pad.append(point(3.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC0',angle=90,line=s))
+      #
+      # pin 17: VCC
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-3.5*d,0))
+      self.pad.append(point(c,-3.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC',line=s))
+      #
+      # pin 18: GND
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-2.5*d,0))
+      self.pad.append(point(c,-2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+      #
+      # pin 19: PR1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-1.5*d,0))
+      self.pad.append(point(c,-1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PR1',line=s))
+      #
+      # pin 20: PR0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-.5*d,0))
+      self.pad.append(point(c,-.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PR0',line=s))
+      #
+      # pin 21: PD7
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,.5*d,0))
+      self.pad.append(point(c,.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD7',line=s))
+      #
+      # pin 22: PD6
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,1.5*d,0))
+      self.pad.append(point(c,1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD6',line=s))
+      #
+      # pin 23: PD5
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,2.5*d,0))
+      self.pad.append(point(c,2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD5',line=s))
+      #
+      # pin 24: PD4
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,3.5*d,0))
+      self.pad.append(point(c,3.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD4',line=s))
+      #
+      # pin 25: PD3
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,3.5*d,c,0))
+      self.pad.append(point(3.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD3',angle=90,line=s))
+      #
+      # pin 26: PD2
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,2.5*d,c,0))
+      self.pad.append(point(2.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD2',angle=90,line=s))
+      #
+      # pin 27: PD1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,1.5*d,c,0))
+      self.pad.append(point(1.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD1',angle=90,line=s))
+      #
+      # pin 28: PD0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,.5*d,c,0))
+      self.pad.append(point(.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD0',angle=90,line=s))
+      #
+      # pin 29: PA7
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-.5*d,c,0))
+      self.pad.append(point(-.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA7',angle=90,line=s))
+      #
+      # pin 30: PA6
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-1.5*d,c,0))
+      self.pad.append(point(-1.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA6',angle=90,line=s))
+      #
+      # pin 31: PA5
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-2.5*d,c,0))
+      self.pad.append(point(-2.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA5',angle=90,line=s))
+      #
+      # pin 32: AVCC
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-3.5*d,c,0))
+      self.pad.append(point(-3.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'AVCC',angle=90,line=s))
+
+class ATmega88_TQFP(part):
+   def __init__(self,value=''):
+      c = .18
+      d = .031
+      s = 0.004
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: PD3/PCINT19/OC2B/INT1
+      #
+      self.shape = translate(pad_TQFP_h,-c,3.5*d,0)
+      self.pad.append(point(-c,3.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1 PD3',line=s))
+      #
+      # pin 2: PD4/PCINT20/XCK/T0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,2.5*d,0))
+      self.pad.append(point(-c,2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD4',line=s))
+      #
+      # pin 3: GND
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,1.5*d,0))
+      self.pad.append(point(-c,1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+      #
+      # pin 4: VCC
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,.5*d,0))
+      self.pad.append(point(-c,.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC',line=s))
+      #
+      # pin 5: GND
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-.5*d,0))
+      self.pad.append(point(-c,-.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+      #
+      # pin 6: VCC
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-1.5*d,0))
+      self.pad.append(point(-c,-1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC',line=s))
+      #
+      # pin 7: PB6/PCINT6/XTAL1/TOSC1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-2.5*d,0))
+      self.pad.append(point(-c,-2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB6',line=s))
+      #
+      # pin 8: PB7/PCINT7/XTAL2/TOSC2
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-3.5*d,0))
+      self.pad.append(point(-c,-3.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB7',line=s))
+      #
+      # pin 9: PD5/PCINT21/OC0B/T1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-3.5*d,-c,0))
+      self.pad.append(point(-3.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD5',angle=90,line=s))
+      #
+      # pin 10: PD6/PCINT22/OC0A/AIN0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-2.5*d,-c,0))
+      self.pad.append(point(-2.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD6',angle=90,line=s))
+      #
+      # pin 11: PD7/PCINT23/AIN1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-1.5*d,-c,0))
+      self.pad.append(point(-1.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD7',angle=90,line=s))
+      #
+      # pin 12: PB0/PCINT0/CLKO/ICP1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-.5*d,-c,0))
+      self.pad.append(point(-.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB0',angle=90,line=s))
+      #
+      # pin 13: PB1/PCINT1/OC1A
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,.5*d,-c,0))
+      self.pad.append(point(.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB1',angle=90,line=s))
+      #
+      # pin 14: PB2/PCINT2/-SS/OC1B
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,1.5*d,-c,0))
+      self.pad.append(point(1.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB2',angle=90,line=s))
+      #
+      # pin 15: PB3/PCINT3/OC2A/MOSI
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,2.5*d,-c,0))
+      self.pad.append(point(2.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB3',angle=90,line=s))
+      #
+      # pin 16: PB4/PCINT4/MISO
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,3.5*d,-c,0))
+      self.pad.append(point(3.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB4',angle=90,line=s))
+      #
+      # pin 17: PB5/SCK/PCINT5
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-3.5*d,0))
+      self.pad.append(point(c,-3.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB5',line=s))
+      #
+      # pin 18: AVCC
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-2.5*d,0))
+      self.pad.append(point(c,-2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'AVCC',line=s))
+      #
+      # pin 19: ADC6
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-1.5*d,0))
+      self.pad.append(point(c,-1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'ADC6',line=s))
+      #
+      # pin 20: AREF
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-.5*d,0))
+      self.pad.append(point(c,-.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'AREF',line=s))
+      #
+      # pin 21: GND
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,.5*d,0))
+      self.pad.append(point(c,.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+      #
+      # pin 22: ADC7
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,1.5*d,0))
+      self.pad.append(point(c,1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'ADC7',line=s))
+      #
+      # pin 23: PC0/ADC0/PCINT8
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,2.5*d,0))
+      self.pad.append(point(c,2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC0',line=s))
+      #
+      # pin 24: PC1/ADC1/PCINT9
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,3.5*d,0))
+      self.pad.append(point(c,3.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC1',line=s))
+      #
+      # pin 25: PC2/ADC2/PCINT10
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,3.5*d,c,0))
+      self.pad.append(point(3.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC2',angle=90,line=s))
+      #
+      # pin 26: PC3/ADC3/PCINT11
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,2.5*d,c,0))
+      self.pad.append(point(2.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC3',angle=90,line=s))
+      #
+      # pin 27: PC4/ADC4/SDA/PCINT12
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,1.5*d,c,0))
+      self.pad.append(point(1.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC4',angle=90,line=s))
+      #
+      # pin 28: PC5/ADC5/SCL/PCINT13
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,.5*d,c,0))
+      self.pad.append(point(.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC5',angle=90,line=s))
+      #
+      # pin 29: PC6/-RESET/PCINT14
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-.5*d,c,0))
+      self.pad.append(point(-.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC6',angle=90,line=s))
+      #
+      # pin 30: PD0/RXD/PCINT16
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-1.5*d,c,0))
+      self.pad.append(point(-1.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD0',angle=90,line=s))
+      #
+      # pin 31: PD1/TXD/PCINT17
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-2.5*d,c,0))
+      self.pad.append(point(-2.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD1',angle=90,line=s))
+      #
+      # pin 32: PD2/INT0/PCINT18
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-3.5*d,c,0))
+      self.pad.append(point(-3.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD2',angle=90,line=s))
+
+class ATmega644_TQFP(part):
+   def __init__(self,value=''):
+      c = .235
+      d = .031
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: PB5/PCINT13/MOSI
+      #
+      self.shape = translate(pad_TQFP_h,-c,5*d,0)
+      self.pad.append(point(-c,5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'*MOSI (1)'))
+      #
+      # pin 2: PB6/PCINT14/MISO
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,4*d,0))
+      self.pad.append(point(-c,4*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MISO'))
+      #
+      # pin 3: PB7/PCINT15/SCK
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,3*d,0))
+      self.pad.append(point(-c,3*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK'))
+      #
+      # pin 4: -RESET
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,2*d,0))
+      self.pad.append(point(-c,2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'-RESET'))
+      #
+      # pin 5: VCC
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,d,0))
+      self.pad.append(point(-c,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 6: GND
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,0,0))
+      self.pad.append(point(-c,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 7: XTAL2
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-d,0))
+      self.pad.append(point(-c,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'XTAL2'))
+      #
+      # pin 8: XTAL1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-2*d,0))
+      self.pad.append(point(-c,-2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'XTAL1'))
+      #
+      # pin 9: PD0/PCINT24/RXD0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-3*d,0))
+      self.pad.append(point(-c,-3*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RXD0'))
+      #
+      # pin 10: PD1/PCINT25/TXD0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-4*d,0))
+      self.pad.append(point(-c,-4*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TXD0'))
+      #
+      # pin 11: PD2/PCINT26/INT0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-5*d,0))
+      self.pad.append(point(-c,-5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD2'))
+      #
+      # pin 12: PD3/PCINT27/INT1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-5*d,-c,0))
+      self.pad.append(point(-5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD3'))
+      #
+      # pin 13: PD4/PCINT28/OC1B
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-4*d,-c,0))
+      self.pad.append(point(-4*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD4'))
+      #
+      # pin 14: PD5/PCINT28/OC1A
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-3*d,-c,0))
+      self.pad.append(point(-3*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD5'))
+      #
+      # pin 15: PD6/PCINT30/OC2B/ICP
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-2*d,-c,0))
+      self.pad.append(point(-2*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD6'))
+      #
+      # pin 16: PD7/PCINT31/OC2A
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-d,-c,0))
+      self.pad.append(point(-d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD7'))
+      #
+      # pin 17: VCC
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,0,-c,0))
+      self.pad.append(point(0,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 18: GND
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,d,-c,0))
+      self.pad.append(point(d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 19: PC0/PCINT16/SCL
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,2*d,-c,0))
+      self.pad.append(point(2*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC0'))
+      #
+      # pin 20: PC1/PCINT17/SDA
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,3*d,-c,0))
+      self.pad.append(point(3*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC1'))
+      #
+      # pin 21: PC2/PCINT18/TCK
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,4*d,-c,0))
+      self.pad.append(point(4*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC2'))
+      #
+      # pin 22: PC3/PCINT19/TMS
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,5*d,-c,0))
+      self.pad.append(point(5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC3'))
+      #
+      # pin 23: PC4/TDO/PCINT20
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-5*d,0))
+      self.pad.append(point(c,-5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC4'))
+      #
+      # pin 24: PC5/TDI/PCINT21
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-4*d,0))
+      self.pad.append(point(c,-4*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC5'))
+      #
+      # pin 25: PC6/TOSC1/PCINT22
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-3*d,0))
+      self.pad.append(point(c,-3*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC6'))
+      #
+      # pin 26: PC7/TOSC2/PCINT23
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-2*d,0))
+      self.pad.append(point(c,-2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC7'))
+      #
+      # pin 27: AVCC
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-d,0))
+      self.pad.append(point(c,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'AVCC'))
+      #
+      # pin 28: GND
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,0,0))
+      self.pad.append(point(c,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 29: AREF
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,d,0))
+      self.pad.append(point(c,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'AREF'))
+      #
+      # pin 30: PA7/ADC7/PCINT7
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,2*d,0))
+      self.pad.append(point(c,2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA7'))
+      #
+      # pin 31: PA6/ADC6/PCINT6
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,3*d,0))
+      self.pad.append(point(c,3*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA6'))
+      #
+      # pin 32: PA5/ADC5/PCINT5
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,4*d,0))
+      self.pad.append(point(c,4*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA5'))
+      #
+      # pin 33: PA4/ADC4/PCINT4
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,5*d,0))
+      self.pad.append(point(c,5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA4'))
+      #
+      # pin 34: PA3/ADC3/PCINT3
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,5*d,c,0))
+      self.pad.append(point(5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA3'))
+      #
+      # pin 35: PA2/ADC2/PCINT2
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,4*d,c,0))
+      self.pad.append(point(4*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA2'))
+      #
+      # pin 36: PA1/ADC1/PCINT1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,3*d,c,0))
+      self.pad.append(point(3*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA1'))
+      #
+      # pin 37: PA0/ADC0/PCINT0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,2*d,c,0))
+      self.pad.append(point(2*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA0'))
+      #
+      # pin 38: VCC
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,d,c,0))
+      self.pad.append(point(d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 39: GND
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,0,c,0))
+      self.pad.append(point(0,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 40: PB0/XCK0/T0/PCINT8
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-d,c,0))
+      self.pad.append(point(-d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB0'))
+      #
+      # pin 41: PB1/T1/CLKO/PCINT9
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-2*d,c,0))
+      self.pad.append(point(-2*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB1'))
+      #
+      # pin 42: PB2/AIN0/INT2/PCINT10
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-3*d,c,0))
+      self.pad.append(point(-3*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB2'))
+      #
+      # pin 43: PB3/AIN1/OC0A/PCINT11
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-4*d,c,0))
+      self.pad.append(point(-4*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB2'))
+      #
+      # pin 44: PB4/-SS/OC0B/PCINT12
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-5*d,c,0))
+      self.pad.append(point(-5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB4'))
+
+TSSOP_pad_width = 0.040
+TSSOP_pad_height = 0.011
+TSSOP_pad_dy = 0.026
+TSSOP_pad_dx = 0.120
+pad_TSSOP = cube(-TSSOP_pad_width/2.0,TSSOP_pad_width/2.0,-TSSOP_pad_height/2.0,TSSOP_pad_height/2.0,0,0)
+
+class TRC102(part):
+   #
+   # RFM TRC102 ISM transceiver
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: SDI
+      #
+      self.shape = translate(pad_TSSOP,-TSSOP_pad_dx,3.5*TSSOP_pad_dy,0)
+      self.pad.append(point(-TSSOP_pad_dx,3.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1 SDI'))
+      #
+      # pin 2: SCK
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,2.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,2.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK'))
+      #
+      # pin 3: nCS
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,1.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,1.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'nCS'))
+      #
+      # pin 4: SDO
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,0.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,0.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDO'))
+      #
+      # pin 5: IRQ
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,-0.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,-0.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IRQ'))
+      #
+      # pin 6: DATA/nFSEL
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,-1.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,-1.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DATA'))
+      #
+      # pin 7: CR
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,-2.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,-2.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CR'))
+      #
+      # pin 8: CLKOUT
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,-3.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,-3.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLKOUT'))
+      #
+      # pin 9: Xtal/Ref
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,-3.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,-3.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Xtal'))
+      #
+      # pin 10: RESET
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,-2.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,-2.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RESET'))
+      #
+      # pin 11: GND
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,-1.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,-1.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 12: RF_P
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,-0.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,-0.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RF_P'))
+      #
+      # pin 13: RF_N
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,0.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,0.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RF_N'))
+      #
+      # pin 14: VDD
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,1.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,1.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VDD'))
+      #
+      # pin 15: RSSIA
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,2.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,2.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RSSIA'))
+      #
+      # pin 16: nINT/DDET
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,3.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,3.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'nINT'))
+
+class CBA(part):
+   #
+   # CBA logo
+   #
+   def __init__(self,r=.02):
+      self.value = ''
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 3*r
+      self.shape = cylinder(0,0,0,0,r)
+      self.shape = add(self.shape,translate(cylinder(0,0,0,0,r),-d,d,0))
+      self.shape = add(self.shape,translate(cube(-r,r,-r,r,0,0),-d,0,0))
+      self.shape = add(self.shape,translate(cube(-r,r,-r,r,0,0),-d,-d,0))
+      self.shape = add(self.shape,translate(cube(-r,r,-r,r,0,0),0,-d,0))
+      self.shape = add(self.shape,translate(cube(-r,r,-r,r,0,0),d,-d,0))
+      self.shape = add(self.shape,translate(cube(-r,r,-r,r,0,0),d,0,0))
+      self.shape = add(self.shape,translate(cube(-r,r,-r,r,0,0),d,d,0))
+      self.shape = add(self.shape,translate(cube(-r,r,-r,r,0,0),0,d,0))
+
+class fab(part):
+   def __init__(self,r=.05):
+      self.value = ''
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 1.8*r
+      l = 3.5*r
+      h = r/2.
+      self.shape = rectangle(-d,d,-d,d)
+      self.shape = subtract(self.shape,circle(0,0,r))
+      self.shape = subtract(self.shape,rectangle(-l,0,-h,h))
+      self.shape = add(self.shape,rectangle(d,l,-h,h))
+      self.shape = add(self.shape,circle(l,0,r))
+      self.shape = add(self.shape,circle(-l,0,r))
+
+
+class header_ntc(part):
+   #
+   # 2x1x0.1 ntc thermistor header
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,0.05,0)
+      self.pad.append(point(0,0.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'THERM'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-0.05,0))
+      self.pad.append(point(0,-0.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+
+############################################################
+# define board
+############################################################
+
+width = 1.4 # board width
+height = .74 # board height
+x = 1 # x origin
+y = 1 # y origin
+zt = 0 # top z
+zb = -0.06 # bottom z
+w1 = .015 # thicker wire width
+w2 = .03 # thickest wire width
+mask = .004 # solder mask size
+
+pcb = PCB(x,y,width,height,mask)
+
+IC1 = SAMD11C('IC1\nD11C')
+pcb = IC1.add(pcb,x+width-.68,y+.45,angle=-90)
+
+J1 = header_SWD_4_1('J1\nSWD')
+pcb = J1.add(pcb,IC1.pad[7].x-.14,IC1.y,angle=-90)
+
+pcb = wire(pcb,w1,
+   J1.pad[1],
+   point(J1.pad[1].x,IC1.pad[7].y),
+   IC1.pad[7])
+
+pcb = wire(pcb,w1,
+   J1.pad[2],
+   point(J1.pad[2].x,IC1.pad[8].y),
+   IC1.pad[8])
+
+pcb = wire(pcb,w1,
+   J1.pad[3],
+   point(J1.pad[3].x,IC1.pad[6].y+.08),
+   point(IC1.pad[6].x,IC1.pad[6].y+.08),
+   IC1.pad[6])
+
+pcb = wire(pcb,w1,
+   J1.pad[4],
+   point(J1.pad[4].x,IC1.pad[12].y-.08),
+   point(IC1.pad[11].x,IC1.pad[11].y-.08),
+   IC1.pad[11])
+
+J2 = USB_A_plug('J2\nUSB')
+pcb = J2.add(pcb,x+width-.29,y+height/2,angle=0)
+
+pcb = wire(pcb,w1,
+   J2.pad[2],
+   point(J2.pad[2].x-.04,J2.pad[2].y),
+   point(J2.pad[2].x-.07,IC1.y+.015),
+   point(IC1.pad[9].x,IC1.y+.015),
+   IC1.pad[9])
+
+pcb = wire(pcb,w1,
+   J2.pad[3],
+   point(J2.pad[3].x-.09,J2.pad[3].y),
+   point(J2.pad[3].x-.09,IC1.y-.015),
+   point(IC1.pad[10].x,IC1.y-.015),
+   IC1.pad[10])
+
+pcb = wire(pcb,w1,
+   J2.pad[4],
+   point(J2.pad[4].x-.12,J2.pad[4].y),
+   point(J2.pad[4].x-.12,IC1.y-.045),
+   point(IC1.pad[11].x,IC1.y-.045),
+   IC1.pad[11])
+
+IC2 = regulator_SOT23('IC2\n3.3V')
+pcb = IC2.add(pcb,IC1.pad[5].x+0.02,IC1.pad[9].y-.18,angle=0)
+
+C1 = C_1206('C1\n1uF')
+pcb = C1.add(pcb,IC2.x-.18,IC2.y)
+
+pcb = wire(pcb,w1,
+   C1.pad[1],
+   point(C1.pad[1].x,C1.y+.07),
+   point(IC2.pad[1].x,C1.y+.07),
+   IC2.pad[1])
+
+pcb = wire(pcb,w1,
+   C1.pad[1],
+   point(C1.pad[1].x,C1.y+.07),
+   point(IC1.pad[12].x,C1.y+.07),
+   IC1.pad[12])
+
+pcb = wire(pcb,w1,
+   C1.pad[2],
+   IC2.pad[3])
+
+R1 = R_1206('R1\n1k')
+pcb = R1.add(pcb,IC1.pad[14].x-.04,IC2.y,angle=90)
+
+pcb = wire(pcb,w1,
+   R1.pad[2],
+   point(IC1.pad[13].x,R1.pad[2].y),
+   IC1.pad[13])
+
+LED = LED_1206('LED')
+pcb = LED.add(pcb,R1.x+.1,R1.y,angle=-90)
+
+pcb = wire(pcb,w1,
+   LED.pad[1],
+   point(LED.x,IC1.pad[14].y),
+   IC1.pad[14])
+
+pcb = wire(pcb,w1,
+   LED.pad[2],
+   R1.pad[1])
+
+J3 = header_ntc('J3\nNTC')
+pcb = J3.add(pcb,x+.23,y+height - 0.2)
+
+R2 = R_1206('R2\n4.7k')
+pcb = R2.add(pcb, C1.pad[0].x-0.22, C1.pad[0].y)
+
+C2 = C_1206('C2\n10uF')
+pcb = C2.add(pcb, J3.pad[0].x, J3.pad[0].y-0.2, angle=90)
+
+pcb = wire(pcb,w1,
+           C2.pad[2],
+           J3.pad[2])
+
+pcb = wire(pcb,w1,
+           R2.pad[2],
+           C1.pad[1])
+
+pcb = wire(pcb,w1,
+   J3.pad[1],
+   point(J3.pad[1].x-0.09, J3.pad[1].y),
+   point(J3.pad[1].x-0.09, C2.pad[1].y),
+   C2.pad[1]
+   )
+
+pcb = wire(pcb,w1,
+   R2.pad[1],
+   C2.pad[1])
+
+pcb = wire(pcb,w1,
+   C2.pad[2],
+   point(J1.pad[4].x, C2.pad[2].y),
+   J1.pad[4])
+
+pcb = wire(pcb,w1,
+   J3.pad[1],
+   point(J3.pad[1].x,IC1.pad[1].y+.11),
+   point(IC1.pad[1].x,IC1.pad[1].y+.11),
+   IC1.pad[1])
+
+pcb = wire(pcb,w1,
+   J2.pad[1],
+   point(J2.pad[4].x-.11,J2.pad[1].y),
+   point(J2.pad[4].x-.11,IC1.pad[1].y+.15),
+   point(J3.pad[2].x-.14,IC1.pad[1].y+.15),
+   point(J3.pad[2].x-.14,IC2.pad[2].y-.04),
+   point(IC2.pad[2].x,IC2.pad[2].y-.04),
+   IC2.pad[2])
+
+pcb = wire(pcb,w1,
+   J2.pad[4],
+   point(J2.pad[4].x-0.12,J2.pad[4].y),
+   point(J2.pad[4].x-0.12,y+.03),
+   point(IC2.pad[3].x,y+.03),
+   IC2.pad[3])
+
+############################################################
+# select output
+############################################################
+
+outputs = {}
+if (output == "top, labels, and exterior"):
+   outputs["function"] = add(add(color(Tan,pcb.board),pcb.labels),
+      color(White,pcb.exterior))
+   outputs["layers"] = [zt]
+elif (output == "top, labels, holes, and exterior"):
+   outputs["function"] = add(add(color(Tan,pcb.board),pcb.labels),
+      add(color(White,pcb.exterior),color(Blue,pcb.holes)))
+   outputs["layers"] = [zt]
+elif (output == "top, bottom, labels, and exterior"):
+   outputs["function"] = add(add(color(Tan,pcb.board),pcb.labels),
+      color(White,pcb.exterior))
+   outputs["layers"] = [zb,zt]
+elif (output == "top, bottom, labels, holes, and exterior"):
+   outputs["function"] = add(add(color(Tan,pcb.board),pcb.labels),
+      add(color(White,pcb.exterior),color(Blue,pcb.holes)))
+   outputs["layers"] = [zb,zt]
+elif (output == "top traces"):
+   outputs["function"] = color(White,pcb.board)
+   outputs["layers"] = [zt]
+elif (output == "top traces and exterior"):
+   outputs["function"] = color(White,add(pcb.board,pcb.exterior))
+   outputs["layers"] = [zt]
+elif (output == "bottom traces reversed"):
+   outputs["function"] = color(White,
+      reflect_x(pcb.board,2*x+width))
+   outputs["layers"] = [zb]
+elif (output == "bottom traces reversed and exterior"):
+   outputs["function"] = color(White,
+      reflect_x(add(pcb.board,pcb.exterior),2*x+width))
+   outputs["layers"] = [zb]
+elif (output == "interior"):
+   outputs["function"] = color(White,pcb.interior)
+   outputs["layers"] = [zt]
+elif (output == "exterior"):
+   outputs["function"] = color(White,pcb.exterior)
+   outputs["layers"] = [zt]
+elif (output == "holes"):
+   outputs["function"] = color(White,
+      subtract(add(pcb.exterior,pcb.interior),pcb.holes))
+   outputs["layers"] = [zb]
+elif (output == "holes and interior"):
+   outputs["function"] = color(White,
+      subtract(pcb.interior,pcb.holes))
+   outputs["layers"] = [zb]
+elif (output == "solder mask"):
+   outputs["function"] = color(White,pcb.mask)
+   outputs["layers"] = [zt]
+else:
+   print("oops -- don't recognize output")
+
+############################################################
+# set limits and parameters
+############################################################
+
+border = 0.05
+outputs["xmin"] = x-border # min x to render
+outputs["xmax"] = x+width+border # max x to render
+outputs["ymin"] = y-border # min y to render
+outputs["ymax"] = y+height+border # max y to render
+outputs["mm_per_unit"] = 25.4 # use inch units
+outputs["type"] = "RGB" # use RGB color
+
+############################################################
+# send output
+############################################################
+
+json.dump(outputs,sys.stdout)
diff --git a/thermistor-or-pressure/img/D11C.10k.ADC.components.jpg b/adc_10k/img/D11C.ADC10k.components.jpg
similarity index 100%
rename from thermistor-or-pressure/img/D11C.10k.ADC.components.jpg
rename to adc_10k/img/D11C.ADC10k.components.jpg
diff --git a/thermistor-or-pressure/img/D11C.pressure.components.bottom.jpg b/adc_10k/img/D11C.pressure.components.bottom.jpg
similarity index 100%
rename from thermistor-or-pressure/img/D11C.pressure.components.bottom.jpg
rename to adc_10k/img/D11C.pressure.components.bottom.jpg
diff --git a/thermistor-or-pressure/img/D11C.pressure.components.top.jpg b/adc_10k/img/D11C.pressure.components.top.jpg
similarity index 100%
rename from thermistor-or-pressure/img/D11C.pressure.components.top.jpg
rename to adc_10k/img/D11C.pressure.components.top.jpg
diff --git a/adc_10k/img/hello.ADC10k-D11C.board.png b/adc_10k/img/hello.ADC10k-D11C.board.png
new file mode 100644
index 0000000000000000000000000000000000000000..8b25626c9995734655d348dbce8caa4203d63b69
Binary files /dev/null and b/adc_10k/img/hello.ADC10k-D11C.board.png differ
diff --git a/adc_10k/img/hello.ADC10k-D11C.interior.png b/adc_10k/img/hello.ADC10k-D11C.interior.png
new file mode 100644
index 0000000000000000000000000000000000000000..ab7215c870c2b9967deb92a06a8b91133aa9e505
Binary files /dev/null and b/adc_10k/img/hello.ADC10k-D11C.interior.png differ
diff --git a/adc_10k/img/hello.ADC10k-D11C.traces.png b/adc_10k/img/hello.ADC10k-D11C.traces.png
new file mode 100644
index 0000000000000000000000000000000000000000..67c5cdf71e4b315c451449d3891bcce4bd7dce70
Binary files /dev/null and b/adc_10k/img/hello.ADC10k-D11C.traces.png differ
diff --git a/adc_10k/img/hello.ADC10k-D11C.traces_exterior.png b/adc_10k/img/hello.ADC10k-D11C.traces_exterior.png
new file mode 100644
index 0000000000000000000000000000000000000000..3fedc70ff4f226a667f47c30ce5ccba59453b3ac
Binary files /dev/null and b/adc_10k/img/hello.ADC10k-D11C.traces_exterior.png differ
diff --git a/capacitive/README.md b/capacitive/README.md
index 0a43835c78de831d408a97d0e4225c3ab0706d4d..e6bb9eae01aa1dbeec963c9ba6399bc29bee0a77 100644
--- a/capacitive/README.md
+++ b/capacitive/README.md
@@ -1,12 +1,12 @@
 # Urumbu capacitive input
 
-![](./img/D11C.capacitive.components.top.jpg)
+<img src=./img/D11C.capacitive.components.top.jpg width=40%><br>
 
 This board returns a 10-bit value depending on the capacitive sensing pad reading.
 
 ## Code
 
-Code can be found [here](./code/d11_capa/d11_capa.ino).
+The firmware can be found [here](./code/d11_capa/d11_capa.ino).
 
 ## KiCad files
 
@@ -16,10 +16,16 @@ Code can be found [here](./code/d11_capa/d11_capa.ino).
 
 ## .png files
 
-![](./img/samd11c14_capa-composite.png)
+<img src=./img/samd11c14_capa-composite.png width=30%><br>
 
-![](./img/samd11c14_capa-F_Cu.png)
+Traces:
 
-![](./img/samd11c14_capa-Edge_Cuts.png)
+<img src=./img/samd11c14_capa-F_Cu.png width=30%><br>
 
-![](./img/samd11c14_capa-interior_traces_comp.png)
+Interior:
+
+<img src=./img/samd11c14_capa-Edge_Cuts.png width=30%><br>
+
+Traces + exterior:
+
+<img src=./img/samd11c14_capa-interior_traces_comp.png width=30%><br>
diff --git a/capacitive/code/d11_capa/d11_capa.ino b/capacitive/code/serialcapa/serialcapa.ino
similarity index 74%
rename from capacitive/code/d11_capa/d11_capa.ino
rename to capacitive/code/serialcapa/serialcapa.ino
index ab0b9e45acf37a13b1ff9e1be643096427439410..b9ff49b54d9fb53b0074fdbfc6060ad73d5d03c9 100644
--- a/capacitive/code/d11_capa/d11_capa.ino
+++ b/capacitive/code/serialcapa/serialcapa.ino
@@ -1,3 +1,17 @@
+//
+// serialcapa.ino
+//
+// serial capacitive sensing
+//
+// Quentin Bolsee 11/29/22
+//
+// This work may be reproduced, modified, distributed,
+// performed, and displayed for any purpose, but must
+// acknowledge this project. Copyright is retained and
+// must be preserved. The work is provided as is; no
+// warranty is provided, and users accept all liability.
+//
+
 #include "Adafruit_FreeTouch.h"
 
 #define PIN_LED_A 4
@@ -15,7 +29,6 @@ Adafruit_FreeTouch qt(PIN_CAPA, OVERSAMPLE_4, RESISTOR_50K, FREQ_MODE_NONE);
 
 
 void setup() {
-  // put your setup code here, to run once:
   pinMode(PIN_LED_A, OUTPUT);
   digitalWrite(PIN_LED_A, HIGH);
   pinMode(PIN_LED_C, OUTPUT);
diff --git a/distance/README.md b/distance/README.md
index 6f21da8efb0f7c099b172e50ef33c0b84b405f12..5b4f6f45c9d4fe381018d395b4897e440025b763 100644
--- a/distance/README.md
+++ b/distance/README.md
@@ -8,7 +8,7 @@ This board returns a 10-bit value depending on the distance read by the HC-SR04
 
 ## Code
 
-Code can be found [here](./code/d11_distance/d11_distance.ino).
+The firmware can be found [here](./code/d11_distance/d11_distance.ino).
 
 ## KiCad files
 
diff --git a/distance/code/d11_distance/d11_distance.ino b/distance/code/serial_hcsr04/serial_hcsr04.ino
similarity index 77%
rename from distance/code/d11_distance/d11_distance.ino
rename to distance/code/serial_hcsr04/serial_hcsr04.ino
index 4742d0e3c9cc3e6d619eb6edf0efbf902c2917b5..e92e8c9e6198a93ef349e719f911137894f8cd46 100644
--- a/distance/code/d11_distance/d11_distance.ino
+++ b/distance/code/serial_hcsr04/serial_hcsr04.ino
@@ -1,3 +1,17 @@
+//
+// serial_hcsr04.ino
+//
+// serial HC SR04
+//
+// Quentin Bolsee 11/29/22
+//
+// This work may be reproduced, modified, distributed,
+// performed, and displayed for any purpose, but must
+// acknowledge this project. Copyright is retained and
+// must be preserved. The work is provided as is; no
+// warranty is provided, and users accept all liability.
+//
+
 #define PIN_LED_A 4
 #define PIN_LED_C 2
 
@@ -12,7 +26,6 @@
 
 
 void setup() {
-  // put your setup code here, to run once:
   pinMode(PIN_LED_A, OUTPUT);
   digitalWrite(PIN_LED_A, HIGH);
   pinMode(PIN_LED_C, OUTPUT);
@@ -20,7 +33,6 @@ void setup() {
   pinMode(PIN_TRIG, OUTPUT);
   pinMode(PIN_ECHO, INPUT);
   SerialUSB.begin(115200);
-
 }
 
 
diff --git a/mosfet/README.md b/mosfet/README.md
index 305705cad84ac1f5ae5882bd09618929da6ec126..2360e9785039b2cdcc43bdd7f5083136bb8429e8 100644
--- a/mosfet/README.md
+++ b/mosfet/README.md
@@ -1,5 +1,29 @@
-# Urumbu MOSFET output
+# Urumbu capacitive input
 
-![](./img/D11C.mosfet.components.jpg)
+<img src=./img/D11C.mosfet.components.jpg width=40%><br>
 
-This board lets you control an external device through a MOSFET. An external power supply feeds the current to the load.
+This board returns a 10-bit value depending on the capacitive sensing pad reading.
+
+## Code
+
+The firmware can be found [here](./code/serialnmos/serialnmos.ino).
+
+## pcb.py file
+
+- [board](./hello.NMOS-D11C)
+
+## .png files
+
+<img src=./img/hello.NMOS-D11C.board.png width=30%><br>
+
+Traces:
+
+<img src=./img/hello.NMOS-D11C.traces.png width=30%><br>
+
+Traces + exterior:
+
+<img src=./img/hello.NMOS-D11C.traces_exterior.png width=30%><br>
+
+Interior:
+
+<img src=./img/hello.NMOS-D11C.interior.png width=30%><br>
diff --git a/mosfet/code/serialnmos/serialnmos.ino b/mosfet/code/serialnmos/serialnmos.ino
new file mode 100644
index 0000000000000000000000000000000000000000..817031567109f87a9931ae79f3df9f3cf5515d8e
--- /dev/null
+++ b/mosfet/code/serialnmos/serialnmos.ino
@@ -0,0 +1,41 @@
+//
+// serialnmos.ino
+//
+// serial NMOS gate
+//
+// Quentin Bolsee 11/29/22
+//
+// This work may be reproduced, modified, distributed,
+// performed, and displayed for any purpose, but must
+// acknowledge this project. Copyright is retained and
+// must be preserved. The work is provided as is; no
+// warranty is provided, and users accept all liability.
+//
+
+#define PIN_LED_A 4
+#define PIN_LED_C 2
+#define PIN_GATE 5
+
+void setup() {
+  // put your setup code here, to run once:
+  pinMode(PIN_LED_A, OUTPUT);
+  digitalWrite(PIN_LED_A, HIGH);
+  pinMode(PIN_LED_C, OUTPUT);
+  digitalWrite(PIN_LED_C, LOW);
+  pinMode(PIN_GATE, OUTPUT);
+  digitalWrite(PIN_GATE, LOW);
+  SerialUSB.begin(115200);
+}
+
+void loop() {
+  if (SerialUSB.available()) {
+    char c = SerialUSB.read();
+    if (c == '1') {
+      digitalWrite(PIN_GATE, HIGH);
+    } else if (c == '0') {
+      digitalWrite(PIN_GATE, LOW);
+    } else if (c == '@') {
+      SerialUSB.write("0007");
+    }
+  }
+}
diff --git a/mosfet/hello.NMOS-D11C b/mosfet/hello.NMOS-D11C
new file mode 100644
index 0000000000000000000000000000000000000000..5cf13d04c2205fdf274c67d4e0b7df235beebecc
--- /dev/null
+++ b/mosfet/hello.NMOS-D11C
@@ -0,0 +1,8255 @@
+#!/usr/bin/env python3
+#
+# hello.NMOS-D11C
+#    NMOS hello-world with D11C interface
+#
+# usage:
+#    hello.NMOS-D11C | frep.py [dpi [filename]]
+#
+# Quentin Bolsee 6/29/22
+#
+# This work may be reproduced, modified, distributed,
+# performed, and displayed for any purpose, but must
+# acknowledge this project. Copyright is retained and
+# must be preserved. The work is provided as is; no
+# warranty is provided, and users accept all liability.
+#
+
+############################################################
+# uncomment for desired output
+############################################################
+
+output = "top, labels, and exterior"
+#output = "top, labels, holes, and exterior"
+#output = "top, bottom, labels, and exterior"
+#output = "top, bottom, labels, holes, and exterior"
+#output = "top traces"
+#output = "top traces and exterior"
+#output = "bottom traces reversed"
+#output = "bottom traces reversed and exterior"
+#output = "holes"
+#output = "interior"
+#output = "holes and interior"
+#output = "exterior"
+#output = "solder mask"
+
+############################################################
+# import
+############################################################
+
+import math,json,sys
+
+############################################################
+# define shapes and transformations
+############################################################
+
+# color(color,part)
+# circle(x,y,r)
+# cylinder(x,y,z0,z1,r)
+# cone(x,y,z0,z1,r)
+# sphere(x,y,z,r)
+# torus(x,y,z,r0,r1)
+# rectangle(x0,x1,y0,y1)
+# cube(x0,x1,y0,y1,z0,z1)
+# line(x0,y0,x1,y1,z,width)
+# right_triangle(x,y,h)
+# triangle(x0,y0,x1,y1,x2,y2) (points in clockwise order)
+# pyramid(x0,x1,y0,y1,z0,z1)
+# function(Z_of_XY)
+# functions(upper_Z_of_XY,lower_Z_of_XY)
+# add(part1,part2)
+# subtract(part1,part2)
+# intersect(part1,part2)
+# move(part,dx,dy)
+# translate(part,dx,dy,dz)
+# rotate(part, angle)
+# rotate_x(part,angle)
+# rotate_y(part,angle)
+# rotate_z(part,angle)
+# rotate_90(part)
+# rotate_180(part)
+# rotate_270(part)
+# reflect_x(part,x0)
+# reflect_y(part,y0)
+# reflect_z(part,z0)
+# reflect_xy(part)
+# reflect_xz(part)
+# reflect_yz(part)
+# scale_x(part,x0,sx)
+# scale_y(part,y0,sy)
+# scale_z(part,z0,sz)
+# scale_xy(part,x0,y0,sxy)
+# scale_xyz(part,x0,y0,z0,sxyz)
+# coscale_x_y(part,x0,y0,y1,angle0,angle1,amplitude,offset)
+# coscale_x_z(part,x0,z0 z1,angle0,angle1,amplitude,offset)
+# coscale_xy_z(part,x0,y0,z0,z1,angle0,angle1,amplitude,offset)
+# taper_x_y(part,x0,y0,y1,s0,s1)
+# taper_x_z(part,x0,z0,z1,s0,s1)
+# taper_xy_z(part,x0,y0,z0,z1,s0,s1)
+# shear_x_y(part,y0,y1,dx0,dx1)
+# shear_x_z(part,z0,z1,dx0,dx1)
+
+true = "1"
+false = "0"
+
+def color(color,part):
+   part = '('+str(color)+'*(('+part+')!=0))'
+   return part
+
+Red = (225 << 0)
+Green = (225 << 8)
+Blue = (225 << 16)
+Gray = (128 << 16) + (128 << 8) + (128 << 0)
+White = (255 << 16) + (255 << 8) + (255 << 0)
+Teal = (255 << 16) + (255 << 8)
+Pink = (255 << 16) + (255 << 0)
+Yellow = (255 << 8) + (255 << 0)
+Brown = (45 << 16) + (82 << 8) + (145 << 0)
+Navy = (128 << 16) + (0 << 8) + (0 << 0)
+Tan = (60 << 16) + (90 << 8) + (125 << 0)
+
+def circle(x0,y0,r):
+   part = "(((X-(x0))*(X-(x0)) + (Y-(y0))*(Y-(y0))) <= (r*r))"
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('r',str(r))
+   return part
+
+def cylinder(x0,y0,z0,z1,r):
+   part = "(((X-(x0))*(X-(x0)) + (Y-(y0))*(Y-(y0)) <= (r*r)) & (Z >= (z0)) & (Z <= (z1)))"
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('z0',str(z0))
+   part = part.replace('z1',str(z1))
+   part = part.replace('r',str(r))
+   return part
+
+def cone(x0,y0,z0,z1,r0):
+   part = cylinder(x0, y0, z0, z1, r0)
+   part = taper_xy_z(part, x0, y0, z0, z1, 1.0, 0.0)
+   return part
+
+def sphere(x0,y0,z0,r):
+   part = "(((X-(x0))*(X-(x0)) + (Y-(y0))*(Y-(y0)) + (Z-(z0))*(Z-(z0))) <= (r*r))"
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('z0',str(z0))
+   part = part.replace('r',str(r))
+   return part
+
+def torus(x0,y0,z0,r0,r1):
+   part = "(((r0 - sqrt((X-(x0))*(X-(x0)) + (Y-(y0))*(Y-(y0))))*(r0 - sqrt((X-(x0))*(X-(x0)) + (Y-(y0))*(Y-(y0))) + (Z-(z0))*(Z-(z0))) <= (r1*r1))"
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('z0',str(z0))
+   part = part.replace('r0',str(r0))
+   part = part.replace('r1',str(r1))
+   return part
+
+def rectangle(x0,x1,y0,y1):
+   part = "((X >= (x0)) & (X <= (x1)) & (Y >= (y0)) & (Y <= (y1)))"
+   part = part.replace('x0',str(x0))
+   part = part.replace('x1',str(x1))
+   part = part.replace('y0',str(y0))
+   part = part.replace('y1',str(y1))
+   return part
+
+def cube(x0,x1,y0,y1,z0,z1):
+   part = "((X >= (x0)) & (X <= (x1)) & (Y >= (y0)) & (Y <= (y1)) & (Z >= (z0)) & (Z <= (z1)))"
+   part = part.replace('x0',str(x0))
+   part = part.replace('x1',str(x1))
+   part = part.replace('y0',str(y0))
+   part = part.replace('y1',str(y1))
+   part = part.replace('z0',str(z0))
+   part = part.replace('z1',str(z1))
+   return part
+
+def line(x0,y0,x1,y1,z,width):
+   dx = x1-x0
+   dy = y1-y0
+   l = math.sqrt(dx*dx+dy*dy)
+   nx = dx/l
+   ny = dy/l
+   rx = -ny
+   ry = nx
+   part = "((((X-(x0))*(nx)+(Y-(y0))*(ny)) >= 0) & (((X-(x0))*(nx)+(Y-(y0))*(ny)) <= l) & (((X-(x0))*(rx)+(Y-(y0))*(ry)) >= (-width/2)) & (((X-(x0))*(rx)+(Y-(y0))*(ry)) <= (width/2)) & (Z == z))"
+   part = part.replace('x0',str(x0))
+   part = part.replace('x1',str(x1))
+   part = part.replace('y0',str(y0))
+   part = part.replace('y1',str(y1))
+   part = part.replace('nx',str(nx))
+   part = part.replace('ny',str(ny))
+   part = part.replace('rx',str(rx))
+   part = part.replace('ry',str(ry))
+   part = part.replace('l',str(l))
+   part = part.replace('z',str(z))
+   part = part.replace('width',str(width))
+   return part
+
+def right_triangle(x0,y0,l):
+   part = "((X > x0) & (X < x0 + l - (Y-y0)) & (Y > y0))"
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('l',str(l))
+   return part
+
+def triangle(x0,y0,x1,y1,x2,y2): # points in clockwise order
+   part = "(((((y1)-(y0))*(X-(x0))-((x1)-(x0))*(Y-(y0))) >= 0) & ((((y2)-(y1))*(X-(x1))-((x2)-(x1))*(Y-(y1))) >= 0) & ((((y0)-(y2))*(X-(x2))-((x0)-(x2))*(Y-(y2))) >= 0))"
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('x1',str(x1))
+   part = part.replace('y1',str(y1))
+   part = part.replace('x2',str(x2))
+   part = part.replace('y2',str(y2))
+   return part
+
+def pyramid(x0,x1,y0,y1,z0,z1):
+   part = cube(x0, x1, y0, y1, z0, z1)
+   part = taper_xy_z(part, (x0+x1)/2., (y0+y1)/2., z0, z1, 1.0, 0.0)
+   return part
+
+def function(Z_of_XY):
+   part = '(Z <= '+Z_of_XY+')'
+   return part
+
+def functions(upper_Z_of_XY,lower_Z_of_XY):
+   part = '(Z <= '+upper_Z_of_XY+') & (Z >= '+lower_Z_of_XY+')'
+   return part
+
+def add(part1,part2):
+   part = "part1 | part2"
+   part = part.replace('part1',part1)
+   part = part.replace('part2',part2)
+   return part
+
+def subtract(part1,part2):
+   part = "(part1) & ~(part2)"
+   part = part.replace('part1',part1)
+   part = part.replace('part2',part2)
+   return part
+
+def intersect(part1,part2):
+   part = "(part1) & (part2)"
+   part = part.replace('part1',part1)
+   part = part.replace('part2',part2)
+   return part
+
+def move(part,dx,dy):
+   part = part.replace('X','(X-('+str(dx)+'))')
+   part = part.replace('Y','(Y-('+str(dy)+'))')
+   return part
+
+def translate(part,dx,dy,dz):
+   part = part.replace('X','(X-('+str(dx)+'))')
+   part = part.replace('Y','(Y-('+str(dy)+'))')
+   part = part.replace('Z','(Z-('+str(dz)+'))')
+   return part
+
+def rotate(part,angle):
+   angle = angle*math.pi/180
+   part = part.replace('X','(math.cos(angle)*X+math.sin(angle)*y)')
+   part = part.replace('Y','(-math.sin(angle)*X+math.cos(angle)*y)')
+   part = part.replace('y','Y')
+   part = part.replace('angle',str(angle))
+   return part
+
+def rotate_x(part,angle):
+   angle = angle*math.pi/180
+   part = part.replace('Y','(math.cos(angle)*Y+math.sin(angle)*z)')
+   part = part.replace('Z','(-math.sin(angle)*Y+math.cos(angle)*z)')
+   part = part.replace('z','Z')
+   part = part.replace('angle',str(angle))
+   return part
+
+def rotate_y(part,angle):
+   angle = angle*math.pi/180
+   part = part.replace('X','(math.cos(angle)*X+math.sin(angle)*z)')
+   part = part.replace('Z','(-math.sin(angle)*X+math.cos(angle)*z)')
+   part = part.replace('z','Z')
+   part = part.replace('angle',str(angle))
+   return part
+
+def rotate_z(part,angle):
+   angle = angle*math.pi/180
+   part = part.replace('X','(math.cos(angle)*X+math.sin(angle)*y)')
+   part = part.replace('Y','(-math.sin(angle)*X+math.cos(angle)*y)')
+   part = part.replace('y','Y')
+   part = part.replace('angle',str(angle))
+   return part
+
+def rotate_90(part):
+   part = reflect_y(part,0)
+   part = reflect_xy(part)
+   return part
+
+def rotate_180(part):
+   part = rotate_90(part)
+   part = rotate_90(part)
+   return part
+
+def rotate_270(part):
+   part = rotate_90(part)
+   part = rotate_90(part)
+   part = rotate_90(part)
+   return part
+
+def reflect_x(part,x0):
+   part = part.replace('X','(x0-X)')
+   part = part.replace('x0',str(x0))
+   return part
+
+def reflect_y(part,y0):
+   part = part.replace('Y','(y0-Y)')
+   part = part.replace('y0',str(y0))
+   return part
+
+def reflect_z(part,z0):
+   part = part.replace('Z','(z0-Z)')
+   part = part.replace('z0',str(z0))
+   return part
+
+def reflect_xy(part):
+   part = part.replace('X','temp')
+   part = part.replace('Y','X')
+   part = part.replace('temp','Y')
+   return part
+
+def reflect_xz(part):
+   part = part.replace('X','temp')
+   part = part.replace('Z','X')
+   part = part.replace('temp','Z')
+   return part
+
+def reflect_yz(part):
+   part = part.replace('Y','temp')
+   part = part.replace('Z','Y')
+   part = part.replace('temp','Z')
+   return part
+
+def scale_x(part,x0,sx):
+   part = part.replace('X','((x0) + (X-(x0))/(sx))')
+   part = part.replace('x0',str(x0))
+   part = part.replace('sx',str(sx))
+   return part
+
+def scale_y(part,y0,sy):
+   part = part.replace('Y','((y0) + (Y-(y0))/(sy))')
+   part = part.replace('y0',str(y0))
+   part = part.replace('sy',str(sy))
+   return part
+
+def scale_z(part,z0,sz):
+   part = part.replace('Z','((z0) + (Z-(z0))/(sz))')
+   part = part.replace('z0',str(z0))
+   part = part.replace('sz',str(sz))
+   return part
+
+def scale_xy(part,x0,y0,sxy):
+   part = part.replace('X','((x0) + (X-(x0))/(sxy))')
+   part = part.replace('Y','((y0) + (Y-(y0))/(sxy))')
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('sxy',str(sxy))
+   return part
+
+def scale_xyz(part,x0,y0,z0,sxyz):
+   part = part.replace('X','((x0) + (X-(x0))/(sxyz))')
+   part = part.replace('Y','((y0) + (Y-(y0))/(sxyz))')
+   part = part.replace('Z','((z0) + (Z-(z0))/(sxyz))')
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('z0',str(z0))
+   part = part.replace('sxyz',str(sxyz))
+   return part
+
+def coscale_x_y(part,x0,y0,y1,angle0,angle1,amplitude,offset):
+   phase0 = math.pi*angle0/180.
+   phase1 = math.pi*angle1/180.
+   part = part.replace('X','((x0) + (X-(x0))/((offset) + (amplitude)*math.cos((phase0) + ((phase1)-(phase0))*(Y-(y0))/((y1)-(y0)))))')
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('y1',str(y1))
+   part = part.replace('phase0',str(phase0))
+   part = part.replace('phase1',str(phase1))
+   part = part.replace('amplitude',str(amplitude))
+   part = part.replace('offset',str(offset))
+   return part
+
+def coscale_x_z(part,x0,z0,z1,angle0,angle1,amplitude,offset):
+   phase0 = math.pi*angle0/180.
+   phase1 = math.pi*angle1/180.
+   part = part.replace('X','((x0) + (X-(x0))/((offset) + (amplitude)*math.cos((phase0) + ((phase1)-(phase0))*(Z-(z0))/((z1)-(z0)))))')
+   part = part.replace('x0',str(x0))
+   part = part.replace('z0',str(z0))
+   part = part.replace('z1',str(z1))
+   part = part.replace('phase0',str(phase0))
+   part = part.replace('phase1',str(phase1))
+   part = part.replace('amplitude',str(amplitude))
+   part = part.replace('offset',str(offset))
+   return part
+
+def coscale_xy_z(part,x0,y0,z0,z1,angle0,angle1,amplitude,offset):
+   phase0 = math.pi*angle0/180.
+   phase1 = math.pi*angle1/180.
+   part = part.replace('X','((x0) + (X-(x0))/((offset) + (amplitude)*math.cos((phase0) + ((phase1)-(phase0))*(Z-(z0))/((z1)-(z0)))))')
+   part = part.replace('Y','((y0) + (Y-(y0))/((offset) + (amplitude)*math.cos((phase0) + ((phase1)-(phase0))*(Z-(z0))/((z1)-(z0)))))')
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('z0',str(z0))
+   part = part.replace('z1',str(z1))
+   part = part.replace('phase0',str(phase0))
+   part = part.replace('phase1',str(phase1))
+   part = part.replace('amplitude',str(amplitude))
+   part = part.replace('offset',str(offset))
+   return part
+
+def taper_x_y(part,x0,y0,y1,s0,s1):
+   part = part.replace('X','((x0) + (X-(x0))*((y1)-(y0))/((s1)*(Y-(y0)) + (s0)*((y1)-Y)))')
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('y1',str(y1))
+   part = part.replace('s0',str(s0))
+   part = part.replace('s1',str(s1))
+   return part
+
+def taper_x_z(part,x0,z0,z1,s0,s1):
+   part = part.replace('X','((x0) + (X-(x0))*((z1)-(z0))/((s1)*(Z-(z0)) + (s0)*((z1)-Z)))')
+   part = part.replace('x0',str(x0))
+   part = part.replace('z0',str(z0))
+   part = part.replace('z1',str(z1))
+   part = part.replace('s0',str(s0))
+   part = part.replace('s1',str(s1))
+   return part
+
+def taper_xy_z(part,x0,y0,z0,z1,s0,s1):
+   part = part.replace('X','((x0) + (X-(x0))*((z1)-(z0))/((s1)*(Z-(z0)) + (s0)*((z1)-Z)))')
+   part = part.replace('Y','((y0) + (Y-(y0))*((z1)-(z0))/((s1)*(Z-(z0)) + (s0)*((z1)-Z)))')
+   part = part.replace('x0',str(x0))
+   part = part.replace('y0',str(y0))
+   part = part.replace('z0',str(z0))
+   part = part.replace('z1',str(z1))
+   part = part.replace('s0',str(s0))
+   part = part.replace('s1',str(s1))
+   return part
+
+def shear_x_y(part,y0,y1,dx0,dx1):
+   part = part.replace('X','(X - (dx0) - ((dx1)-(dx0))*(Y-(y0))/((y1)-(y0)))')
+   part = part.replace('y0',str(y0))
+   part = part.replace('y1',str(y1))
+   part = part.replace('dx0',str(dx0))
+   part = part.replace('dx1',str(dx1))
+   return part
+
+def shear_x_z(part,z0,z1,dx0,dx1):
+   part = part.replace('X','(X - (dx0) - ((dx1)-(dx0))*(Z-(z0))/((z1)-(z0)))')
+   part = part.replace('z0',str(z0))
+   part = part.replace('z1',str(z1))
+   part = part.replace('dx0',str(dx0))
+   part = part.replace('dx1',str(dx1))
+   return part
+
+def coshear_x_z(part,z0,z1,angle0,angle1,amplitude,offset):
+   phase0 = math.pi*angle0/180.
+   phase1 = math.pi*angle1/180.
+   part = part.replace('X','(X - (offset) - (amplitude)*math.cos((phase0) + ((phase1)-(phase0))*(Z-(z0))/((z1)-(z0))))')
+   part = part.replace('z0',str(z0))
+   part = part.replace('z1',str(z1))
+   part = part.replace('phase0',str(phase0))
+   part = part.replace('phase1',str(phase1))
+   part = part.replace('amplitude',str(amplitude))
+   part = part.replace('offset',str(offset))
+   return part
+
+############################################################
+# text classes and definitions
+############################################################
+
+class text:
+   #
+   # text class
+   #
+   def __init__(self,text,x,y,z=0,line='',height='',width='',space='',align='CC',color=White,angle=0):
+      #
+      # parameters
+      #
+      if (line == ''):
+         line = 1
+      if (height == ''):
+         height = 6*line
+      if (width == ''):
+         width = 4*line
+      if (space == ''):
+         space = line/2.0
+      self.width = 0
+      self.height = 0
+      self.text = text
+      #
+      # construct shape dictionary
+      #
+      shapes = {}
+      shape = triangle(0,0,width/2.0,height,width,0)
+      cutout = triangle(0,-2.5*line,width/2.0,height-2.5*line,width,-2.5*line)
+      cutout = subtract(cutout,rectangle(0,width,height/4-line/2,height/4+line/2))
+      shape = subtract(shape,cutout)
+      shapes['A'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/4))
+      shape = add(shape,rectangle(width-line,width,0,height/3))
+      shapes['a'] = shape
+      shape = rectangle(0,width-height/4,0,height)
+      shape = add(shape,circle(width-height/4,height/4,height/4))
+      shape = add(shape,circle(width-height/4,3*height/4,height/4))
+      w = height/2-1.5*line
+      shape = subtract(shape,rectangle(line,line+w/1.5,height/2+line/2,height-line))
+      shape = subtract(shape,circle(line+w/1.5,height/2+line/2+w/2,w/2))
+      shape = subtract(shape,rectangle(line,line+w/1.5,line,height/2-line/2))
+      shape = subtract(shape,circle(line+w/1.5,height/2-line/2-w/2,w/2))
+      shapes['B'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/4))
+      shape = add(shape,rectangle(0,line,0,height))
+      shapes['b'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = add(shape,circle(width/2,height-width/2,width/2))
+      shape = add(shape,rectangle(0,width,line+w/2,height-line-w/2))
+      w = width-2*line
+      shape = subtract(shape,circle(width/2,line+w/2,w/2))
+      shape = subtract(shape,circle(width/2,height-line-w/2,w/2))
+      shape = subtract(shape,rectangle(line,width,line+w/2,height-line-w/2))
+      shapes['C'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/4))
+      shape = subtract(shape,rectangle(width/2,width,width/2-line/1.5,width/2+line/1.5))
+      shapes['c'] = shape
+      shape = circle(line,width-line,width-line)
+      shape = subtract(shape,circle(line,width-line,width-2*line))
+      shape = subtract(shape,rectangle(-width,line,0,height))
+      shape = scale_y(shape,0,height/(2*(width-line)))
+      shape = add(shape,rectangle(0,line,0,height))
+      shapes['D'] = shape
+      shape = rectangle(width-line,width,0,height)
+      shape = add(shape,circle(width/2,width/2,width/2))
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shapes['d'] = shape
+      shape = rectangle(0,line,0,height)
+      shape = add(shape,rectangle(0,width,height-line,height))
+      shape = add(shape,rectangle(0,2*width/3,height/2-line/2,height/2+line/2))
+      shape = add(shape,rectangle(0,width,0,line))
+      shapes['E'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = subtract(shape,triangle(width,0,width/2,width/2-line/2,width,width/2-line/2))
+      shape = add(shape,rectangle(0,width,width/2-line/2,width/2+line/2))
+      shapes['e'] = shape
+      shape = rectangle(0,line,0,height)
+      shape = add(shape,rectangle(0,width,height-line,height))
+      shape = add(shape,rectangle(0,2*width/3,height/2-line/2,height/2+line/2))
+      shapes['F'] = shape
+      shape = circle(width-line/2,height-width/2,width/2)
+      shape = subtract(shape,circle(width-line/2,height-width/2,width/2-line))
+      shape = subtract(shape,rectangle(0,width-line/2,0,height-width/2))
+      shape = subtract(shape,rectangle(width-line/2,2*width,0,height))
+      shape = add(shape,rectangle(width/2-line/2,width/2+line/2,0,height-width/2))
+      shape = add(shape,rectangle(width/5,4*width/5,height/2-line/2,height/2+line/2))
+      shapes['f'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = add(shape,circle(width/2,height-width/2,width/2))
+      shape = add(shape,rectangle(0,width,line+w/2,height-line-w/2))
+      w = width-2*line
+      shape = subtract(shape,circle(width/2,line+w/2,w/2))
+      shape = subtract(shape,circle(width/2,height-line-w/2,w/2))
+      shape = subtract(shape,rectangle(line,width,line+w/2,height-line-w/2))
+      shape = add(shape,rectangle(width/2,width,line+w/2,2*line+w/2))
+      shapes['G'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      w = height/3-width/2
+      shape = add(shape,rectangle(width-line,width,w,width))
+      shape = add(shape,subtract(subtract(circle(width/2,w,width/2),circle(width/2,w,width/2-line)),rectangle(0,width,w,height)))
+      shapes['g'] = shape
+      shape = rectangle(0,line,0,height)
+      shape = add(shape,rectangle(width-line,width,0,height))
+      shape = add(shape,rectangle(0,width,height/2-line/2,height/2+line/2))
+      shapes['H'] = shape
+      w = width/2
+      shape = circle(width/2,w,width/2)
+      shape = subtract(shape,circle(width/2,w,width/2-line))
+      shape = subtract(shape,rectangle(0,width,0,w))
+      shape = add(shape,rectangle(0,line,0,height))
+      shape = add(shape,rectangle(width-line,width,0,w))
+      shapes['h'] = shape
+      shape = rectangle(width/2-line/2,width/2+line/2,0,height)
+      shape = add(shape,rectangle(width/5,4*width/5,0,line))
+      shape = add(shape,rectangle(width/5,4*width/5,height-line,height))
+      shapes['I'] = shape
+      shape = rectangle(width/2-line/2,width/2+line/2,0,height/2)
+      shape = add(shape,circle(width/2,3*height/4,.6*line))
+      shapes['i'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = subtract(shape,rectangle(0,width,width/2,height))
+      shape = add(shape,rectangle(width-line,width,width/2,height))
+      shapes['J'] = shape
+      w = height/3-width/2
+      shape = rectangle(width/2-line/2,width/2+line/2,w,height/2)
+      shape = add(shape,subtract(subtract(subtract(circle(width/4-line/2,w,width/2),circle(width/4-line/2,w,width/2-line)),rectangle(0,width,w,height)),rectangle(-width,width/4-line/2,-height/3,height)))
+      shape = add(shape,circle(width/2,3*height/4,.6*line))
+      shapes['j'] = shape
+      shape = rectangle(0,width,0,height)
+      shape = subtract(shape,triangle(line,height,width-1.1*line,height,line,height/2+.5*line))
+      shape = subtract(shape,triangle(width,0,line+0.8*line,height/2,width,height))
+      shape = subtract(shape,triangle(line,0,line,height/2-.5*line,width-1.1*line,0))
+      shapes['K'] = shape
+      shape = rectangle(0,width,0,height)
+      shape = subtract(shape,rectangle(line,width,2*height/3,height))
+      shape = subtract(shape,triangle(line,2*height/3,width-1.3*line,2*height/3,line,height/3+.5*line))
+      shape = subtract(shape,triangle(width,0,line+0.8*line,height/3,width,2*height/3))
+      shape = subtract(shape,triangle(line,0,line,height/3-0.5*line,width-1.3*line,0))
+      shapes['k'] = shape
+      shape = rectangle(0,line,0,height)
+      shape = add(shape,rectangle(0,width,0,line))
+      shapes['L'] = shape
+      shape = rectangle(width/2-line/2,width/2+line/2,0,height)
+      shapes['l'] = shape
+      shape = rectangle(0,width,0,height)
+      shape = subtract(shape,triangle(line,0,line,height-3*line,width/2-line/3,0))
+      shape = subtract(shape,triangle(line,height,width-line,height,width/2,1.5*line))
+      shape = subtract(shape,triangle(width/2+line/3,0,width-line,height-3*line,width-line,0))
+      shapes['M'] = shape
+      w = width/2
+      l = 1.3*line
+      shape = circle(width/2,w,width/2)
+      shape = subtract(shape,circle(width/2,w,width/2-l))
+      shape = subtract(shape,rectangle(0,width,0,w))
+      shape = add(shape,rectangle(width-l,width,0,w))
+      shape = add(shape,move(shape,width-l,0))
+      shape = add(shape,rectangle(0,l,0,width))
+      shape = scale_x(shape,0,width/(2*width-l))
+      shapes['m'] = shape
+      shape = rectangle(0,width,0,height)
+      shape = subtract(shape,triangle(line,height+1.5*line,width-line,height+1.5*line,width-line,1.5*line))
+      shape = subtract(shape,triangle(line,-1.5*line,line,height-1.5*line,width-line,-1.5*line))
+      shapes['N'] = shape
+      w = width/2
+      shape = circle(width/2,w,width/2)
+      shape = subtract(shape,circle(width/2,w,width/2-line))
+      shape = subtract(shape,rectangle(0,width,0,w))
+      shape = add(shape,rectangle(0,line,0,width))
+      shape = add(shape,rectangle(width-line,width,0,w))
+      shapes['n'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = add(shape,circle(width/2,height-width/2,width/2))
+      shape = add(shape,rectangle(0,width,line+w/2,height-line-w/2))
+      w = width-2*line
+      shape = subtract(shape,circle(width/2,line+w/2,w/2))
+      shape = subtract(shape,circle(width/2,height-line-w/2,w/2))
+      shape = subtract(shape,rectangle(line,width-line,line+w/2,height-line-w/2))
+      shapes['O'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shapes['o'] = shape
+      shape = rectangle(0,line,0,height)
+      w = 2*height/3
+      shape = add(shape,circle(width-w/2,height-w/2,w/2))
+      shape = add(shape,rectangle(0,width-w/2,height-w,height))
+      shape = subtract(shape,circle(width-w/2,height-w/2,w/2-line))
+      shape = subtract(shape,rectangle(line,width-w/2,height-w+line,height-line))
+      shapes['P'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/4))
+      shape = add(shape,rectangle(0,line,-height/3,width))
+      shapes['p'] = shape
+      shape = subtract(circle(width/2,width/2,width/2),circle(width/2,width/2,width/2-.9*line))
+      shape = scale_y(shape,0,height/width)
+      shape = add(shape,move(rotate(rectangle(-line/2,line/2,-width/4,width/4),30),3*width/4,width/4))
+      shapes['Q'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = add(shape,rectangle(width-line,width,-height/3,width))
+      shapes['q'] = shape
+      shape = rectangle(0,line,0,height)
+      w = 2*height/3
+      shape = add(shape,circle(width-w/2,height-w/2,w/2))
+      shape = add(shape,rectangle(0,width-w/2,height-w,height))
+      shape = subtract(shape,circle(width-w/2,height-w/2,w/2-line))
+      shape = subtract(shape,rectangle(line,width-w/2,height-w+line,height-line))
+      leg = triangle(line,0,line,height,width,0)
+      leg = subtract(leg,triangle(line,-2.0*line,line,height-2.0*line,width,-2.0*line))
+      leg = subtract(leg,rectangle(0,width,height/3,height))
+      shape = add(shape,leg)
+      shapes['R'] = shape
+      shape = circle(width,0,width)
+      shape = subtract(shape,circle(width,0,width-line))
+      shape = subtract(shape,rectangle(.8*width,2*width,-height,height))
+      shape = subtract(shape,rectangle(0,2*width,-height,0))
+      shape = add(shape,rectangle(0,line,0,width))
+      shapes['r'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = subtract(shape,rectangle(0,width/2,width/2,width))
+      shape = add(shape,move(reflect_y(reflect_x(shape,width),width),0,width-line))
+      shape = scale_y(shape,0,height/(2*width-line))
+      shapes['S'] = shape
+      w = width/3
+      shape = circle(w,w,w)
+      shape = subtract(shape,circle(w,w,w-.9*line))
+      shape = subtract(shape,rectangle(0,w,w,2*w))
+      shape = add(shape,move(reflect_y(reflect_x(shape,2*w),2*w),0,2*w-.9*line))
+      shape = scale_y(shape,0,(2*height/3)/(4*w-.9*line))
+      shape = move(shape,(width/2)-w,0)
+      shapes['s'] = shape
+      shape = rectangle(width/2-line/2,width/2+line/2,0,height)
+      shape = add(shape,rectangle(0,width,height-line,height))
+      shapes['T'] = shape
+      shape = circle(0,3*width/8,3*width/8)
+      shape = subtract(shape,circle(0,3*width/8,3*width/8-line))
+      shape = subtract(shape,rectangle(-width,width,3*width/8,height))
+      shape = subtract(shape,rectangle(0,width,-height,height))
+      shape = move(shape,width/2-line/2+3*width/8,0)
+      shape = add(shape,rectangle(width/2-line/2,width/2+line/2,width/4,3*height/4))
+      shape = add(shape,rectangle(width/5,4*width/5,height/2-line/2,height/2+line/2))
+      shapes['t'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = subtract(shape,rectangle(0,width,width/2,height))
+      shape = add(shape,rectangle(0,line,width/2,height))
+      shape = add(shape,rectangle(width-line,width,width/2,height))
+      shapes['U'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = subtract(shape,rectangle(0,width,width/2,height))
+      shape = add(shape,rectangle(0,line,width/2,2*height/3))
+      shape = add(shape,rectangle(width-line,width,0,2*height/3))
+      shapes['u'] = shape
+      shape = triangle(0,height,width,height,width/2,0)
+      shape = subtract(shape,triangle(0,height+3*line,width,height+3*line,width/2,3*line))
+      shapes['V'] = shape
+      w = 2*height/3.0
+      shape = triangle(0,w,width,w,width/2,0)
+      shape = subtract(shape,triangle(0,w+2*line,width,w+2*line,width/2,2*line))
+      shapes['v'] = shape
+      shape = triangle(0,height,width,height,width/2,0)
+      shape = add(shape,move(shape,.6*width,0))
+      cutout = triangle(0,height+4*line,width,height+4*line,width/2,4*line)
+      cutout = add(cutout,move(cutout,.6*width,0))
+      shape = subtract(shape,cutout)
+      shape = scale_x(shape,0,1/1.6)
+      shapes['W'] = shape
+      shape = scale_y(shapes['W'],0,width/height)
+      shapes['w'] = shape
+      shape = rectangle(0,width,0,height)
+      shape = subtract(shape,triangle(0,0,0,height,width/2-.7*line,height/2))
+      shape = subtract(shape,triangle(width,0,width/2+.7*line,height/2,width,height))
+      shape = subtract(shape,triangle(1.1*line,height,width-1.1*line,height,width/2,height/2+line))
+      shape = subtract(shape,triangle(1.1*line,0,width/2,height/2-line,width-1.1*line,0))
+      shapes['X'] = shape
+      w = 2*height/3.0
+      shape = rectangle(0,width,0,w)
+      shape = subtract(shape,triangle(0,0,0,w,width/2-.75*line,w/2))
+      shape = subtract(shape,triangle(width,0,width/2+.75*line,w/2,width,w))
+      shape = subtract(shape,triangle(1.25*line,0,width/2,w/2-.75*line,width-1.25*line,0))
+      shape = subtract(shape,triangle(1.25*line,w,width-1.25*line,w,width/2,w/2+.75*line))
+      shapes['x'] = shape
+      w = height/2
+      shape = rectangle(0,width,w,height)
+      shape = subtract(shape,triangle(0,w,0,height,width/2-line/2,w))
+      shape = subtract(shape,triangle(width/2+line/2,w,width,height,width,w))
+      shape = subtract(shape,triangle(1.1*line,height,width-1.1*line,height,width/2,w+1.1*line))
+      shape = add(shape,rectangle(width/2-line/2,width/2+line/2,0,w))
+      shapes['Y'] = shape
+      shape = rectangle(0,width,-height/3,width)
+      shape = subtract(shape,triangle(0,-height/3,0,width,width/2-.9*line,0))
+      shape = subtract(shape,triangle(1.1*line,width,width-1.1*line,width,width/2-.2*line,1.6*line))
+      shape = subtract(shape,triangle(1.2*line,-height/3,width,width,width,-height/3))
+      shapes['y'] = shape
+      shape = rectangle(0,width,0,height)
+      shape = subtract(shape,triangle(0,line,0,height-line,width-1.4*line,height-line))
+      shape = subtract(shape,triangle(1.4*line,line,width,height-line,width,line))
+      shapes['Z'] = shape
+      w = 2*height/3
+      shape = rectangle(0,width,0,w)
+      shape = subtract(shape,triangle(0,line,0,w-line,width-1.6*line,w-line))
+      shape = subtract(shape,triangle(width,line,1.6*line,line,width,w-line))
+      shapes['z'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-.9*line))
+      shape = scale_y(shape,0,height/width)
+      shapes['0'] = shape
+      shape = rectangle(width/2-line/2,width/2+line/2,0,height)
+      w = width/2-line/2
+      cutout = circle(0,height,w)
+      shape = add(shape,rectangle(0,width/2,height-w-line,height))
+      shape = subtract(shape,cutout)
+      shape = move(shape,(width/2+line/2)/4,0)
+      shapes['1'] = shape
+      shape = circle(width/2,height-width/2,width/2)
+      shape = subtract(shape,circle(width/2,height-width/2,width/2-line))
+      shape = subtract(shape,rectangle(0,width/2,0,height-width/2))
+      shape = add(shape,rectangle(0,width,0,height-width/2))
+      shape = subtract(shape,triangle(0,line,0,height-width/2,width-line,height-width/2))
+      shape = subtract(shape,triangle(1.5*line,line,width,height-width/2-.5*line,width,line))
+      shapes['2'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = scale_y(shape,0,(height/2+line/2)/width)
+      shape = add(shape,move(shape,0,height/2-line/2))
+      shape = subtract(shape,rectangle(0,width/2,height/4,3*height/4))
+      shapes['3'] = shape
+      shape = rectangle(width-line,width,0,height)
+      shape = add(shape,triangle(0,height/3,width-line,height,width-line,height/3))
+      shape = subtract(shape,triangle(1.75*line,height/3+line,width-line,height-1.5*line,width-line,height/3+line))
+      shapes['4'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = subtract(shape,rectangle(0,width/2,width/2,width))
+      shape = add(shape,rectangle(0,width/2,width-line,width))
+      shape = add(shape,rectangle(0,line,width-line,height))
+      shape = add(shape,rectangle(0,width,height-line,height))
+      shapes['5'] = shape
+      shape = circle(width/2,height-width/2,width/2)
+      shape = subtract(shape,circle(width/2,height-width/2,width/2-line))
+      shape = subtract(shape,rectangle(0,width,0,height-width/2))
+      shape = subtract(shape,triangle(width,height,width,height/2,width/2,height/2))
+      shape = add(shape,circle(width/2,width/2,width/2))
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = add(shape,rectangle(0,line,width/2,height-width/2))
+      shapes['6'] = shape
+      shape = rectangle(0,width,0,height)
+      shape = subtract(shape,triangle(0,0,0,height-line,width-line,height-line))
+      shape = subtract(shape,triangle(line,0,width,height-line,width,0))
+      shapes['7'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = scale_y(shape,0,(height/2+line/2)/width)
+      shape = add(shape,move(shape,0,height/2-line/2))
+      shapes['8'] = shape
+      shape = circle(width/2,width/2,width/2)
+      shape = subtract(shape,circle(width/2,width/2,width/2-line))
+      shape = subtract(shape,rectangle(0,width,width/2,height))
+      shape = subtract(shape,triangle(0,0,0,height/2,width/2,height/2))
+      shape = add(shape,circle(width/2,height-width/2,width/2))
+      shape = subtract(shape,circle(width/2,height-width/2,width/2-line))
+      shape = add(shape,rectangle(width-line,width,width/2,height-width/2))
+      shapes['9'] = shape
+      w = width/2
+      shape = circle(w,w,w)
+      shape = subtract(shape,circle(w,w,w-line))
+      shape = subtract(shape,rectangle(w,width,0,height))
+      shape = scale_y(shape,0,height/width)
+      shape = move(shape,w/2,0)
+      shapes['('] = shape
+      shape = reflect_x(shape,width)
+      shapes[')'] = shape
+      shapes[' '] = false
+      shape = rectangle(width/2-width/3,width/2+width/3,height/2-line/2,height/2+line/2)
+      shape = add(shape,rectangle(width/2-line/2,width/2+line/2,height/2-width/3,height/2+width/3))
+      shapes['+'] = shape
+      shape = rectangle(width/2-width/3,width/2+width/3,height/2-line/2,height/2+line/2)
+      shapes['-'] = shape
+      shape = circle(width/2,line,.75*line)
+      shapes['.'] = shape
+      shape = rectangle(0,width,0,height)
+      d = .8*line
+      shape = subtract(shape,triangle(d,0,width,height-d,width,0))
+      shape = subtract(shape,triangle(0,d,0,height,width-d,height))
+      shapes['/'] = shape
+      #
+      # to be done
+      #
+      shapes['*'] = shape
+      shapes['~'] = shape
+      shapes['!'] = shape
+      shapes['@'] = shape
+      shapes['#'] = shape
+      shapes['$'] = shape
+      shapes['%'] = shape
+      shapes['^'] = shape
+      shapes['&'] = shape
+      shapes['&'] = shape
+      shapes['_'] = shape
+      shapes['='] = shape
+      shapes['['] = shape
+      shapes['{'] = shape
+      shapes[']'] = shape
+      shapes['}'] = shape
+      shapes[';'] = shape
+      shapes[':'] = shape
+      shapes["'"] = shape
+      shapes['"'] = shape
+      shapes[','] = shape
+      shapes['<'] = shape
+      shapes['>'] = shape
+      shapes['?'] = shape
+      #
+      # add a line to text shape
+      #
+      def addline(lineshape):
+         #
+         # LR align
+         #
+         if (align[0] == 'C'):
+            lineshape = move(lineshape,-self.width/2.0,0)
+         elif (align[0] == 'R'):
+            lineshape = move(lineshape,-self.width,0)
+         #
+         # add
+         #
+         self.shape = add(self.shape,lineshape)
+      #
+      # loop over chars
+      #
+      dx = 0
+      dy = -height
+      self.width = -space
+      self.height = height
+      lineshape = false
+      self.shape = false
+      count = 0
+      for chr in text:
+         if (chr == '\n'):
+            count += 1
+            addline(lineshape)
+            dx = 0
+            dy -= 1.5*self.height/(1+(count-1)*1.5)
+            self.width = -space
+            self.height += 1.5*self.height
+            lineshape = false
+         else:
+            lineshape = add(lineshape,move(shapes[chr],dx,dy))
+            self.width += space + width
+            dx += width + space
+      addline(lineshape)
+      #
+      # UD align
+      #
+      if (align[1] == 'C'):
+         self.shape = move(self.shape,0,self.height/2.0)
+      elif (align[1] == 'B'):
+         self.shape = move(self.shape,0,self.height)
+      #
+      # rotate
+      #
+      if (angle == 90):
+         self.shape = rotate_90(self.shape)
+      elif (angle == 180):
+         self.shape = rotate_180(self.shape)
+      elif ((angle == 270) | (angle == -90)):
+         self.shape = rotate_270(self.shape)
+      elif (angle != 0):
+         self.shape = rotate(self.shape,angle)
+      #
+      # translate
+      #
+      self.shape = move(self.shape,x,y)
+      #
+      # color
+      #
+      self.shape = '('+str(color)+'*(('+self.shape+')!=0))'
+
+############################################################
+# PCB classes and definitions
+############################################################
+
+class PCB:
+   def __init__(self,x0,y0,width,height,mask):
+      self.board = false
+      self.labels = false
+      self.interior = rectangle(x0,x0+width,y0,y0+height)
+      self.exterior = subtract(true,rectangle(x0,x0+width,y0,y0+height))
+      self.mask = false
+      self.holes = false
+      self.cutout = false
+   def add(self,part):
+      self.board = add(self.board,part)
+      self.mask = add(self.mask,move(part,-mask,mask))
+      self.mask = add(self.mask,move(part,-mask,-mask))
+      self.mask = add(self.mask,move(part,mask,mask))
+      self.mask = add(self.mask,move(part,mask,-mask))
+      return self
+
+class point:
+   def __init__(self,x,y,z=0):
+      self.x = x
+      self.y = y
+      self.z = z
+
+class part:
+   class text:
+      def __init__(self,x,y,z=0,text='',line=0.006,angle=0):
+         self.x = x
+         self.y = y
+         self.z = z
+         self.text = text
+         self.line = line
+         self.angle = angle
+   def add(self,pcb,x,y,z=0,angle=0,line=0.007):
+      self.x = x
+      self.y = y
+      self.z = z
+      self.angle = angle
+      if (angle == 90):
+         self.shape = rotate_90(self.shape)
+      elif (angle == 180):
+         self.shape = rotate_180(self.shape)
+      elif ((angle == 270) | (angle == -90)):
+         self.shape = rotate_270(self.shape)
+      elif (angle != 0):
+         self.shape = rotate(self.shape,angle)
+      self.shape = translate(self.shape,x,y,z)
+      if hasattr(self,'holes'):
+         if (angle == 90):
+            self.holes = rotate_90(self.holes)
+         elif (angle == 180):
+            self.holes = rotate_180(self.holes)
+         elif ((angle == 270) | (angle == -90)):
+            self.holes = rotate_270(self.holes)
+         elif (angle != 0):
+            self.holes = rotate(self.holes,angle)
+         self.holes = translate(self.holes,x,y,z)
+      if hasattr(self,'cutout'):
+         if (angle == 90):
+            self.cutout = rotate_90(self.cutout)
+         elif (angle == 180):
+            self.cutout = rotate_180(self.cutout)
+         elif ((angle == 270) | (angle == -90)):
+            self.cutout = rotate_270(self.cutout)
+         elif (angle != 0):
+            self.cutout = rotate(self.cutout,angle)
+         self.cutout = translate(self.cutout,x,y,z)
+      deg_angle = angle
+      angle = math.pi*angle/180
+      for i in range(len(self.pad)):
+         xnew = math.cos(angle)*self.pad[i].x - math.sin(angle)*self.pad[i].y
+         ynew = math.sin(angle)*self.pad[i].x + math.cos(angle)*self.pad[i].y
+         self.pad[i].x = x + xnew
+         self.pad[i].y = y + ynew
+         self.pad[i].z += z
+      pcb.labels = add(pcb.labels,text(self.value,x,y,z,line=line,color=Green).shape)
+      for i in range(len(self.labels)):
+         xnew = math.cos(angle)*self.labels[i].x - math.sin(angle)*self.labels[i].y
+         ynew = math.sin(angle)*self.labels[i].x + math.cos(angle)*self.labels[i].y
+         self.labels[i].x = x + xnew
+         self.labels[i].y = y + ynew
+         self.labels[i].z += z
+         if ((-90 < deg_angle) & (deg_angle <= 90)):
+            pcb.labels = add(pcb.labels,text(self.labels[i].text,self.labels[i].x,self.labels[i].y,self.labels[i].z,self.labels[i].line,color=Red,angle=deg_angle-self.labels[i].angle).shape)
+         else:
+            pcb.labels = add(pcb.labels,text(self.labels[i].text,self.labels[i].x,self.labels[i].y,self.labels[i].z,self.labels[i].line,color=Red,angle=(deg_angle-self.labels[i].angle-180)).shape)
+      pcb = pcb.add(self.shape)
+      if hasattr(self,'holes'):
+         pcb.holes = add(pcb.holes,self.holes)
+      if hasattr(self,'cutout'):
+         pcb.interior = subtract(pcb.interior,self.cutout)
+         pcb.exterior = add(pcb.exterior,self.cutout)
+      return pcb
+
+def wire(pcb,width,*points):
+   x0 = points[0].x
+   y0 = points[0].y
+   z0 = points[0].z
+   pcb.board = add(pcb.board,cylinder(x0,y0,z0,z0,width/2))
+   for i in range(1,len(points)):
+      x0 = points[i-1].x
+      y0 = points[i-1].y
+      z0 = points[i-1].z
+      x1 = points[i].x
+      y1 = points[i].y
+      z1 = points[i].z
+      pcb.board = add(pcb.board,line(x0,y0,x1,y1,z1,width))
+      pcb.board = add(pcb.board,cylinder(x1,y1,z1,z1,width/2))
+   return pcb
+
+def wirer(pcb,width,*points):
+   for i in range(1,len(points)):
+      x0 = points[i-1].x
+      y0 = points[i-1].y
+      z0 = points[i-1].z
+      x1 = points[i].x
+      y1 = points[i].y
+      z1 = points[i].z
+      if (x0 < x1):
+         pcb.board = add(pcb.board,cube(x0-width/2,x1+width/2,y0-width/2,y0+width/2,z0,z0))
+      elif (x1 < x0):
+         pcb.board = add(pcb.board,cube(x1-width/2,x0+width/2,y0-width/2,y0+width/2,z0,z0))
+      if (y0 < y1):
+         pcb.board = add(pcb.board,cube(x1-width/2,x1+width/2,y0-width/2,y1+width/2,z0,z0))
+      elif (y1 < y0):
+         pcb.board = add(pcb.board,cube(x1-width/2,x1+width/2,y1-width/2,y0+width/2,z0,z0))
+   return pcb
+
+############################################################
+# PCB library
+############################################################
+
+class via(part):
+   #
+   # via
+   #
+   def __init__(self,zb,zt,rv,rp,value=''):
+      self.value = value
+      self.labels = []
+      self.pad = [point(0,0,0)]
+      self.shape = cylinder(0,0,zb,zt,rp)
+      self.holes = cylinder(0,0,zb,zt,rv)
+      self.pad.append(point(0,0,zt))
+      self.pad.append(point(0,0,zb))
+
+class SJ(part):
+   #
+   # solder jumper
+   #
+   def __init__(self,value=''):
+      pad_SJ = cube(-.02,.02,-.03,.03,0,0)
+      self.value = value
+      self.labels = []
+      self.pad = [point(0,0,0)]
+      self.shape = translate(pad_SJ,-.029,0,0)
+      self.pad.append(point(-.029,0,0))
+      self.shape = add(self.shape,translate(pad_SJ,.029,0,0))
+      self.pad.append(point(.029,0,0))
+
+############################################################
+# discretes
+############################################################
+
+
+class ST4EB(part):
+   #
+   # Nidec Copal ST4ETB103 trimpot
+   #
+   def __init__(self,value=''):
+      pad1 = cube(-.032,.032,-.039,.039,0,0)
+      pad2 = cube(-.039,.039,-.039,.039,0,0)
+      self.value = value
+      self.labels = []
+      self.pad = [point(0,0,0)]
+      self.shape = translate(pad1,-.046,-.118,0)
+      self.pad.append(point(-.046,-.118,0))
+      self.shape = add(self.shape,translate(pad1,.046,-.118,0))
+      self.pad.append(point(.046,-.118,0))
+      self.shape = add(self.shape,translate(pad2,0,.118,0))
+      self.pad.append(point(0,.118,0))
+
+class C_FND(part):
+   #
+   # Panasonic FN series, size code D
+   #    100uF: EEE-FN1E101UL
+   #
+   def __init__(self,value=''):
+      pad = cube(-.032,.032,-.06,.06,0,0)
+      self.value = value
+      self.labels = []
+      self.pad = [point(0,0,0)]
+      self.shape = translate(pad,0,.11,0)
+      self.pad.append(point(0,.11,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'+',angle=90))
+      self.shape = add(self.shape,translate(pad,0,-.11,0))
+      self.pad.append(point(0,-.11,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'-',angle=90))
+
+pad_0402 = cube(-.0175,.0175,-.014,.014,0,0)
+
+class R_0402(part):
+   #
+   # 0402 resistor
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.labels = []
+      self.pad = [point(0,0,0)]
+      self.shape = translate(pad_0402,-.0265,0,0)
+      self.pad.append(point(-.0265,0,0))
+      self.shape = add(self.shape,translate(pad_0402,.0265,0,0))
+      self.pad.append(point(.0265,0,0))
+
+pad_1206 = cube(-.032,.032,-.034,.034,0,0)
+
+class R_1206(part):
+   #
+   # 1206 resistor
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.labels = []
+      self.pad = [point(0,0,0)]
+      self.shape = translate(pad_1206,-.06,0,0)
+      self.pad.append(point(-.06,0,0))
+      self.shape = add(self.shape,translate(pad_1206,.06,0,0))
+      self.pad.append(point(.06,0,0))
+
+class C_1206(part):
+   #
+   # 1206 capacitor
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.labels = []
+      self.pad = [point(0,0,0)]
+      self.shape = translate(pad_1206,-.06,0,0)
+      self.pad.append(point(-.06,0,0))
+      self.shape = add(self.shape,translate(pad_1206,.06,0,0))
+      self.pad.append(point(.06,0,0))
+
+pad_1210 = cube(-.032,.032,-.048,.048,0,0)
+
+class L_1210(part):
+   #
+   # 1210 inductor
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.labels = []
+      self.pad = [point(0,0,0)]
+      self.shape = translate(pad_1210,-.06,0,0)
+      self.pad.append(point(-.06,0,0))
+      self.shape = add(self.shape,translate(pad_1210,.06,0,0))
+      self.pad.append(point(.06,0,0))
+
+pad_choke = cube(-.06,.06,-.06,.06,0,0)
+
+class choke(part):
+   #
+   # Panasonic ELLCTV
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.labels = []
+      self.pad = [point(0,0,0)]
+      self.shape = translate(pad_choke,-.177,-.177,0)
+      self.pad.append(point(-.177,-.177,0))
+      self.shape = add(self.shape,translate(pad_choke,.177,.177,0))
+      self.pad.append(point(.177,.177,0))
+
+############################################################
+# connectors
+############################################################
+
+class header_2H(part):
+   #
+   # 2x1x0.1 cable header
+   #    Sullins GEC36SBSN-M89
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,.05,0)
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'2'))
+
+class header_4H(part):
+   #
+   # 4x1x0.1 cable header
+   #    Sullins GEC36SBSN-M89
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,.15,0)
+      self.pad.append(point(0,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.05,0))
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'2'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-0.15,0))
+      self.pad.append(point(0,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'4'))
+
+class header_NEO_6M(part):
+   #
+   # NEO_6M GPS module
+   #
+   def __init__(self,value=''):
+      pad_header = cylinder(0,0,0,0,.03)
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,.2,0)
+      self.pad.append(point(0,.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PPS'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.1,0))
+      self.pad.append(point(0,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TXD'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0,0))
+      self.pad.append(point(0,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RXD'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.1,0))
+      self.pad.append(point(0,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.2,0))
+      self.pad.append(point(0,-.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+
+class header_MFRC522(part):
+   #
+   # MFCR522 RFID module
+   #
+   def __init__(self,value=''):
+      pad_header = cylinder(0,0,0,0,.03)
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,.35,0)
+      self.pad.append(point(0,.35,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1SDA'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.25,0))
+      self.pad.append(point(0,.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.15,0))
+      self.pad.append(point(0,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'COPI'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0.05,0))
+      self.pad.append(point(0,0.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CIPO'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IRQ'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.15,0))
+      self.pad.append(point(0,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.25,0))
+      self.pad.append(point(0,-.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.35,0))
+      self.pad.append(point(0,-.35,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3.3V'))
+
+class header_LSM6DS33_2736(part):
+   #
+   # LSD6DS33 carrier
+   #    Pololu 2736
+   #
+   def __init__(self,value=''):
+      pad_header = cylinder(0,0,0,0,.03)
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,.4,0)
+      self.pad.append(point(0,.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1VDD'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.3,0))
+      self.pad.append(point(0,.3,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VIN'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.2,0))
+      self.pad.append(point(0,.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0.1,0))
+      self.pad.append(point(0,0.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0,0))
+      self.pad.append(point(0,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.1,0))
+      self.pad.append(point(0,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDO'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.2,0))
+      self.pad.append(point(0,-.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CS'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.3,0))
+      self.pad.append(point(0,-.3,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'INT2'))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.4,0))
+      self.pad.append(point(0,-.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'INT1'))
+
+class header_VL53L1X_3415(part):
+   #
+   # VL53L1X carrier
+   #    Pololu 3415
+   #
+   def __init__(self,value=''):
+      pad_header = cylinder(0,0,0,0,.03)
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,.3,0)
+      self.pad.append(point(0,.3,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1VDD'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.2,0))
+      self.pad.append(point(0,.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VIN'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.1,0))
+      self.pad.append(point(0,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0,0))
+      self.pad.append(point(0,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.1,0))
+      self.pad.append(point(0,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.2,0))
+      self.pad.append(point(0,-.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'XSHUT'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.3,0))
+      self.pad.append(point(0,-.3,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO1'))
+
+class ESP_WROOM_02D(part):
+   #
+   # ESP-WROOM-02D
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      pad = cube(-1/25.4,1/25.4,-.45/25.4,.45/25.4,0,0)
+      width = 17.5/25.4
+      pitch = 1.5/25.4
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-width/2,4*pitch,0)
+      self.shape = add(self.shape,cylinder(-width/2-.75/25.4,4*pitch,0,0,.45/25.4))
+      self.pad.append(point(-width/2,4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3V3'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,3*pitch,0))
+      self.pad.append(point(-width/2,3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'EN'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,2*pitch,0))
+      self.pad.append(point(-width/2,2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO14'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,1*pitch,0))
+      self.pad.append(point(-width/2,1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO12'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,0*pitch,0))
+      self.pad.append(point(-width/2,0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO13'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-1*pitch,0))
+      self.pad.append(point(-width/2,-1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO15'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-2*pitch,0))
+      self.pad.append(point(-width/2,-2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO2'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-3*pitch,0))
+      self.pad.append(point(-width/2,-3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO0'))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-4*pitch,0))
+      self.pad.append(point(-width/2,-4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-4*pitch,0))
+      self.pad.append(point(width/2,-4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO4'))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-3*pitch,0))
+      self.pad.append(point(width/2,-3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RXD'))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-2*pitch,0))
+      self.pad.append(point(width/2,-2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TXD'))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-1*pitch,0))
+      self.pad.append(point(width/2,-1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 14
+      #
+      self.shape = add(self.shape,translate(pad,width/2,0*pitch,0))
+      self.pad.append(point(width/2,0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO5'))
+      #
+      # pin 15
+      #
+      self.shape = add(self.shape,translate(pad,width/2,1*pitch,0))
+      self.pad.append(point(width/2,1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 16
+      #
+      self.shape = add(self.shape,translate(pad,width/2,2*pitch,0))
+      self.pad.append(point(width/2,2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TOUT'))
+      #
+      # pin 17
+      #
+      self.shape = add(self.shape,translate(pad,width/2,3*pitch,0))
+      self.pad.append(point(width/2,3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO16'))
+      #
+      # pin 18
+      #
+      self.shape = add(self.shape,translate(pad,width/2,4*pitch,0))
+      self.pad.append(point(width/2,4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 19
+      #
+      padg = cube(-2/25.4,2/25.4,-2/25.4,2/25.4,0,0)
+      self.shape = add(self.shape,translate(padg,(1.5/2+7.1+2-17.5/2)/25.4,(4*1.5+7.1-20+4.29+2)/25.4,0))
+      self.pad.append(point((1.5/2+7.1+2-17.5/2)/25.4,(4*1.5+7.1-20+4.29+2)/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class ESP_01(part):
+   #
+   # ESP-01 4x2 vertical
+   #    Sullins NPTC042KFMS-RC
+   #
+   def __init__(self,value=''):
+      pad_header = cube(-.075/2,.075/2,-.04/2,.04/2,0,0)
+      d = .305/2-.07/2
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,d,.15,0)
+      self.shape = add(self.shape,cylinder(d+.061/2,.15,0,0,.039/2))
+      self.pad.append(point(d,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,.15,0))
+      self.pad.append(point(-d,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Tx'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,d,.05,0))
+      self.pad.append(point(d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO2'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,.05,0))
+      self.pad.append(point(-d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'EN'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,d,-.05,0))
+      self.pad.append(point(d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO0'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,-.05,0))
+      self.pad.append(point(-d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad_header,d,-.15,0))
+      self.pad.append(point(d,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Rx'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,-.15,0))
+      self.pad.append(point(-d,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+
+class header_serial_reverse_5V(part):
+   #
+   # serial cable header, reverse for female connector, 5V output
+   #    GCT BG300-06-A-L-A
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,-.25,0)
+      self.shape = add(self.shape,cylinder(-.05,-.25,0,0,.025))
+      self.pad.append(point(0,-.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.15,0))
+      self.pad.append(point(0,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CTS'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'5V'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0.05,0))
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Tx'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.15,0))
+      self.pad.append(point(0,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Rx'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.25,0))
+      self.pad.append(point(0,.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RTS'))
+
+class header_serial_reverse_3V3(part):
+   #
+   # serial cable header, reverse for female connector, 3.3V output
+   #    GCT BG300-06-A-L-A
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,-.25,0)
+      self.shape = add(self.shape,cylinder(-.05,-.25,0,0,.025))
+      self.pad.append(point(0,-.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.15,0))
+      self.pad.append(point(0,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CTS'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3.3V'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0.05,0))
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Tx'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.15,0))
+      self.pad.append(point(0,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Rx'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.25,0))
+      self.pad.append(point(0,.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RTS'))
+
+class TFT8x1v(part):
+   #
+   # TFT 8x1 vertical
+   #    2x Sullins S5635-ND
+   #
+   def __init__(self,value=''):
+      pad_header = cube(-.079/2,.079/2,-.039/2,.039/2,0,0)
+      d = .209/2-.079/2
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,-d,-.35,0)
+      self.pad.append(point(-d,-.35,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1LED'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,d,-.25,0))
+      self.pad.append(point(d,-.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,-.15,0))
+      self.pad.append(point(-d,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MOSI'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,d,-.05,0))
+      self.pad.append(point(d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DC'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,.05,0))
+      self.pad.append(point(-d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,d,.15,0))
+      self.pad.append(point(d,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CS'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,.25,0))
+      self.pad.append(point(-d,.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad_header,d,.35,0))
+      self.pad.append(point(d,.35,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+
+class header_SWD_4_05(part):
+   #
+   # 4-pin header
+   # Sullins GRPB022VWQS-RC 2x2x0.05"
+   #
+   def __init__(self,value=''):
+      pad_header = cube(-.043,.043,-.015,.015,0,0)
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,-.072,.025,0)
+      self.shape = add(self.shape,cylinder(-.116,.025,0,0,.015))
+      self.pad.append(point(-.072,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLK'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,.072,.025,0))
+      self.pad.append(point(.072,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DIO'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,-.072,-.025,0))
+      self.pad.append(point(-.072,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,.072,-.025,0))
+      self.pad.append(point(.072,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class header_SWD_4_1(part):
+   #
+   # 4-pin header
+   # FCI 95278-101a04lf Bergstik 2x2x0.1"
+   #
+   pad_header = cube(-.05,.05,-.025,.025,0,0)
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,-.107,.05,0)
+      #self.shape = add(self.shape,cylinder(-.157,.05,0,0,.025))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLK'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DIO'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,-.05,0))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class header_UPDI(part):
+   #
+   # UPDI header
+   #    Sullins GEC36SBSN-M89
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: UPDI
+      #
+      self.shape = translate(pad_header,0,-.05,0)
+      self.shape = add(self.shape,cylinder(.05,-.05,0,0,.025))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'UPDI'))
+      #
+      # pin 2: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.05,0))
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class header_UPDI_reverse(part):
+   #
+   # UPDI header, reverse for female connector
+   #    GCT BG300-03-A-L-A
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: UPDI
+      #
+      self.shape = translate(pad_header,0,.05,0)
+      self.shape = add(self.shape,cylinder(.05,.05,0,0,.025))
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'UPDI'))
+      #
+      # pin 2: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class USB_A_plug(part):
+   #
+   # USB type A PCB plug
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: 5V
+      #
+      self.shape = translate(cube(-.05,.242,-.02,.02,0,0),0,.138,0)
+      self.pad.append(point(0,.138,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'5V'))
+      #
+      # pin 2: D-
+      #
+      self.shape = add(self.shape,translate(cube(-0.05,.202,-.02,.02,0,0),0,.039,0))
+      self.pad.append(point(0,.039,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'D-'))
+      #
+      # pin 3: D+
+      #
+      self.shape = add(self.shape,translate(cube(-.05,.202,-.02,.02,0,0),0,-.039,0))
+      self.pad.append(point(0,-.039,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'D+'))
+      #
+      # pin 4: GND
+      #
+      self.shape = add(self.shape,translate(cube(-.05,.242,-.02,.02,0,0),0,-.138,0))
+      self.pad.append(point(0,-.138,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # plug cutout
+      #
+      self.cutout = cube(-.05,1,.24,10,zb,zt)
+      self.cutout = add(self.cutout,cube(-.05,10,-10,-.24,zb,zt))
+
+class header_SWD(part):
+   #
+   # Serial Wire Debug programming header
+   # Amphenol 20021121-00010T1LF	2x5x0.05
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 0.077
+      w = 0.015
+      h = .047
+      pad = cube(-h,h,-w,w,0,0)
+      #
+      # pin 1: VCC
+      #
+      self.shape = translate(pad,d,-.1,0)
+      self.shape = add(self.shape,cylinder(d+h,-.1,0,0,w))
+      self.pad.append(point(d,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 2: DIO
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.1,0))
+      self.pad.append(point(-d,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DIO'))
+      #
+      # pin 3: GND
+      #
+      self.shape = add(self.shape,translate(pad,d,-.05,0))
+      self.pad.append(point(d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 4: CLK
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.05,0))
+      self.pad.append(point(-d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLK'))
+      #
+      # pin 5: GND
+      #
+      self.shape = add(self.shape,translate(pad,d,0,0))
+      self.pad.append(point(d,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 6: SWO
+      #
+      self.shape = add(self.shape,translate(pad,-d,0,0))
+      self.pad.append(point(-d,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SWO'))
+      #
+      # pin 7: KEY
+      #
+      self.shape = add(self.shape,translate(pad,d,.05,0))
+      self.pad.append(point(d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'KEY'))
+      #
+      # pin 8: NC
+      #
+      self.shape = add(self.shape,translate(pad,-d,.05,0))
+      self.pad.append(point(-d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC'))
+      #
+      # pin 9: GND
+      #
+      self.shape = add(self.shape,translate(pad,d,.1,0))
+      self.pad.append(point(d,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 10: nRESET
+      #
+      self.shape = add(self.shape,translate(pad,-d,.1,0))
+      self.pad.append(point(-d,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+
+class ESC(part):
+   #
+   # ESC 3x1
+   # Sullins S1013E-36-ND
+   #
+   def __init__(self,value=''):
+      pad_header = cube(-.1,.1,-.05/2,.05/2,0,0)
+      d = .075
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: PWM
+      #
+      self.shape = translate(pad_header,-d,-.1,0)
+      self.pad.append(point(-d,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PWM'))
+      #
+      # pin 2: 5V
+      #
+      self.shape = add(self.shape,translate(pad_header,d,0,0))
+      self.pad.append(point(d,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'5V'))
+      #
+      # pin 3: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,.1,0))
+      self.pad.append(point(-d,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class I2C4x1h(part):
+   #
+   # I2C 4x1 horizontal female
+   #    GCT BG300-03-A-L-A
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: SCL
+      #
+      self.shape = translate(pad_header,0,-.15,0)
+      #self.shape = cylinder(.05,.15,0,0,.025)
+      self.pad.append(point(0,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL'))
+      #
+      # pin 2: SDA
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA'))
+      #
+      # pin 3: VCC
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.05,0))
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 4: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.15,0))
+      self.pad.append(point(0,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class I2C4x1v(part):
+   #
+   # I2C 4x1 vertical
+   #    Sullins S5635-ND
+   #
+   def __init__(self,value=''):
+      pad_header = cube(-.079/2,.079/2,-.039/2,.039/2,0,0)
+      d = .209/2-.079/2
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: VCC
+      #
+      self.shape = translate(pad_header,-d,-.15,0)
+      self.pad.append(point(-d,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1VCC'))
+      #
+      # pin 2: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,d,-.05,0))
+      self.pad.append(point(d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 3: SCL
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,.05,0))
+      self.pad.append(point(-d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL'))
+      #
+      # pin 4: SDA
+      #
+      self.shape = add(self.shape,translate(pad_header,d,.15,0))
+      self.pad.append(point(d,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA'))
+
+class I2C4x1i(part):
+   #
+   # I2C 4x1 inline
+   #
+   def __init__(self,value=''):
+      pad_header = cube(-.079/2,.079/2,-.039/2,.039/2,0,0)
+      d = 0
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: VCC
+      #
+      self.shape = translate(pad_header,-d,-.15,0)
+      self.pad.append(point(-d,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1VCC'))
+      #
+      # pin 2: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,d,-.05,0))
+      self.pad.append(point(d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 3: SCL
+      #
+      self.shape = add(self.shape,translate(pad_header,-d,.05,0))
+      self.pad.append(point(-d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL'))
+      #
+      # pin 4: SDA
+      #
+      self.shape = add(self.shape,translate(pad_header,d,.15,0))
+      self.pad.append(point(d,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA'))
+
+class RCWL0516(part):
+   #
+   # RCWL-0516 Doppler radar
+   #
+   def __init__(self,value=''):
+      pad_header = cube(-.065,.065,-.025,.025,0,0)
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: 3.3V
+      #
+      self.shape = translate(pad_header,.107,-.2,0)
+      self.shape = add(self.shape,cylinder(.172,-.2,0,0,.025))
+      self.pad.append(point(.107,-.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3.3V'))
+      #
+      # pin 2: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.1,0))
+      self.pad.append(point(-.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 3: OUT
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,0,0))
+      self.pad.append(point(.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'OUT'))
+      #
+      # pin 4: VIN
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.1,0))
+      self.pad.append(point(-.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VIN'))
+      #
+      # pin 5: CDS
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.2,0))
+      self.pad.append(point(.107,.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CDS'))
+
+class microSD(part):
+   #
+   # microSD
+   # Amphenol 114-00841-68
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+7*.0433,-.304,0)
+      self.pad.append(point(-.177+7*.0433,-.304,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1NC',angle=90))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+6*.0433,-.304,0))
+      self.pad.append(point(-.177+6*.0433,-.304,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SS',angle=90))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+5*.0433,-.304,0))
+      self.pad.append(point(-.177+5*.0433,-.304,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MOSI',angle=90))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+4*.0433,-.304,0))
+      self.pad.append(point(-.177+4*.0433,-.304,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC',angle=90))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+3*.0433,-.304,0))
+      self.pad.append(point(-.177+3*.0433,-.304,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK',angle=90))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+2*.0433,-.304,0))
+      self.pad.append(point(-.177+2*.0433,-.304,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',angle=90))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+1*.0433,-.304,0))
+      self.pad.append(point(-.177+1*.0433,-.304,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MISO',angle=90))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(cube(-.0138,.0138,-.034,.034,0,0),-.177+0*.0433,-.304,0))
+      self.pad.append(point(-.177+0*.0433,-.304,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC',angle=90))
+      #
+      # feet
+      #
+      self.shape = add(self.shape,translate(cube(-.021,.021,-.029,.029,0,0),-.228,-.299,0)) # leave extra space for 1/64 milling
+      self.shape = add(self.shape,translate(cube(-.029,.029,-.029,.029,0,0),.222,-.299,0))
+      self.shape = add(self.shape,translate(cube(-.015,.015,-.029,.025,0,0),-.232,0,0)) # leave extra space for 1/64 milling
+      self.shape = add(self.shape,translate(cube(-.015,.015,-.029,.029,0,0),-.232+.47,.025,0))
+      self.shape = add(self.shape,translate(cube(-.028,.028,-.019,.019,0,0),-.221,.059,0))
+      self.shape = add(self.shape,translate(cube(-.019,.019,-.030,.030,0,0),.222,.121,0))
+
+pad_USB_trace = cube(-.0075,.0075,-.04,.04,0,0)
+pad_USB_feet = cube(-.049,.049,-.043,.043,0,0)
+
+class USB_mini_B(part):
+   #
+   # USB mini B
+   # Hirose UX60-MB-5ST
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_USB_trace,.063,.36,0)
+      self.pad.append(point(.063,.36,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_USB_trace,.0315,.36,0))
+      self.pad.append(point(.0315,.36,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_USB_trace,0,.36,0))
+      self.pad.append(point(0,.36,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'+'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_USB_trace,-.0315,.36,0))
+      self.pad.append(point(-.0315,.36,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'-'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_USB_trace,-.063,.36,0))
+      self.pad.append(point(-.063,.36,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # feet
+      #
+      self.shape = add(self.shape,translate(pad_USB_feet,.165,.33,0))
+      self.shape = add(self.shape,translate(pad_USB_feet,-.165,.33,0))
+      self.shape = add(self.shape,translate(pad_USB_feet,.165,.12,0))
+      self.shape = add(self.shape,translate(pad_USB_feet,-.165,.12,0))
+
+pad_header = cube(-.05,.05,-.025,.025,0,0)
+
+class header_4(part):
+   #
+   # 4-pin header
+   # fci 95278-101a04lf bergstik 2x2x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,-.107,.05,0)
+      self.shape = add(self.shape,cylinder(-.157,.05,0,0,.025))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'2'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,-.05,0))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'4'))
+
+class header_signal(part):
+   #
+   # signal header
+   # FCI 95278-101A04LF Bergstik 2x2x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Gnd
+      #
+      self.shape = translate(pad_header,.107,-.05,0)
+      self.shape = add(self.shape,cylinder(.157,-.05,0,0,.025))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pin 3: signal
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'signal'))
+      #
+      # pin 4:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.05,0))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+
+
+class header_power_out(part):
+   #
+   # 2x1x0.1 ptc power OUTPUT header
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,0.05,0)
+      self.pad.append(point(0,0.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'+'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-0.05,0))
+      self.pad.append(point(0,-0.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'-'))
+
+
+class header_power_in(part):
+   #
+   # 2x1x0.1 ptc power OUTPUT header
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,0.05,0)
+      self.pad.append(point(0,0.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-0.05,0))
+      self.pad.append(point(0,-0.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+
+class header_power(part):
+   #
+   # power header
+   # FCI 95278-101A04LF Bergstik 2x2x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Gnd
+      #
+      self.shape = translate(pad_header,.107,-.05,0)
+      self.shape = add(self.shape,cylinder(.157,-.05,0,0,.025))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pin 3: V
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # pin 4:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.05,0))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+
+class header_i0(part):
+   #
+   # i0 header
+   # FCI 95278-101A04LF Bergstik 2x2x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Gnd
+      #
+      self.shape = translate(pad_header,.107,-.05,0)
+      self.shape = add(self.shape,cylinder(.157,-.05,0,0,.025))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2: data
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'data'))
+      #
+      # pin 3: V
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # pin 4:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.05,0))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+
+class header_serial(part):
+   #
+   # serial comm header
+   # FCI 95278-101A04LF Bergstik 2x2x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Gnd
+      #
+      self.shape = translate(pad_header,.107,-.05,0)
+      self.shape = add(self.shape,cylinder(.157,-.05,0,0,.025))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2:DTR
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DTR'))
+      #
+      # pin 3: Tx
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Tx'))
+      #
+      # pin 4: Rx
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.05,0))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Rx'))
+
+class header_bus(part):
+   #
+   # bus header
+   # FCI 95278-101A04LF Bergstik 2x2x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Gnd
+      #
+      self.shape = translate(pad_header,.107,-.05,0)
+      self.shape = add(self.shape,cylinder(.157,-.05,0,0,.025))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2: Tx
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Tx'))
+      #
+      # pin 3: V
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # pin 4: Rx
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.05,0))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Rx'))
+
+class header_I2C(part):
+   #
+   # I2C header
+   # FCI 95278-101A04LF Bergstik 2x2x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: SCL
+      #
+      self.shape = translate(pad_header,.107,-.05,0)
+      self.shape = add(self.shape,cylinder(.157,-.05,0,0,.025))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL'))
+      #
+      # pin 2: G
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G'))
+      #
+      # pin 3: SDA
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA'))
+      #
+      # pin 4: V
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.05,0))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+
+class header_APA(part):
+   #
+   # APA header
+   # FCI 95278-101A04LF Bergstik 2x2x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Gnd
+      #
+      self.shape = translate(pad_header,.107,-.05,0)
+      self.shape = add(self.shape,cylinder(.157,-.05,0,0,.025))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2: in
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'in'))
+      #
+      # pin 3: V
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # pin 4: out
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.05,0))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'out'))
+
+class header_6(part):
+   #
+   # 6-pin header
+   # FCI 95278-101A06LF Bergstik 2x3x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,.107,-.1,0)
+      self.shape = add(self.shape,cylinder(.157,-.1,0,0,.025))
+      self.pad.append(point(.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.1,0))
+      self.pad.append(point(-.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,0,0))
+      self.pad.append(point(.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,0,0))
+      self.pad.append(point(-.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.1,0))
+      self.pad.append(point(.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.1,0))
+      self.pad.append(point(-.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+
+class header_ATP(part):
+   #
+   # Asynchronous Token Protocol header
+   # FCI 95278-101A06LF Bergstik 2x3x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,.107,-.1,0)
+      self.shape = add(self.shape,cylinder(.157,-.1,0,0,.025))
+      self.pad.append(point(.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'BI'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.1,0))
+      self.pad.append(point(-.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TI'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,0,0))
+      self.pad.append(point(.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,0,0))
+      self.pad.append(point(-.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.1,0))
+      self.pad.append(point(.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TO'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.1,0))
+      self.pad.append(point(-.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'BO'))
+
+class header_PDI(part):
+   #
+   # in-circuit PDI programming header
+   # FCI 95278-101A06LF Bergstik 2x3x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Data
+      #
+      self.shape = translate(pad_header,.107,-.1,0)
+      self.shape = add(self.shape,cylinder(.157,-.1,0,0,.025))
+      self.pad.append(point(.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DAT'))
+      #
+      # pin 2: VCC
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.1,0))
+      self.pad.append(point(-.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 3: NC
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,0,0))
+      self.pad.append(point(.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC'))
+      #
+      # pin 4: NC
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,0,0))
+      self.pad.append(point(-.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC'))
+      #
+      # pin 5: Clock
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.1,0))
+      self.pad.append(point(.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLK'))
+      #
+      # pin 6: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.1,0))
+      self.pad.append(point(-.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class header_ISP(part):
+   #
+   # in-circuit ISP programming header
+   # FCI 95278-101A06LF Bergstik 2x3x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: MISO
+      #
+      self.shape = translate(pad_header,.107,-.1,0)
+      self.shape = add(self.shape,cylinder(.157,-.1,0,0,.025))
+      self.pad.append(point(.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MISO'))
+      #
+      # pin 2: V
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.1,0))
+      self.pad.append(point(-.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # pin 3: SCK
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,0,0))
+      self.pad.append(point(.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK'))
+      #
+      # pin 4: MOSI
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,0,0))
+      self.pad.append(point(-.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MOSI'))
+      #
+      # pin 5: RST
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.1,0))
+      self.pad.append(point(.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 6: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.1,0))
+      self.pad.append(point(-.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class header_nRF24L01(part):
+   #
+   # nRF24L01 module header
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1:
+      #
+      self.shape = translate(pad_header,.107,-.15,0)
+      self.shape = add(self.shape,cylinder(.157,-.15,0,0,.025))
+      self.pad.append(point(.107,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.15,0))
+      self.pad.append(point(-.107,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 3:
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,-.05,0))
+      self.pad.append(point(.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CE'))
+      #
+      # pin 4:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.05,0))
+      self.pad.append(point(-.107,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CS'))
+      #
+      # pin 5:
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.05,0))
+      self.pad.append(point(.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK'))
+      #
+      # pin 6:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.05,0))
+      self.pad.append(point(-.107,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MOSI'))
+      #
+      # pin 7:
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.15,0))
+      self.pad.append(point(.107,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MISO'))
+      #
+      # pin 8:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.15,0))
+      self.pad.append(point(-.107,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IRQ'))
+
+class header_servo(part):
+   #
+   # servo motor header
+   # FCI 95278-101A06LF Bergstik 2x3x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: ground
+      #
+      self.shape = translate(pad_header,.107,-.1,0)
+      self.shape = add(self.shape,cylinder(.157,-.1,0,0,.025))
+      self.pad.append(point(.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G/blk'))
+      #
+      # pin 2: ground
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.1,0))
+      self.pad.append(point(-.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G/blk'))
+      #
+      # pin 3: power
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,0,0))
+      self.pad.append(point(.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V/red'))
+      #
+      # pin 4: power
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,0,0))
+      self.pad.append(point(-.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V/red'))
+      #
+      # pin 5: signal 0
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.1,0))
+      self.pad.append(point(.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'S0/wht'))
+      #
+      # pin 6: signal 1
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.1,0))
+      self.pad.append(point(-.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'S1/wht'))
+
+class header_unipolar_stepper(part):
+   #
+   # unipolar stepper header
+   # FCI 95278-101A06LF Bergstik 2x3x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,.107,-.1,0)
+      self.shape = add(self.shape,cylinder(.157,-.1,0,0,.025))
+      self.pad.append(point(.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'red'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.1,0))
+      self.pad.append(point(-.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'green'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,0,0))
+      self.pad.append(point(.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'black'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,0,0))
+      self.pad.append(point(-.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'brown'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.1,0))
+      self.pad.append(point(.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'orange'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.1,0))
+      self.pad.append(point(-.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'yellow'))
+
+class header_LCD(part):
+   #
+   # LCD interface header
+   # FCI 95278-101A10LF Bergstik 2x3x0.1"
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1:
+      #
+      self.shape = translate(pad_header,.107,-.2,0)
+      self.shape = add(self.shape,cylinder(.157,-.2,0,0,.025))
+      self.pad.append(point(.107,-.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DB7\n14'))
+      #
+      # pin 2:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.2,0))
+      self.pad.append(point(-.107,-.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DB6\n13'))
+      #
+      # pin 3:
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,-.1,0))
+      self.pad.append(point(.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DB5\n12'))
+      #
+      # pin 4:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,-.1,0))
+      self.pad.append(point(-.107,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DB4\n11'))
+      #
+      # pin 5:
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,0,0))
+      self.pad.append(point(.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'E\n6'))
+      #
+      # pin 6:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,0,0))
+      self.pad.append(point(-.107,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'R/W\n5'))
+      #
+      # pin 7:
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.1,0))
+      self.pad.append(point(.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RS\n4'))
+      #
+      # pin 8:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.1,0))
+      self.pad.append(point(-.107,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Vee\n3'))
+      #
+      # pin 9:
+      #
+      self.shape = add(self.shape,translate(pad_header,.107,.2,0))
+      self.pad.append(point(.107,.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Vcc\n2'))
+      #
+      # pin 10:
+      #
+      self.shape = add(self.shape,translate(pad_header,-.107,.2,0))
+      self.pad.append(point(-.107,.2,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND\n1'))
+
+class header_serial_reverse(part):
+   #
+   # serial cable header, reverse for female connector
+   #    GCT BG300-06-A-L-A
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: GND
+      #
+      self.shape = translate(pad_header,0,-.25,0)
+      self.shape = add(self.shape,cylinder(-.05,-.25,0,0,.025))
+      self.pad.append(point(0,-.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2: CTS (brown)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.15,0))
+      self.pad.append(point(0,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CTS'))
+      #
+      # pin 3: VCC (red)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 4: Tx (orange)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0.05,0))
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Tx'))
+      #
+      # pin 5: Rx (yellow)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.15,0))
+      self.pad.append(point(0,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Rx'))
+      #
+      # pin 6: RTS (green)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.25,0))
+      self.pad.append(point(0,.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RTS'))
+
+class header_FTDI(part):
+   #
+   # FTDI cable header
+   #    Sullins GEC36SBSN-M89
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: GND
+      #
+      self.shape = translate(pad_header,0,.25,0)
+      self.shape = add(self.shape,cylinder(-.05,.25,0,0,.025))
+      self.pad.append(point(0,.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2: CTS (brown)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.15,0))
+      self.pad.append(point(0,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CTS'))
+      #
+      # pin 3: VCC (red)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.05,0))
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 4: Tx (orange)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-0.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Tx'))
+      #
+      # pin 5: Rx (yellow)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.15,0))
+      self.pad.append(point(0,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Rx'))
+      #
+      # pin 6: RTS (green)
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.25,0))
+      self.pad.append(point(0,-.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RTS'))
+
+class HCSR04(part):
+   #
+   # HC-SR04 sonar header
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: GND
+      #
+      self.shape = translate(pad_header,0,.15,0)
+      self.shape = add(self.shape,cylinder(-.05,.15,0,0,.025))
+      self.pad.append(point(0,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2: echo
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.05,0))
+      self.pad.append(point(0,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'echo'))
+      #
+      # pin 3: trig
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.05,0))
+      self.pad.append(point(0,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'trig'))
+      #
+      # pin 4: Vcc
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-0.15,0))
+      self.pad.append(point(0,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Vcc'))
+
+class HCSR501(part):
+   #
+   # HC-SR501 motion detector header
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Vcc
+      #
+      self.shape = translate(pad_header,0,.1,0)
+      self.shape = add(self.shape,cylinder(-.05,.1,0,0,.025))
+      self.pad.append(point(0,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Vcc'))
+      #
+      # pin 2: out
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0,0))
+      self.pad.append(point(0,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'out'))
+      #
+      # pin 3: GND
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-.1,0))
+      self.pad.append(point(0,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+pad_RN4871_left = cube(-0.5/25.4,1/25.4,-0.7/2/25.4,0.7/2/25.4,0,0)
+pad_RN4871_right = cube(-1/25.4,0.5/25.4,-0.7/2/25.4,0.7/2/25.4,0,0)
+pad_RN4871_bot = cube(-0.7/2/25.4,0.7/2/25.4,-0.5/25.4,1/25.4,0,0)
+
+class RN4871(part):
+   #
+   # RN4871
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      width = 9/25.4
+      height = 7.5/25.4
+      bottom = 1.9/25.4
+      left = 1.5/25.4
+      pitch = 1.2/25.4
+      size = .004
+      #
+      # pin 1:
+      #
+      self.shape = translate(pad_RN4871_left,-width/2.0,-height+bottom+4*pitch,0)
+      self.pad.append(point(-width/2.0,-height+bottom+4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'BT_RF',line=size))
+      #
+      # pin 2:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_left,-width/2.0,-height+bottom+3*pitch,0))
+      self.pad.append(point(-width/2.0,-height+bottom+3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=size))
+      #
+      # pin 3:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_left,-width/2.0,-height+bottom+2*pitch,0))
+      self.pad.append(point(-width/2.0,-height+bottom+2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P1_2',line=size))
+      #
+      # pin 4:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_left,-width/2.0,-height+bottom+1*pitch,0))
+      self.pad.append(point(-width/2.0,-height+bottom+1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P1_3',line=size))
+      #
+      # pin 5:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_left,-width/2.0,-height+bottom+0*pitch,0))
+      self.pad.append(point(-width/2.0,-height+bottom+0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P1_7',line=size))
+      #
+      # pin 6:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_bot,-width/2.0+left+0*pitch,-height,0))
+      self.pad.append(point(-width/2.0+left+0*pitch,-height,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P1_6',line=size,angle=90))
+      #
+      # pin 7:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_bot,-width/2.0+left+1*pitch,-height,0))
+      self.pad.append(point(-width/2.0+left+1*pitch,-height,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RX',line=size,angle=90))
+      #
+      # pin 8:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_bot,-width/2.0+left+2*pitch,-height,0))
+      self.pad.append(point(-width/2.0+left+2*pitch,-height,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TX',line=size,angle=90))
+      #
+      # pin 9:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_bot,-width/2.0+left+3*pitch,-height,0))
+      self.pad.append(point(-width/2.0+left+3*pitch,-height,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P3_6',line=size,angle=90))
+      #
+      # pin 10:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_bot,-width/2.0+left+4*pitch,-height,0))
+      self.pad.append(point(-width/2.0+left+4*pitch,-height,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST_N',line=size,angle=90))
+      #
+      # pin 11:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_bot,-width/2.0+left+5*pitch,-height,0))
+      self.pad.append(point(-width/2.0+left+5*pitch,-height,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P0_0',line=size,angle=90))
+      #
+      # pin 12:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_right,width/2.0,-height+bottom+0*pitch,0))
+      self.pad.append(point(width/2.0,-height+bottom+0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P0_2',line=size))
+      #
+      # pin 13:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_right,width/2.0,-height+bottom+1*pitch,0))
+      self.pad.append(point(width/2.0,-height+bottom+1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=size))
+      #
+      # pin 14:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_right,width/2.0,-height+bottom+2*pitch,0))
+      self.pad.append(point(width/2.0,-height+bottom+2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VBAT',line=size))
+      #
+      # pin 15:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_right,width/2.0,-height+bottom+3*pitch,0))
+      self.pad.append(point(width/2.0,-height+bottom+3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P2_7',line=size))
+      #
+      # pin 16:
+      #
+      self.shape = add(self.shape,translate(pad_RN4871_right,width/2.0,-height+bottom+4*pitch,0))
+      self.pad.append(point(width/2.0,-height+bottom+4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P2_0',line=size))
+
+pad_HM11 = cube(-.047,.047,-.0177,.0177,0,0)
+
+class HM11(part):
+   #
+   # HM-11
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      height = 18.5/25.4
+      width = 13.5/25.4
+      pitch = 1.5/25.4
+      bottom = 1/25.4
+      offset = 0
+      size = .004
+      #
+      # pin 1:
+      #
+      self.shape = translate(pad_HM11,-width/2.0+offset,-height/2.0+bottom+7*pitch,0)
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+7*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RTS',line=size))
+      #
+      # pin 2:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,-width/2.0+offset,-height/2.0+bottom+6*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+6*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TX',line=size))
+      #
+      # pin 3:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,-width/2.0+offset,-height/2.0+bottom+5*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+5*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CTS',line=size))
+      #
+      # pin 4:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,-width/2.0+offset,-height/2.0+bottom+4*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RX',line=size))
+      #
+      # pin 5:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,-width/2.0+offset,-height/2.0+bottom+3*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC',line=size))
+      #
+      # pin 6:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,-width/2.0+offset,-height/2.0+bottom+2*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC',line=size))
+      #
+      # pin 7:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,-width/2.0+offset,-height/2.0+bottom+1*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC',line=size))
+      #
+      # pin 8:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,-width/2.0+offset,-height/2.0+bottom+0*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC',line=size))
+      #
+      # pin 9:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,width/2.0-offset,-height/2.0+bottom+0*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC',line=size))
+      #
+      # pin 10:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,width/2.0-offset,-height/2.0+bottom+1*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC',line=size))
+      #
+      # pin 11:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,width/2.0-offset,-height/2.0+bottom+2*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST',line=size))
+      #
+      # pin 12:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,width/2.0-offset,-height/2.0+bottom+3*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=size))
+      #
+      # pin 13:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,width/2.0-offset,-height/2.0+bottom+4*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO3',line=size))
+      #
+      # pin 14:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,width/2.0-offset,-height/2.0+bottom+5*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+5*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO2',line=size))
+      #
+      # pin 15:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,width/2.0-offset,-height/2.0+bottom+6*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+6*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO1',line=size))
+      #
+      # pin 16:
+      #
+      self.shape = add(self.shape,translate(pad_HM11,width/2.0-offset,-height/2.0+bottom+7*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+7*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO0',line=size))
+
+class ESP32_WROOM(part):
+   #
+   # ESP32-WROOM
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      pad = cube(-1/25.4,1/25.4,-.4/25.4,.4/25.4,0,0)
+      padb = cube(-.4/25.4,.4/25.4,-1/25.4,1/25.4,0,0)
+      width = 17/25.4
+      height = 25.5/25.4
+      pitch = 1.27/25.4
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-width/2,6*pitch,0)
+      self.pad.append(point(-width/2,6*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,5*pitch,0))
+      self.pad.append(point(-width/2,5*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3V3'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,4*pitch,0))
+      self.pad.append(point(-width/2,4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'EN'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,3*pitch,0))
+      self.pad.append(point(-width/2,3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VP'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,2*pitch,0))
+      self.pad.append(point(-width/2,2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VN'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,1*pitch,0))
+      self.pad.append(point(-width/2,1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO34'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,0*pitch,0))
+      self.pad.append(point(-width/2,0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO35'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-1*pitch,0))
+      self.pad.append(point(-width/2,-1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO32'))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-2*pitch,0))
+      self.pad.append(point(-width/2,-2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO33'))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-3*pitch,0))
+      self.pad.append(point(-width/2,-3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO25'))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-4*pitch,0))
+      self.pad.append(point(-width/2,-4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO26'))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-5*pitch,0))
+      self.pad.append(point(-width/2,-5*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO27'))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-6*pitch,0))
+      self.pad.append(point(-width/2,-6*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO14'))
+      #
+      # pin 14
+      #
+      self.shape = add(self.shape,translate(pad,-width/2,-7*pitch,0))
+      self.pad.append(point(-width/2,-7*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO12'))
+      #
+      # pin 15
+      #
+      self.shape = add(self.shape,translate(padb,-4.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(-4.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',angle=90))
+      #
+      # pin 16
+      #
+      self.shape = add(self.shape,translate(padb,-3.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(-3.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO13',angle=90))
+      #
+      # pin 17
+      #
+      self.shape = add(self.shape,translate(padb,-2.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(-2.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SHD',angle=90))
+      #
+      # pin 18
+      #
+      self.shape = add(self.shape,translate(padb,-1.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(-1.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SWP',angle=90))
+      #
+      # pin 19
+      #
+      self.shape = add(self.shape,translate(padb,-0.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(-0.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCS',angle=90))
+      #
+      # pin 20
+      #
+      self.shape = add(self.shape,translate(padb,0.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(0.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK',angle=90))
+      #
+      # pin 21
+      #
+      self.shape = add(self.shape,translate(padb,1.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(1.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDO',angle=90))
+      #
+      # pin 22
+      #
+      self.shape = add(self.shape,translate(padb,2.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(2.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDI',angle=90))
+      #
+      # pin 23
+      #
+      self.shape = add(self.shape,translate(padb,3.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(3.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO15',angle=90))
+      #
+      # pin 24
+      #
+      self.shape = add(self.shape,translate(padb,4.5*pitch,-7*pitch-1/25.4,0))
+      self.pad.append(point(4.5*pitch,-7*pitch-1/25.4,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO2',angle=90))
+      #
+      # pin 25
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-7*pitch,0))
+      self.pad.append(point(width/2,-7*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO0'))
+      #
+      # pin 26
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-6*pitch,0))
+      self.pad.append(point(width/2,-6*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO4'))
+      #
+      # pin 27
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-5*pitch,0))
+      self.pad.append(point(width/2,-5*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO16'))
+      #
+      # pin 28
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-4*pitch,0))
+      self.pad.append(point(width/2,-4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO17'))
+      #
+      # pin 29
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-3*pitch,0))
+      self.pad.append(point(width/2,-3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO5'))
+      #
+      # pin 30
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-2*pitch,0))
+      self.pad.append(point(width/2,-2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO18'))
+      #
+      # pin 31
+      #
+      self.shape = add(self.shape,translate(pad,width/2,-1*pitch,0))
+      self.pad.append(point(width/2,-1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO19'))
+      #
+      # pin 32
+      #
+      self.shape = add(self.shape,translate(pad,width/2,0*pitch,0))
+      self.pad.append(point(width/2,0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC'))
+      #
+      # pin 33
+      #
+      self.shape = add(self.shape,translate(pad,width/2,1*pitch,0))
+      self.pad.append(point(width/2,1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO21'))
+      #
+      # pin 34
+      #
+      self.shape = add(self.shape,translate(pad,width/2,2*pitch,0))
+      self.pad.append(point(width/2,2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RX0'))
+      #
+      # pin 35
+      #
+      self.shape = add(self.shape,translate(pad,width/2,3*pitch,0))
+      self.pad.append(point(width/2,3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TX0'))
+      #
+      # pin 36
+      #
+      self.shape = add(self.shape,translate(pad,width/2,4*pitch,0))
+      self.pad.append(point(width/2,4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO22'))
+      #
+      # pin 37
+      #
+      self.shape = add(self.shape,translate(pad,width/2,5*pitch,0))
+      self.pad.append(point(width/2,5*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO23'))
+      #
+      # pin 38
+      #
+      self.shape = add(self.shape,translate(pad,width/2,6*pitch,0))
+      self.pad.append(point(width/2,6*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class ESP32_CAM(part):
+   #
+   # ESP32-CAM
+   # Sullins S5635-ND
+   #
+   def __init__(self,value=''):
+      pad_header = cube(-.079/2,.079/2,-.039/2,.039/2,0,0)
+      d = .209/2-.079/2
+      w = 0.9
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,+d-w/2,.35,0)
+      self.pad.append(point(+d-w/2,.35,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'+5V'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,-d-w/2,.25,0))
+      self.pad.append(point(-d-w/2,.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,+d-w/2,.15,0))
+      self.pad.append(point(+d-w/2,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO12'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,-d-w/2,.05,0))
+      self.pad.append(point(-d-w/2,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO13'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,+d-w/2,-.05,0))
+      self.pad.append(point(+d-w/2,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO15'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_header,-d-w/2,-.15,0))
+      self.pad.append(point(-d-w/2,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO14'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad_header,+d-w/2,-.25,0))
+      self.pad.append(point(+d-w/2,-.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO2'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad_header,-d-w/2,-.35,0))
+      self.pad.append(point(-d-w/2,-.35,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO4'))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad_header,-d+w/2,-.35,0))
+      self.pad.append(point(-d+w/2,-.35,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad_header,+d+w/2,-.25,0))
+      self.pad.append(point(+d+w/2,-.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'U0T'))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad_header,-d+w/2,-.15,0))
+      self.pad.append(point(-d+w/2,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'U0R'))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad_header,+d+w/2,-.05,0))
+      self.pad.append(point(+d+w/2,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(pad_header,-d+w/2,.05,0))
+      self.pad.append(point(-d+w/2,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 14
+      #
+      self.shape = add(self.shape,translate(pad_header,+d+w/2,.15,0))
+      self.pad.append(point(+d+w/2,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO0'))
+      #
+      # pin 15
+      #
+      self.shape = add(self.shape,translate(pad_header,-d+w/2,.25,0))
+      self.pad.append(point(-d+w/2,.25,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO16'))
+      #
+      # pin 16
+      #
+      self.shape = add(self.shape,translate(pad_header,+d+w/2,.35,0))
+      self.pad.append(point(+d+w/2,.35,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3V3'))
+
+
+class ESP8266_12E(part):
+   #
+   # ESP8266 12E
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      height = 24/25.4
+      width = 16/25.4
+      pitch = 2/25.4
+      bottom = 1.8/25.4
+      left = 3/25.4
+      offset = .4/25.4 - .01
+      size = .004
+      pad_ESP8266 = cube(-.0493,.0493,-.0197,.0197,0,0)
+      pad_ESP8266_bot = cube(-.0197,.0197,-.0415,.0415,0,0)
+      #
+      # pin 1:
+      #
+      self.shape = translate(pad_ESP8266,-width/2.0+offset,-height/2.0+bottom+7*pitch,0)
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+7*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST',line=size))
+      #
+      # pin 2:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,-width/2.0+offset,-height/2.0+bottom+6*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+6*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'ADC',line=size))
+      #
+      # pin 3:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,-width/2.0+offset,-height/2.0+bottom+5*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+5*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'EN',line=size))
+      #
+      # pin 4:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,-width/2.0+offset,-height/2.0+bottom+4*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO16',line=size))
+      #
+      # pin 5:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,-width/2.0+offset,-height/2.0+bottom+3*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO14',line=size))
+      #
+      # pin 6:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,-width/2.0+offset,-height/2.0+bottom+2*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO12',line=size))
+      #
+      # pin 7:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,-width/2.0+offset,-height/2.0+bottom+1*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO13',line=size))
+      #
+      # pin 8:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,-width/2.0+offset,-height/2.0+bottom+0*pitch,0))
+      self.pad.append(point(-width/2.0+offset,-height/2.0+bottom+0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VDD',line=size))
+      #
+      # pin 9:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266_bot,-width/2.0+left+0*pitch,-height/2.0+offset,0))
+      self.pad.append(point(-width/2.0+left+0*pitch,-height/2.0+offset,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CS',line=size,angle=90))
+      #
+      # pin 10:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266_bot,-width/2.0+left+1*pitch,-height/2.0+offset,0))
+      self.pad.append(point(-width/2.0+left+1*pitch,-height/2.0+offset,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MISO',line=size,angle=90))
+      #
+      # pin 11:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266_bot,-width/2.0+left+2*pitch,-height/2.0+offset,0))
+      self.pad.append(point(-width/2.0+left+2*pitch,-height/2.0+offset,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO9',line=size,angle=90))
+      #
+      # pin 12:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266_bot,-width/2.0+left+3*pitch,-height/2.0+offset,0))
+      self.pad.append(point(-width/2.0+left+3*pitch,-height/2.0+offset,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO10',line=size,angle=90))
+      #
+      # pin 13:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266_bot,-width/2.0+left+4*pitch,-height/2.0+offset,0))
+      self.pad.append(point(-width/2.0+left+4*pitch,-height/2.0+offset,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MOSI',line=size,angle=90))
+      #
+      # pin 14:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266_bot,-width/2.0+left+5*pitch,-height/2.0+offset,0))
+      self.pad.append(point(-width/2.0+left+5*pitch,-height/2.0+offset,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCLK',line=size,angle=90))
+      #
+      # pin 15:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,width/2.0-offset,-height/2.0+bottom+0*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+0*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=size))
+      #
+      # pin 16:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,width/2.0-offset,-height/2.0+bottom+1*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+1*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO15',line=size))
+      #
+      # pin 17:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,width/2.0-offset,-height/2.0+bottom+2*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+2*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO2',line=size))
+      #
+      # pin 18:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,width/2.0-offset,-height/2.0+bottom+3*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+3*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO0',line=size))
+      #
+      # pin 19:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,width/2.0-offset,-height/2.0+bottom+4*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+4*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO4',line=size))
+      #
+      # pin 20:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,width/2.0-offset,-height/2.0+bottom+5*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+5*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GPIO5',line=size))
+      #
+      # pin 21:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,width/2.0-offset,-height/2.0+bottom+6*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+6*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RXD',line=size))
+      #
+      # pin 22:
+      #
+      self.shape = add(self.shape,translate(pad_ESP8266,width/2.0-offset,-height/2.0+bottom+7*pitch,0))
+      self.pad.append(point(width/2.0-offset,-height/2.0+bottom+7*pitch,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TXD',line=size))
+
+pad_MTA = cube(-.021,.021,-.041,.041,0,0)
+pad_MTA_solder = cube(-.071,.071,-.041,.041,0,0)
+
+class MTA_2(part):
+   #
+   # AMP 1445121-2
+   # MTA .050 SMT 2-pin vertical
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_MTA,-.025,-.1,0)
+      self.pad.append(point(-.025,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.025,.1,0))
+      self.pad.append(point(.025,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'2'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_MTA_solder,-.187,0,0))
+      self.shape = add(self.shape,translate(pad_MTA_solder,.187,0,0))
+
+class MTA_power(part):
+   #
+   # AMP 1445121-2
+   # MTA .050 SMT 2-pin vertical
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Gnd
+      #
+      self.shape = translate(pad_MTA,-.025,-.1,0)
+      self.pad.append(point(-.025,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1\nGND'))
+      #
+      # pin 2: Vcc
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.025,.1,0))
+      self.pad.append(point(.025,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Vcc'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_MTA_solder,-.187,0,0))
+      self.shape = add(self.shape,translate(pad_MTA_solder,.187,0,0))
+
+class MTA_3(part):
+   #
+   # AMP 1445121-3
+   # MTA .050 SMT 3-pin vertical
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: GND
+      #
+      self.shape = translate(pad_MTA,.05,.1,0)
+      self.pad.append(point(.05,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1'))
+      #
+      # pin 2: power
+      #
+      self.shape = add(self.shape,translate(pad_MTA,-.05,.1,0))
+      self.pad.append(point(-.05,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'2'))
+      #
+      # pin 3: data
+      #
+      self.shape = add(self.shape,translate(pad_MTA,0,-.1,0))
+      self.pad.append(point(0,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_MTA_solder,-.212,0,0))
+      self.shape = add(self.shape,translate(pad_MTA_solder,.212,0,0))
+
+class MTA_i0(part):
+   #
+   # AMP 1445121-3
+   # MTA .050 SMT 3-pin vertical
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: GND
+      #
+      self.shape = translate(pad_MTA,.05,.1,0)
+      self.pad.append(point(.05,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1\nGND'))
+      #
+      # pin 2: power
+      #
+      self.shape = add(self.shape,translate(pad_MTA,-.05,.1,0))
+      self.pad.append(point(-.05,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # pin 3: data
+      #
+      self.shape = add(self.shape,translate(pad_MTA,0,-.1,0))
+      self.pad.append(point(0,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'data'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_MTA_solder,-.212,0,0))
+      self.shape = add(self.shape,translate(pad_MTA_solder,.212,0,0))
+
+class MTA_4(part):
+   #
+   # AMP 1445121-4
+   # MTA .050 SMT 4-pin vertical
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_MTA,-.075,-.1,0)
+      self.pad.append(point(-.075,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.025,-.1,0))
+      self.pad.append(point(.025,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'2'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.075,.1,0))
+      self.pad.append(point(.075,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_MTA,-.025,.1,0))
+      self.pad.append(point(-.025,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'4'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_MTA_solder,-.237,0,0))
+      self.shape = add(self.shape,translate(pad_MTA_solder,.237,0,0))
+
+class MTA_serial(part):
+   #
+   # AMP 1445121-4
+   # MTA .050 SMT 4-pin vertical
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Gnd
+      #
+      self.shape = translate(pad_MTA,-.075,-.1,0)
+      self.pad.append(point(-.075,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1'))
+      #
+      # pin 2: Tx
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.025,-.1,0))
+      self.pad.append(point(.025,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Tx'))
+      #
+      # pin 3: Rx
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.075,.1,0))
+      self.pad.append(point(.075,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Rx'))
+      #
+      # pin 4: DTR
+      #
+      self.shape = add(self.shape,translate(pad_MTA,-.025,.1,0))
+      self.pad.append(point(-.025,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DTR'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_MTA_solder,-.237,0,0))
+      self.shape = add(self.shape,translate(pad_MTA_solder,.237,0,0))
+
+class MTA_PS2(part):
+   #
+   # AMP 1445121-4
+   # MTA .050 SMT 4-pin vertical
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: GND
+      #
+      self.shape = translate(pad_MTA,-.075,-.1,0)
+      self.pad.append(point(-.075,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1\nGND'))
+      #
+      # pin 2: data
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.025,-.1,0))
+      self.pad.append(point(.025,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'data'))
+      #
+      # pin 3: clock
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.075,.1,0))
+      self.pad.append(point(.075,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'clock'))
+      #
+      # pin 4: 5V
+      #
+      self.shape = add(self.shape,translate(pad_MTA,-.025,.1,0))
+      self.pad.append(point(-.025,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'5V'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_MTA_solder,-.237,0,0))
+      self.shape = add(self.shape,translate(pad_MTA_solder,.237,0,0))
+
+class MTA_5(part):
+   #
+   # AMP 1445121-5
+   # MTA .050 SMT 5-pin vertical
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_MTA,-.1,-.1,0)
+      self.pad.append(point(-.1,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_MTA,0,-.1,0))
+      self.pad.append(point(0,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'2'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.1,-.1,0))
+      self.pad.append(point(.1,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.05,.1,0))
+      self.pad.append(point(.05,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'4'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_MTA,-.05,.1,0))
+      self.pad.append(point(-.05,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'5'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_MTA_solder,-.262,0,0))
+      self.shape = add(self.shape,translate(pad_MTA_solder,.262,0,0))
+
+class MTA_ICP(part):
+   #
+   # AMP 1445121-5
+   # MTA .050 SMT 5-pin vertical
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: MISO
+      #
+      self.shape = translate(pad_MTA,-.1,-.1,0)
+      self.pad.append(point(-.1,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MISO'))
+      #
+      # pin 2: GND
+      #
+      self.shape = add(self.shape,translate(pad_MTA,0,-.1,0))
+      self.pad.append(point(0,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 3: MOSI
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.1,-.1,0))
+      self.pad.append(point(.1,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MOSI'))
+      #
+      # pin 4: -RESET
+      #
+      self.shape = add(self.shape,translate(pad_MTA,.05,.1,0))
+      self.pad.append(point(.05,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'-RESET'))
+      #
+      # pin 5: SCK
+      #
+      self.shape = add(self.shape,translate(pad_MTA,-.05,.1,0))
+      self.pad.append(point(-.05,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_MTA_solder,-.262,0,0))
+      self.shape = add(self.shape,translate(pad_MTA_solder,.262,0,0))
+
+pad_screw_terminal = cylinder(0,0,0,0,.047)
+hole_screw_terminal = circle(0,0,.025)
+
+class screw_terminal_2(part):
+   #
+   # On Shore ED555/2DS
+   # two position screw terminal
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_screw_terminal,-.069,0,0)
+      self.pad.append(point(-.069,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_screw_terminal,.069,0,0))
+      self.pad.append(point(.069,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'2'))
+      #
+      # holes
+      #
+      self.shape = add(self.shape,translate(hole_screw_terminal,-.069,0,0))
+      self.shape = add(self.shape,translate(hole_screw_terminal,.069,0,0))
+
+class screw_terminal_power(part):
+   #
+   # On Shore ED555/2DS
+   # power screw terminal
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_screw_terminal,-.069,0,0)
+      self.pad.append(point(-.069,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_screw_terminal,.069,0,0))
+      self.pad.append(point(.069,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # holes
+      #
+      self.shape = add(self.shape,translate(hole_screw_terminal,-.069,0,0))
+      self.shape = add(self.shape,translate(hole_screw_terminal,.069,0,0))
+
+class screw_terminal_i0(part):
+   #
+   # On Shore ED555/3DS
+   # i0 screw terminal
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Gnd
+      #
+      self.shape = translate(pad_screw_terminal,-.138,0,0)
+      self.pad.append(point(-.138,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Gnd\n1'))
+      #
+      # pin 2: data
+      #
+      self.shape = add(self.shape,pad_screw_terminal)
+      self.pad.append(point(0,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'data'))
+      #
+      # pin 3: V
+      #
+      self.shape = add(self.shape,translate(pad_screw_terminal,.138,0,0))
+      self.pad.append(point(.138,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # holes
+      #
+      self.shape = add(self.shape,translate(hole_screw_terminal,-.138,0,0))
+      self.shape = add(self.shape,hole_screw_terminal)
+      self.shape = add(self.shape,translate(hole_screw_terminal,.138,0,0))
+
+class power_65mm(part):
+   #
+   # CUI PJ1-023-SMT
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: power
+      #
+      self.shape = cube(.433,.512,-.047,.047,0,0)
+      self.pad.append(point(.467,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'P'))
+      #
+      # pin 2: ground
+      #
+      self.shape = add(self.shape,cube(.285,.423,-.189,-.098,0,0))
+      self.pad.append(point(.354,-.144,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G'))
+      #
+      # pin 3: contact
+      #
+      self.shape = add(self.shape,cube(.325,.463,.098,.189,0,0))
+      self.pad.append(point(.394,.144,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'C'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,cube(.108,.246,-.169,-.110,0,0))
+      self.shape = add(self.shape,cube(.069,.207,.110,.169,0,0))
+
+pad_stereo_2_5mm = cube(-.03,.03,-.05,.05,0,0)
+
+class stereo_2_5mm(part):
+   #
+   # CUI SJ1-2533-SMT
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: base
+      #
+      self.shape = translate(pad_stereo_2_5mm,-.130,-.16,0)
+      self.pad.append(point(-.130,-.149,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'base'))
+      #
+      # pin 2: tip
+      #
+      self.shape = add(self.shape,translate(pad_stereo_2_5mm,.197,.15,0))
+      self.pad.append(point(.197,.141,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'tip'))
+      #
+      # pin 3: middle
+      #
+      self.shape = add(self.shape,translate(pad_stereo_2_5mm,-.012,-.16,0))
+      self.pad.append(point(-.012,-.149,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'middle'))
+
+pad_Molex = cube(-.0155,.0155,-.0265,.0265,0,0)
+pad_Molex_solder = cube(-.055,.055,-.065,.065,0,0)
+
+class Molex_serial(part):
+   #
+   # Molex 53261-0471
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Rx
+      #
+      self.shape = translate(pad_Molex,-.075,.064,0)
+      self.pad.append(point(-.075,.064,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Rx'))
+      #
+      # pin 2: Tx
+      #
+      self.shape = add(self.shape,translate(pad_Molex,-.025,.064,0))
+      self.pad.append(point(-.025,.064,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Tx'))
+      #
+      # pin 3: DTR
+      #
+      self.shape = add(self.shape,translate(pad_Molex,.025,.064,0))
+      self.pad.append(point(.025,.064,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DTR'))
+      #
+      # pin 4: GND
+      #
+      self.shape = add(self.shape,translate(pad_Molex,.075,.064,0))
+      self.pad.append(point(.075,.064,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # solder pads
+      #
+      self.shape = add(self.shape,translate(pad_Molex_solder,-.16,-.065,0))
+      self.shape = add(self.shape,translate(pad_Molex_solder,.16,-.065,0))
+
+############################################################
+# switches
+############################################################
+
+class slide_switch(part):
+   #
+   # slide switch
+   # C&K AYZ0102AGRLC
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      pad = cube(-.039/2,.039/2,-.047/2,.047/2,0,0)
+      #
+      # pad 1
+      #
+      self.shape = translate(pad,-.098,.1,0)
+      self.pad.append(point(-.098,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pad 2
+      #
+      self.shape = add(self.shape,translate(pad,0,.1,0))
+      self.pad.append(point(0,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # pad 3
+      #
+      self.shape = add(self.shape,translate(pad,.098,.1,0))
+      self.pad.append(point(.098,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,''))
+      #
+      # holes
+      #
+      self.holes = cylinder(-.118/2,0,zb,zt,.034/2)
+      self.holes = add(self.holes,cylinder(.118/2,0,zb,zt,.034/2))
+
+class button_6mm(part):
+   #
+   # Omron 6mm pushbutton
+   # B3SN-3112P
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      pad_button_6mm = cube(-.04,.04,-.03,.03,0,0)
+      #
+      # left 1
+      #
+      self.shape = translate(pad_button_6mm,-.125,.08,0)
+      self.pad.append(point(-.125,.08,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'L1'))
+      #
+      # right 1
+      #
+      self.shape = add(self.shape,translate(pad_button_6mm,-.125,-.08,0))
+      self.pad.append(point(-.125,-.08,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'R1'))
+      #
+      # right 2
+      #
+      self.shape = add(self.shape,translate(pad_button_6mm,.125,-.08,0))
+      self.pad.append(point(.125,-.08,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'R2'))
+      #
+      # left 2
+      #
+      self.shape = add(self.shape,translate(pad_button_6mm,.125,.08,0))
+      self.pad.append(point(.125,.08,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'L2'))
+
+############################################################
+# crystals and resonators
+############################################################
+
+pad_XTAL_EFOBM = cube(-.016,.016,-.085,.085,0,0)
+
+class XTAL_EFOBM(part):
+   #
+   # Panasonic EFOBM series
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # left
+      #
+      self.shape = translate(pad_XTAL_EFOBM,-.053,0,0)
+      self.pad.append(point(-.053,0,0))
+      #
+      # ground
+      #
+      self.shape = add(self.shape,translate(pad_XTAL_EFOBM,0,0,0))
+      self.pad.append(point(0,0,0))
+      #
+      # right
+      #
+      self.shape = add(self.shape,translate(pad_XTAL_EFOBM,.053,0,0))
+      self.pad.append(point(.053,0,0))
+
+pad_XTAL_NX5032GA = cube(-.039,.039,-.047,.047,0,0)
+.079
+
+class XTAL_NX5032GA(part):
+   #
+   # NDK NX5032GA
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # left
+      #
+      self.shape = translate(pad_XTAL_NX5032GA,-.079,0,0)
+      self.pad.append(point(-.079,0,0))
+      #
+      # right
+      #
+      self.shape = add(self.shape,translate(pad_XTAL_NX5032GA,.079,0,0))
+      self.pad.append(point(.079,0,0))
+
+pad_XTAL_CSM_7 = cube(-.108,.108,-.039,.039,0,0)
+
+class XTAL_CSM_7(part):
+   #
+   # ECS CSM-7 series
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # left
+      #
+      self.shape = translate(pad_XTAL_CSM_7,-.187,0,0)
+      self.pad.append(point(-.187,0,0))
+      #
+      # right
+      #
+      self.shape = add(self.shape,translate(pad_XTAL_CSM_7,.187,0,0))
+      self.pad.append(point(.187,0,0))
+
+############################################################
+# diodes, transistors, regulators, sensors
+############################################################
+
+class DRV8428_HTSSOP(part):
+   #
+   # TI DRV8428PWPR stepper driver
+   #    HTSSOP package
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 0.12
+      w = 0.029
+      h = 0.0053
+      p = 0.02559
+      pad = cube(-w,w,-h,h,0,0)
+      s = 0.003
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-d,3.5*p,0)
+      self.shape = add(self.shape,cylinder(-d-w,3.5*p,0,0,h))
+      self.pad.append(point(-d,3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'.VM',line=s))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-d,2.5*p,0))
+      self.pad.append(point(-d,2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PGND',line=s))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-d,1.5*p,0))
+      self.pad.append(point(-d,1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'AOUT1',line=s))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-d,.5*p,0))
+      self.pad.append(point(-d,.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'AOUT2',line=s))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.5*p,0))
+      self.pad.append(point(-d,-.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'BOUT2',line=s))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-d,-1.5*p,0))
+      self.pad.append(point(-d,-1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'BOUT1',line=s))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-d,-2.5*p,0))
+      self.pad.append(point(-d,-2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,-d,-3.5*p,0))
+      self.pad.append(point(-d,-3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DVDD',line=s))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad,d,-3.5*p,0))
+      self.pad.append(point(d,-3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VREF',line=s))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad,d,-2.5*p,0))
+      self.pad.append(point(d,-2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'M0',line=s))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad,d,-1.5*p,0))
+      self.pad.append(point(d,-1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DECAY',line=s))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad,d,-.5*p,0))
+      self.pad.append(point(d,-.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'M1',line=s))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(pad,d,.5*p,0))
+      self.pad.append(point(d,.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'STEP',line=s))
+      #
+      # pin 14
+      #
+      self.shape = add(self.shape,translate(pad,d,1.5*p,0))
+      self.pad.append(point(d,1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DIR',line=s))
+      #
+      # pin 15
+      #
+      self.shape = add(self.shape,translate(pad,d,2.5*p,0))
+      self.pad.append(point(d,2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'EN',line=s))
+      #
+      # pin 16
+      #
+      self.shape = add(self.shape,translate(pad,d,3.5*p,0))
+      self.pad.append(point(d,3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SLEEP',line=s))
+      #
+      # pin 17
+      #
+      self.shape = add(self.shape,translate(cube(-.06,.06,-.09,.09,0,0),0,0,0))
+      self.pad.append(point(0,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+
+class LED_3014_1100(part):
+   #
+   # Luminus MP-3014-1100-50-80
+   #
+   def __init__(self,value=''):
+      anode = cube(-.011,.011,-.027,.027,0,0)
+      cathode = cube(-.036,.036,-.027,.027,0,0)
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # anode
+      #
+      self.shape = translate(anode,-.047,0,0)
+      self.pad.append(point(-.047,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A'))
+      #
+      # cathode
+      #
+      self.shape = add(self.shape,translate(cathode,.022,0,0))
+      self.pad.append(point(.022,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'C'))
+
+class CMM4030D261I2STR(part):
+   #
+   # CUI CMM-4030D-261-I2S-TR I2S microphone
+   #
+   def __init__(self,value=''):
+      pad = cube(-.018,.018,-.011,.011,0,0)
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      s = 0.004
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,.037,-.059,0)
+      self.pad.append(point(.037,-.059,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND.',line=s))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,.037,-.019,0))
+      self.pad.append(point(.037,-.019,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'N/C',line=s))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,.037,.019,0))
+      self.pad.append(point(.037,.019,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'WS',line=s))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,.037,.059,0))
+      self.pad.append(point(.037,.059,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'EN',line=s))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-.037,.059,0))
+      self.pad.append(point(-.037,.059,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'L/R',line=s))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-.037,.019,0))
+      self.pad.append(point(-.037,.019,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK',line=s))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-.037,-.019,0))
+      self.pad.append(point(-.037,-.019,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SD',line=s))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,-.037,-.059,0))
+      self.pad.append(point(-.037,-.059,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VDD',line=s))
+
+class SPG08P4HM4H(part):
+   #
+   # Knowles SPG08P4HM4H-1 PDM microphone
+   #
+   def __init__(self,value=''):
+      pad = cube(-.011,.011,-.011,.011,0,0)
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      s = 0.004
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,.023,-.037,0)
+      self.pad.append(point(.023,-.037,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V.',line=s))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,.023,0,0))
+      self.pad.append(point(.023,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G',line=s))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,.023,.037,0))
+      self.pad.append(point(.023,.037,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DAT',line=s))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-.023,.037,0))
+      self.pad.append(point(-.023,.037,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CK',line=s))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-.023,0,0))
+      self.pad.append(point(-.023,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G',line=s))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-.023,-.037,0))
+      self.pad.append(point(-.023,-.037,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SEL',line=s))
+
+class VEML6040(part):
+   #
+   # Vishay VEML6040 color sensor
+   #
+   def __init__(self,value=''):
+      pad12 = cube(-.016,.019,-.006,.006,0,0)
+      pad3 = cube(-.023,.016,-.006,.006,0,0)
+      pad4 = cube(-.019,.016,-.006,.006,0,0)
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      s = 0.004
+      #
+      # pin 1
+      #
+      self.shape = translate(pad12,-.039,.014,0)
+      self.pad.append(point(-.039,.014,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1GND',line=s))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad12,-.039,-.014,0))
+      self.pad.append(point(-.039,-.014,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA',line=s))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad3,.039,-.014,0))
+      self.pad.append(point(.039,-.014,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL',line=s))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad4,.039,.014,0))
+      self.pad.append(point(.039,.014,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VDD',line=s))
+
+class D_1206(part):
+   #
+   # 1206 diode
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # anode
+      #
+      self.shape = translate(pad_1206,-.06,0,0)
+      self.pad.append(point(-.055,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A'))
+      #
+      # cathode
+      #
+      self.shape = add(self.shape,translate(pad_1206,.06,0,0))
+      self.pad.append(point(.055,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'C'))
+
+class LED_1206(part):
+   #
+   # 1206 LED
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # anode
+      #
+      self.shape = translate(pad_1206,-.06,0,0)
+      self.pad.append(point(-.055,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A'))
+      #
+      # cathode
+      #
+      self.shape = add(self.shape,translate(pad_1206,.06,0,0))
+      self.pad.append(point(.055,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'C'))
+
+pad_RGB = cube(-.02,.02,-.029,.029,0,0)
+
+class LED_RGB(part):
+   #
+   # CREE CLV1A-FKB
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      dx = .029
+      dy = .059
+      #
+      # pin 1: red
+      #
+      self.shape = translate(pad_RGB,-dx,-dy,0)
+      self.shape = add(self.shape,cylinder(-dx,-dy-.029,0,0,.02))
+      self.pad.append(point(-dx,-dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'R'))
+      #
+      # pin 2: anode
+      #
+      self.shape = add(self.shape,translate(pad_RGB,dx,-dy,0))
+      self.pad.append(point(dx,-dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A'))
+      #
+      # pin 3: blue
+      #
+      self.shape = add(self.shape,translate(pad_RGB,dx,dy,0))
+      self.pad.append(point(dx,dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'B'))
+      #
+      # pin 4: green
+      #
+      self.shape = add(self.shape,translate(pad_RGB,-dx,dy,0))
+      self.pad.append(point(-dx,dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G'))
+
+class phototransistor_1206(part):
+   #
+   # 1206 phototransistor
+   # OPTEK 520,521
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # collector
+      #
+      self.shape = translate(pad_1206,-.06,0,0)
+      self.pad.append(point(-.055,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'C'))
+      #
+      # emitter
+      #
+      self.shape = add(self.shape,translate(pad_1206,.06,0,0))
+      self.pad.append(point(.055,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'E'))
+
+pad_PLCC2 = cube(-.029,.029,-.059,.059,0,0)
+
+class phototransistor_PLCC2(part):
+   #
+   # PLCC2 phototransistor
+   # Optek OP580
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # collector
+      #
+      self.shape = translate(pad_PLCC2,-.065,0,0)
+      self.pad.append(point(-.065,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'C'))
+      #
+      # emitter
+      #
+      self.shape = add(self.shape,translate(pad_PLCC2,.065,0,0))
+      self.pad.append(point(.065,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'E'))
+
+pad_SOD_123 = cube(-.02,.02,-.024,.024,0,0)
+
+class D_SOD_123(part):
+   #
+   # SOD-123 diode
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # anode
+      #
+      self.shape = translate(pad_SOD_123,-.07,0,0)
+      self.pad.append(point(-.07,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A'))
+      #
+      # cathode
+      #
+      self.shape = add(self.shape,translate(pad_SOD_123,.07,0,0))
+      self.pad.append(point(.07,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'C'))
+
+pad_SOT23 = cube(-.02,.02,-.012,.012,0,0)
+
+class NMOSFET_SOT23(part):
+   #
+   # Fairchild NDS355AN
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: gate
+      #
+      self.shape = translate(pad_SOT23,.045,-.0375,0)
+      self.pad.append(point(.045,-.0375,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G'))
+      #
+      # pin 2: source
+      #
+      self.shape = add(self.shape,translate(pad_SOT23,.045,.0375,0))
+      self.pad.append(point(.045,.0375,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'S'))
+      #
+      # pin 3: drain
+      #
+      self.shape = add(self.shape,translate(pad_SOT23,-.045,0,0))
+      self.pad.append(point(-.045,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'D'))
+
+class PMOSFET_SOT23(part):
+   #
+   # Fairchild NDS356AP
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: gate
+      #
+      self.shape = translate(pad_SOT23,.045,-.0375,0)
+      self.pad.append(point(.045,-.0375,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G'))
+      #
+      # pin 2: source
+      #
+      self.shape = add(self.shape,translate(pad_SOT23,.045,.0375,0))
+      self.pad.append(point(.045,.0375,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'S'))
+      #
+      # pin 3: drain
+      #
+      self.shape = add(self.shape,translate(pad_SOT23,-.045,0,0))
+      self.pad.append(point(-.045,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'D'))
+
+class NMOSFET_TO252AA(part):
+   #
+   # Fairchild RFD16N05LSM
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: gate
+      #
+      self.shape = translate(cube(-.031,.031,-.059,.059,0,0),-.090,0,0)
+      self.pad.append(point(-.090,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G 1'))
+      #
+      # pin 2: source
+      #
+      self.shape = add(self.shape,translate(cube(-.031,.031,-.059,.059,0,0),.090,0,0))
+      self.pad.append(point(.090,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'S'))
+      #
+      # pin 3: drain
+      #
+      self.shape = add(self.shape,translate(cube(-.132,.132,-.132,.132,0,0),0,.261,0))
+      self.pad.append(point(0,.261,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'D'))
+
+class Hall_SOT23(part):
+   #
+   # Allegro A1324
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: output
+      #
+      self.shape = translate(pad_SOT23,-.045,.0375,0)
+      self.pad.append(point(-.045,.0375,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Vcc'))
+      #
+      # pin 2: input
+      #
+      self.shape = add(self.shape,translate(pad_SOT23,-.045,-.0375,0))
+      self.pad.append(point(-.045,-.0375,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'out'))
+      #
+      # pin 3: ground
+      #
+      self.shape = add(self.shape,translate(pad_SOT23,.045,0,0))
+      self.pad.append(point(.045,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'gnd'))
+
+class regulator_SOT23(part):
+   #
+   # TI LM3480IM3
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: output
+      #
+      self.shape = translate(pad_SOT23,-.045,.0375,0)
+      self.pad.append(point(-.045,.0375,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'out'))
+      #
+      # pin 2: input
+      #
+      self.shape = add(self.shape,translate(pad_SOT23,-.045,-.0375,0))
+      self.pad.append(point(-.045,-.0375,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'in'))
+      #
+      # pin 3: ground
+      #
+      self.shape = add(self.shape,translate(pad_SOT23,.045,0,0))
+      self.pad.append(point(.045,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'gnd'))
+
+class regulator_SOT223(part):
+   #
+   # Zetex ZLDO1117
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      pad_SOT223 = cube(-.02,.02,-.03,.03,0,0)
+      pad_SOT223_ground = cube(-.065,.065,-.03,.03,0,0)
+      #
+      # pin 1: GND
+      #
+      self.shape = translate(pad_SOT223,-.09,-.12,0)
+      self.pad.append(point(-.09,-.12,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1G'))
+      #
+      # pin 2: output
+      #
+      self.shape = add(self.shape,translate(pad_SOT223,0,-.12,0))
+      self.pad.append(point(0,-.12,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'O'))
+      #
+      # pin 3: input
+      #
+      self.shape = add(self.shape,translate(pad_SOT223,.09,-.12,0))
+      self.pad.append(point(.09,-.12,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'I'))
+      #
+      # pin 4: output
+      #
+      self.shape = add(self.shape,translate(pad_SOT223_ground,0,.12,0))
+      self.pad.append(point(0,.12,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'out'))
+
+class A4953_SOICN(part):
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: GND
+      #
+      self.shape = translate(pad_SOIC,-.11,.075,0)
+      self.shape = add(self.shape,cylinder(-.153,.075,0,0,.015))
+      self.pad.append(point(-.11,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2: IN2
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,-.11,.025,0))
+      self.pad.append(point(-.11,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IN2'))
+      #
+      # pin 3: IN1
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,-.11,-.025,0))
+      self.pad.append(point(-.11,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IN1'))
+      #
+      # pin 4: VREF
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,-.11,-.075,0))
+      self.pad.append(point(-.11,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VREF'))
+      #
+      # pin 5: VBB
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,.11,-.075,0))
+      self.pad.append(point(.11,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VBB'))
+      #
+      # pin 6: OUT1
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,.11,-.025,0))
+      self.pad.append(point(.11,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'OUT1'))
+      #
+      # pin 7: LSS
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,.11,.025,0))
+      self.pad.append(point(.11,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'LSS'))
+      #
+      # pin 8: OUT2
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,.11,.075,0))
+      self.pad.append(point(.11,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'OUT2'))
+      #
+      # thermal pad
+      #
+      self.shape = add(self.shape,rectangle(-.04,.04,-.075,.075))
+
+pad_SM8 = cube(-.035,.035,-.016,.016,0,0)
+
+class H_bridge_SM8(part):
+   #
+   # Zetex ZXMHC3A01T8
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = .13
+      #
+      # pin 1: G3 (right N gate)
+      #
+      self.shape = translate(pad_SM8,-d,.09,0)
+      self.shape = add(self.shape,cylinder(-d-.035,.09,0,0,.016))
+      self.pad.append(point(-d,.09,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GRN'))
+      #
+      # pin 2: S2 S3 (N source)
+      #
+      self.shape = add(self.shape,translate(pad_SM8,-d,.03,0))
+      self.pad.append(point(-d,.03,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SN'))
+      #
+      # pin 3: G2 (left N gate)
+      #
+      self.shape = add(self.shape,translate(pad_SM8,-d,-.03,0))
+      self.pad.append(point(-d,-.03,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GLN'))
+      #
+      # pin 4: G1 (left P gate)
+      #
+      self.shape = add(self.shape,translate(pad_SM8,-d,-.09,0))
+      self.pad.append(point(-d,-.09,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GLP'))
+      #
+      # pin 5: D1 D2 (left drain)
+      #
+      self.shape = add(self.shape,translate(pad_SM8,d,-.09,0))
+      self.pad.append(point(d,-.09,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DL'))
+      #
+      # pin 6: S1 S4 (P source)
+      #
+      self.shape = add(self.shape,translate(pad_SM8,d,-.03,0))
+      self.pad.append(point(d,-.03,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SP'))
+      #
+      # pin 7: D3 D4 (right drain)
+      #
+      self.shape = add(self.shape,translate(pad_SM8,d,.03,0))
+      self.pad.append(point(d,.03,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DR'))
+      #
+      # pin 8: G4 (right N gate)
+      #
+      self.shape = add(self.shape,translate(pad_SM8,d,.09,0))
+      self.pad.append(point(d,.09,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GRP'))
+
+pad_mic = cylinder(0,0,0,0,.02)
+
+class mic_SPU0414HR5H(part):
+   #
+   # Knowles SPU0414HR5H-SB
+   #
+   def __init__(self,value=''):
+      s = 0.004
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: Vdd
+      #
+      self.shape = translate(pad_mic,.033,.048,0)
+      self.pad.append(point(.033,.048,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V1',line=s))
+      #
+      # pin 2: GND
+      #
+      self.shape = add(self.shape,translate(pad_mic,.033,-.048,0))
+      self.pad.append(point(.033,-.048,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+      #
+      # pin 3: gain
+      #
+      self.shape = add(self.shape,translate(pad_mic,-.033,-.048,0))
+      self.pad.append(point(-.033,-.048,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'gain',line=s))
+      #
+      # pin 4: out
+      #
+      self.shape = add(self.shape,translate(pad_mic,-.033,.048,0))
+      self.pad.append(point(-.033,.048,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'out',line=s))
+
+class mic_SPM1437(part):
+   #
+   # Knowles SPM1437HM4H-B
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_mic,-.046,.065,0)
+      #self.shape = add(self.shape,cylinder(-.183,.075,0,0,.015))
+      self.pad.append(point(-.046,.065,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_mic,-.046,0,0))
+      self.pad.append(point(-.046,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SEL'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_mic,-.046,-.065,0))
+      self.pad.append(point(-.046,-.065,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_mic,.046,-.065,0))
+      self.pad.append(point(.046,-.065,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLK'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_mic,.046,0,0))
+      self.pad.append(point(.046,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DAT'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_mic,.046,.065,0))
+      self.shape = add(self.shape,translate(pad_mic,.038,.057,0))
+      self.pad.append(point(.046,.065,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+
+pad_accel = cube(-.03,.03,-.0125,.0125,0,0)
+pad_accel90 = cube(-.0125,.0125,-.03,.03,0,0)
+
+class accel_MXD6235M(part):
+   #
+   # MEMSIC MXD6235M
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_accel,-.1,.05,0)
+      self.shape = add(self.shape,cylinder(-.13,.05,0,0,.0125))
+      self.pad.append(point(-.1,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_accel,-.1,0,0))
+      self.pad.append(point(-.1,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TP'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_accel,-.1,-.05,0))
+      self.pad.append(point(-.1,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_accel90,0,-.1,0))
+      self.pad.append(point(0,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_accel,.1,-.05,0))
+      self.pad.append(point(.1,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_accel,.1,0,0))
+      self.pad.append(point(.1,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Y'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad_accel,.1,.05,0))
+      self.pad.append(point(.1,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'X'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad_accel90,0,.1,0))
+      self.pad.append(point(0,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V'))
+      #
+      # ground plane
+      #
+      self.shape = add(self.shape,cube(-.05,.05,-.05,.05,0,0))
+
+pad_cc_14_1 = cube(-.014,.014,-.0075,.0075,0,0)
+pad_cc_14_1_90 = cube(-.0075,.0075,-.014,.014,0,0)
+
+class ADXL343(part):
+   #
+   # ADI ADXL343 accelerometer
+   #
+   def __init__(self,value=''):
+      d = 0.8/25.4
+      w = 1.01/25.4
+      s = 0.004
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_cc_14_1,-w,2.5*d,0)
+      self.pad.append(point(-w,2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,"VD1",line=s))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,-w,1.5*d,0))
+      self.pad.append(point(-w,1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,-w,.5*d,0))
+      self.pad.append(point(-w,.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RSV',line=s))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,-w,-.5*d,0))
+      self.pad.append(point(-w,-.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,-w,-1.5*d,0))
+      self.pad.append(point(-w,-1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,-w,-2.5*d,0))
+      self.pad.append(point(-w,-2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VS',line=s))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1_90,0,-2.5*d,0))
+      self.pad.append(point(0,-2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'-CS',angle=90,line=s))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,w,-2.5*d,0))
+      self.pad.append(point(w,-2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'INT1',line=s))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,w,-1.5*d,0))
+      self.pad.append(point(w,-1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'INT2',line=s))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,w,-.5*d,0))
+      self.pad.append(point(w,-.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC',line=s))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,w,.5*d,0))
+      self.pad.append(point(w,.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RSV',line=s))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,w,1.5*d,0))
+      self.pad.append(point(w,1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'ALT',line=s))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1,w,2.5*d,0))
+      self.pad.append(point(w,2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA',line=s))
+      #
+      # pin 14
+      #
+      self.shape = add(self.shape,translate(pad_cc_14_1_90,0,2.5*d,0))
+      self.pad.append(point(0,2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL',angle=90,line=s))
+
+class VL53L1X(part):
+   #
+   # ST VL53L1X time of flight sensor
+   #
+   def __init__(self,value=''):
+      pad = cube(-.0075,.0075,-.0075,.0075,0,0)
+      d = 0.8/25.4
+      w = 0.8/25.4
+      s = 0.004
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-w,-2*d,0)
+      self.pad.append(point(-w,-2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,"1V",line=s))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-w,-1*d,0))
+      self.pad.append(point(-w,-1*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G',line=s))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-w,0*d,0))
+      self.pad.append(point(-w,0*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G',line=s))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-w,1*d,0))
+      self.pad.append(point(-w,1*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G',line=s))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-w,2*d,0))
+      self.pad.append(point(-w,2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'XS',line=s))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,0,2*d,0))
+      self.pad.append(point(0,2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G',line=s))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,w,2*d,0))
+      self.pad.append(point(w,2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IO',line=s))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,w,1*d,0))
+      self.pad.append(point(w,1*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'NC',line=s))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad,w,0*d,0))
+      self.pad.append(point(w,0*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA',line=s))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad,w,-1*d,0))
+      self.pad.append(point(w,-1*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL',line=s))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad,w,-2*d,0))
+      self.pad.append(point(w,-2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V',line=s))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad,0,-2*d,0))
+      self.pad.append(point(0,-2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'G',line=s))
+
+############################################################
+# ICs
+############################################################
+
+class AVRDB28(part):
+   #
+   # AVR*DB28
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 9.01/2/25.4 # spacing
+      w = 0.4/2/25.4 # width
+      h = 1.4/2/25.4 # height
+      p = 0.8/25.4 # pitch
+      l = 0.004 # text
+      pad = cube(-h,h,-w,w,0,0)
+      padv = cube(-w,w,-h,h,0,0)
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-d,3.5*p,0)
+      self.shape = add(self.shape,cylinder(-d-h,3.5*p,0,0,w))
+      self.pad.append(point(-d,3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'.PA3',line=l))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-d,2.5*p,0))
+      self.pad.append(point(-d,2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA4',line=l))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-d,1.5*p,0))
+      self.pad.append(point(-d,1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA5',line=l))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-d,.5*p,0))
+      self.pad.append(point(-d,.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA6',line=l))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.5*p,0))
+      self.pad.append(point(-d,-.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA7',line=l))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-d,-1.5*p,0))
+      self.pad.append(point(-d,-1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC0',line=l))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-d,-2.5*p,0))
+      self.pad.append(point(-d,-2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC1',line=l))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,-d,-3.5*p,0))
+      self.pad.append(point(-d,-3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC2',line=l))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(padv,-3.5*p,-d,0))
+      self.pad.append(point(-3.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC3',line=l,angle=-90))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(padv,-2.5*p,-d,0))
+      self.pad.append(point(-2.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VIO2',line=l,angle=-90))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(padv,-1.5*p,-d,0))
+      self.pad.append(point(-1.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD1',line=l,angle=-90))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(padv,-.5*p,-d,0))
+      self.pad.append(point(-.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD2',line=l,angle=-90))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(padv,.5*p,-d,0))
+      self.pad.append(point(.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD3',line=l,angle=-90))
+      #
+      # pin 14
+      #
+      self.shape = add(self.shape,translate(padv,1.5*p,-d,0))
+      self.pad.append(point(1.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD4',line=l,angle=-90))
+      #
+      # pin 15
+      #
+      self.shape = add(self.shape,translate(padv,2.5*p,-d,0))
+      self.pad.append(point(2.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD5',line=l,angle=-90))
+      #
+      # pin 16
+      #
+      self.shape = add(self.shape,translate(padv,3.5*p,-d,0))
+      self.pad.append(point(3.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD6',line=l,angle=-90))
+      #
+      # pin 17
+      #
+      self.shape = add(self.shape,translate(pad,d,-3.5*p,0))
+      self.pad.append(point(d,-3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD7',line=l))
+      #
+      # pin 18
+      #
+      self.shape = add(self.shape,translate(pad,d,-2.5*p,0))
+      self.pad.append(point(d,-2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'AVDD',line=l))
+      #
+      # pin 19
+      #
+      self.shape = add(self.shape,translate(pad,d,-1.5*p,0))
+      self.pad.append(point(d,-1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=l))
+      #
+      # pin 20
+      #
+      self.shape = add(self.shape,translate(pad,d,-.5*p,0))
+      self.pad.append(point(d,-.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PF0',line=l))
+      #
+      # pin 21
+      #
+      self.shape = add(self.shape,translate(pad,d,.5*p,0))
+      self.pad.append(point(d,.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PF1',line=l))
+      #
+      # pin 22
+      #
+      self.shape = add(self.shape,translate(pad,d,1.5*p,0))
+      self.pad.append(point(d,1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PF2',line=l))
+      #
+      # pin 23
+      #
+      self.shape = add(self.shape,translate(pad,d,2.5*p,0))
+      self.pad.append(point(d,2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PF3',line=l))
+      #
+      # pin 24
+      #
+      self.shape = add(self.shape,translate(pad,d,3.5*p,0))
+      self.pad.append(point(d,3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PF4',line=l))
+      #
+      # pin 25
+      #
+      self.shape = add(self.shape,translate(padv,3.5*p,d,0))
+      self.pad.append(point(3.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PF5',line=l,angle=-90))
+      #
+      # pin 26
+      #
+      self.shape = add(self.shape,translate(padv,2.5*p,d,0))
+      self.pad.append(point(2.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PF6',line=l,angle=-90))
+      #
+      # pin 27
+      #
+      self.shape = add(self.shape,translate(padv,1.5*p,d,0))
+      self.pad.append(point(1.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'UPDI',line=l,angle=-90))
+      #
+      # pin 28
+      #
+      self.shape = add(self.shape,translate(padv,.5*p,d,0))
+      self.pad.append(point(.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VDD',line=l,angle=-90))
+      #
+      # pin 29
+      #
+      self.shape = add(self.shape,translate(padv,-.5*p,d,0))
+      self.pad.append(point(-.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=l,angle=-90))
+      #
+      # pin 30
+      #
+      self.shape = add(self.shape,translate(padv,-1.5*p,d,0))
+      self.pad.append(point(-1.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA0',line=l,angle=-90))
+      #
+      # pin 31
+      #
+      self.shape = add(self.shape,translate(padv,-2.5*p,d,0))
+      self.pad.append(point(-2.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA1',line=l,angle=-90))
+      #
+      # pin 32
+      #
+      self.shape = add(self.shape,translate(padv,-3.5*p,d,0))
+      self.pad.append(point(-3.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA2',line=l,angle=-90))
+
+class ATtiny3216(part):
+   #
+   # SOIC-20
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 9.82/2/25.4
+      w = .63/2/25.4
+      h = 1.9/2/25.4
+      pad = cube(-h,h,-w,w,0,0)
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-d,.225,0)
+      self.shape = add(self.shape,cylinder(-d-h,.225,0,0,w))
+      self.pad.append(point(-d,.225,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1VCC'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-d,.175,0))
+      self.pad.append(point(-d,.175,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA4'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-d,.125,0))
+      self.pad.append(point(-d,.125,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA5'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-d,.075,0))
+      self.pad.append(point(-d,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA6'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-d,.025,0))
+      self.pad.append(point(-d,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA7'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.025,0))
+      self.pad.append(point(-d,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB5'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.075,0))
+      self.pad.append(point(-d,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB4'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.125,0))
+      self.pad.append(point(-d,-.125,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RB3'))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.175,0))
+      self.pad.append(point(-d,-.175,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TB2'))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.225,0))
+      self.pad.append(point(-d,-.225,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB1'))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad,d,-.225,0))
+      self.pad.append(point(d,-.225,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB0'))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad,d,-.175,0))
+      self.pad.append(point(d,-.175,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC0'))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(pad,d,-.125,0))
+      self.pad.append(point(d,-.125,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC1'))
+      #
+      # pin 14
+      #
+      self.shape = add(self.shape,translate(pad,d,-.075,0))
+      self.pad.append(point(d,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC2'))
+      #
+      # pin 15
+      #
+      self.shape = add(self.shape,translate(pad,d,-.025,0))
+      self.pad.append(point(d,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC3'))
+      #
+      # pin 16
+      #
+      self.shape = add(self.shape,translate(pad,d,.025,0))
+      self.pad.append(point(d,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'UPDI'))
+      #
+      # pin 17
+      #
+      self.shape = add(self.shape,translate(pad,d,.075,0))
+      self.pad.append(point(d,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA1'))
+      #
+      # pin 18
+      #
+      self.shape = add(self.shape,translate(pad,d,.125,0))
+      self.pad.append(point(d,.125,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA2'))
+      #
+      # pin 19
+      #
+      self.shape = add(self.shape,translate(pad,d,.175,0))
+      self.pad.append(point(d,.175,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA3'))
+      #
+      # pin 20
+      #
+      self.shape = add(self.shape,translate(pad,d,.225,0))
+      self.pad.append(point(d,.225,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class SAMD21E(part):
+   #
+   # TQFP
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 9.01/2/25.4 # spacing
+      w = 0.4/2/25.4 # width
+      h = 1.4/2/25.4 # height
+      p = 0.8/25.4 # pitch
+      l = 0.004 # text
+      pad = cube(-h,h,-w,w,0,0)
+      padv = cube(-w,w,-h,h,0,0)
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-d,3.5*p,0)
+      self.shape = add(self.shape,cylinder(-d-h,3.5*p,0,0,w))
+      self.pad.append(point(-d,3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1A0',line=l))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-d,2.5*p,0))
+      self.pad.append(point(-d,2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A01',line=l))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-d,1.5*p,0))
+      self.pad.append(point(-d,1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A02',line=l))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-d,.5*p,0))
+      self.pad.append(point(-d,.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A03',line=l))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.5*p,0))
+      self.pad.append(point(-d,-.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A04',line=l))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-d,-1.5*p,0))
+      self.pad.append(point(-d,-1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A05',line=l))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-d,-2.5*p,0))
+      self.pad.append(point(-d,-2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A06',line=l))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,-d,-3.5*p,0))
+      self.pad.append(point(-d,-3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A07',line=l))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(padv,-3.5*p,-d,0))
+      self.pad.append(point(-3.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VAN',line=l,angle=-90))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(padv,-2.5*p,-d,0))
+      self.pad.append(point(-2.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=l,angle=-90))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(padv,-1.5*p,-d,0))
+      self.pad.append(point(-1.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A08',line=l,angle=-90))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(padv,-.5*p,-d,0))
+      self.pad.append(point(-.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A09',line=l,angle=-90))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(padv,.5*p,-d,0))
+      self.pad.append(point(.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A10',line=l,angle=-90))
+      #
+      # pin 14
+      #
+      self.shape = add(self.shape,translate(padv,1.5*p,-d,0))
+      self.pad.append(point(1.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A11',line=l,angle=-90))
+      #
+      # pin 15
+      #
+      self.shape = add(self.shape,translate(padv,2.5*p,-d,0))
+      self.pad.append(point(2.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A14',line=l,angle=-90))
+      #
+      # pin 16
+      #
+      self.shape = add(self.shape,translate(padv,3.5*p,-d,0))
+      self.pad.append(point(3.5*p,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A15',line=l,angle=-90))
+      #
+      # pin 17
+      #
+      self.shape = add(self.shape,translate(pad,d,-3.5*p,0))
+      self.pad.append(point(d,-3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A16',line=l))
+      #
+      # pin 18
+      #
+      self.shape = add(self.shape,translate(pad,d,-2.5*p,0))
+      self.pad.append(point(d,-2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A17',line=l))
+      #
+      # pin 19
+      #
+      self.shape = add(self.shape,translate(pad,d,-1.5*p,0))
+      self.pad.append(point(d,-1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A18',line=l))
+      #
+      # pin 20
+      #
+      self.shape = add(self.shape,translate(pad,d,-.5*p,0))
+      self.pad.append(point(d,-.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A19',line=l))
+      #
+      # pin 21
+      #
+      self.shape = add(self.shape,translate(pad,d,.5*p,0))
+      self.pad.append(point(d,.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A22',line=l))
+      #
+      # pin 22
+      #
+      self.shape = add(self.shape,translate(pad,d,1.5*p,0))
+      self.pad.append(point(d,1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A23',line=l))
+      #
+      # pin 23
+      #
+      self.shape = add(self.shape,translate(pad,d,2.5*p,0))
+      self.pad.append(point(d,2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'24-',line=l))
+      #
+      # pin 24
+      #
+      self.shape = add(self.shape,translate(pad,d,3.5*p,0))
+      self.pad.append(point(d,3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'25+',line=l))
+      #
+      # pin 25
+      #
+      self.shape = add(self.shape,translate(padv,3.5*p,d,0))
+      self.pad.append(point(3.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A27',line=l,angle=-90))
+      #
+      # pin 26
+      #
+      self.shape = add(self.shape,translate(padv,2.5*p,d,0))
+      self.pad.append(point(2.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST',line=l,angle=-90))
+      #
+      # pin 27
+      #
+      self.shape = add(self.shape,translate(padv,1.5*p,d,0))
+      self.pad.append(point(1.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A28',line=l,angle=-90))
+      #
+      # pin 28
+      #
+      self.shape = add(self.shape,translate(padv,.5*p,d,0))
+      self.pad.append(point(.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=l,angle=-90))
+      #
+      # pin 29
+      #
+      self.shape = add(self.shape,translate(padv,-.5*p,d,0))
+      self.pad.append(point(-.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCR',line=l,angle=-90))
+      #
+      # pin 30
+      #
+      self.shape = add(self.shape,translate(padv,-1.5*p,d,0))
+      self.pad.append(point(-1.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VIN',line=l,angle=-90))
+      #
+      # pin 31
+      #
+      self.shape = add(self.shape,translate(padv,-2.5*p,d,0))
+      self.pad.append(point(-2.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLK',line=l,angle=-90))
+      #
+      # pin 32
+      #
+      self.shape = add(self.shape,translate(padv,-3.5*p,d,0))
+      self.pad.append(point(-3.5*p,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DIO',line=l,angle=-90))
+
+class SAMD11D(part):
+   #
+   # SOIC-20
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 9.82/2/25.4
+      w = .63/2/25.4
+      h = 1.9/2/25.4
+      pad = cube(-h,h,-w,w,0,0)
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-d,.225,0)
+      self.shape = add(self.shape,cylinder(-d-h,.225,0,0,w))
+      self.pad.append(point(-d,.225,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1A05'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-d,.175,0))
+      self.pad.append(point(-d,.175,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A06'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-d,.125,0))
+      self.pad.append(point(-d,.125,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A07'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-d,.075,0))
+      self.pad.append(point(-d,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A08'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-d,.025,0))
+      self.pad.append(point(-d,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A09'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.025,0))
+      self.pad.append(point(-d,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A14'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.075,0))
+      self.pad.append(point(-d,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A15'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.125,0))
+      self.pad.append(point(-d,-.125,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A16'))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.175,0))
+      self.pad.append(point(-d,-.175,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A22'))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.225,0))
+      self.pad.append(point(-d,-.225,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A23'))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad,d,-.225,0))
+      self.pad.append(point(d,-.225,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad,d,-.175,0))
+      self.pad.append(point(d,-.175,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLK'))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(pad,d,-.125,0))
+      self.pad.append(point(d,-.125,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DIO'))
+      #
+      # pin 14
+      #
+      self.shape = add(self.shape,translate(pad,d,-.075,0))
+      self.pad.append(point(d,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'24-'))
+      #
+      # pin 15
+      #
+      self.shape = add(self.shape,translate(pad,d,-.025,0))
+      self.pad.append(point(d,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'25+'))
+      #
+      # pin 16
+      #
+      self.shape = add(self.shape,translate(pad,d,.025,0))
+      self.pad.append(point(d,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 17
+      #
+      self.shape = add(self.shape,translate(pad,d,.075,0))
+      self.pad.append(point(d,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 18
+      #
+      self.shape = add(self.shape,translate(pad,d,.125,0))
+      self.pad.append(point(d,.125,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A02'))
+      #
+      # pin 19
+      #
+      self.shape = add(self.shape,translate(pad,d,.175,0))
+      self.pad.append(point(d,.175,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A03'))
+      #
+      # pin 20
+      #
+      self.shape = add(self.shape,translate(pad,d,.225,0))
+      self.pad.append(point(d,.225,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A04'))
+
+class ATtiny1614(part):
+   #
+   # SOIC
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 0.11
+      w = 0.015
+      h = .03
+      pad = cube(-h,h,-w,w,0,0)
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-d,.15,0)
+      self.shape = add(self.shape,cylinder(-d-h,.15,0,0,w))
+      self.pad.append(point(-d,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'.VCC'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-d,.1,0))
+      self.pad.append(point(-d,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA4'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-d,.050,0))
+      self.pad.append(point(-d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA5'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-d,0,0))
+      self.pad.append(point(-d,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA6'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.05,0))
+      self.pad.append(point(-d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA7'))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.1,0))
+      self.pad.append(point(-d,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RB3'))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.15,0))
+      self.pad.append(point(-d,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TB2'))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,d,-.15,0))
+      self.pad.append(point(d,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB1'))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad,d,-.1,0))
+      self.pad.append(point(d,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB0'))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad,d,-.05,0))
+      self.pad.append(point(d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'UPDI'))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad,d,0,0))
+      self.pad.append(point(d,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA1'))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad,d,.050,0))
+      self.pad.append(point(d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA2'))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(pad,d,.1,0))
+      self.pad.append(point(d,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA3'))
+      #
+      # pin 14
+      self.shape = add(self.shape,translate(pad,d,.15,0))
+      self.pad.append(point(d,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class FT230XS(part):
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 0.11
+      w = 0.0053
+      h = .03
+      p = .65/25.4
+      l = 0.004
+      pad = cube(-h,h,-w,w,0,0)
+      #
+      # pin 1
+      #
+      self.shape = translate(pad,-d,3.5*p,0)
+      self.shape = add(self.shape,cylinder(-d-h,3.5*p,0,0,w))
+      self.pad.append(point(-d,3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1TXD',line=l))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad,-d,2.5*p,0))
+      self.pad.append(point(-d,2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RTS',line=l))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad,-d,1.5*p,0))
+      self.pad.append(point(-d,1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VIO',line=l))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad,-d,.5*p,0))
+      self.pad.append(point(-d,.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RXD',line=l))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.5*p,0))
+      self.pad.append(point(-d,-.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=l))
+      #
+      # pin 6
+      #
+      self.shape = add(self.shape,translate(pad,-d,-1.5*p,0))
+      self.pad.append(point(-d,-1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CTS',line=l))
+      #
+      # pin 7
+      #
+      self.shape = add(self.shape,translate(pad,-d,-2.5*p,0))
+      self.pad.append(point(-d,-2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CB2',line=l))
+      #
+      # pin 8
+      #
+      self.shape = add(self.shape,translate(pad,-d,-3.5*p,0))
+      self.pad.append(point(-d,-3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'USP',line=l))
+      #
+      # pin 9
+      #
+      self.shape = add(self.shape,translate(pad,d,-3.5*p,0))
+      self.pad.append(point(d,-3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'USM',line=l))
+      #
+      # pin 10
+      #
+      self.shape = add(self.shape,translate(pad,d,-2.5*p,0))
+      self.pad.append(point(d,-2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'3V3',line=l))
+      #
+      # pin 11
+      #
+      self.shape = add(self.shape,translate(pad,d,-1.5*p,0))
+      self.pad.append(point(d,-1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST',line=l))
+      #
+      # pin 12
+      #
+      self.shape = add(self.shape,translate(pad,d,-.5*p,0))
+      self.pad.append(point(d,-.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC',line=l))
+      #
+      # pin 13
+      #
+      self.shape = add(self.shape,translate(pad,d,.5*p,0))
+      self.pad.append(point(d,.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=l))
+      #
+      # pin 14
+      self.shape = add(self.shape,translate(pad,d,1.5*p,0))
+      self.pad.append(point(d,1.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CB1',line=l))
+      #
+      # pin 15
+      #
+      self.shape = add(self.shape,translate(pad,d,2.5*p,0))
+      self.pad.append(point(d,2.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CB0',line=l))
+      #
+      # pin 16
+      self.shape = add(self.shape,translate(pad,d,3.5*p,0))
+      self.pad.append(point(d,3.5*p,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CB3',line=l))
+
+
+class ATtiny412(part):
+   #
+   # SOIC150
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 0.11
+      w = 0.015
+      h = .03
+      pad = cube(-h,h,-w,w,0,0)
+      #
+      # pin 1: VCC
+      #
+      self.shape = translate(pad,-d,.075,0)
+      self.shape = add(self.shape,cylinder(-d-h,.075,0,0,w))
+      self.pad.append(point(-d,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 2: PA6
+      #
+      self.shape = add(self.shape,translate(pad,-d,.025,0))
+      self.pad.append(point(-d,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA6'))
+      #
+      # pin 3: PA7
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.025,0))
+      self.pad.append(point(-d,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA7'))
+      #
+      # pin 4: PA1
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.075,0))
+      self.pad.append(point(-d,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA1'))
+      #
+      # pin 5: PA2
+      #
+      self.shape = add(self.shape,translate(pad,d,-.075,0))
+      self.pad.append(point(d,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA2'))
+      #
+      # pin 6: UPDI
+      #
+      self.shape = add(self.shape,translate(pad,d,-.025,0))
+      self.pad.append(point(d,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'UPDI'))
+      #
+      # pin 7: PA3
+      #
+      self.shape = add(self.shape,translate(pad,d,.025,0))
+      self.pad.append(point(d,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA3'))
+      #
+      # pin 8: GND
+      #
+      self.shape = add(self.shape,translate(pad,d,.075,0))
+      self.pad.append(point(d,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+class SAMD11C(part):
+   #
+   # SOIC
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 0.11
+      w = 0.015
+      h = .03
+      pad = cube(-h,h,-w,w,0,0)
+      #
+      # pin 1: PA05
+      #
+      self.shape = translate(pad,-d,.15,0)
+      self.shape = add(self.shape,cylinder(-d-h,.15,0,0,w))
+      self.pad.append(point(-d,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1A05'))
+      #
+      # pin 2: PA08
+      #
+      self.shape = add(self.shape,translate(pad,-d,.1,0))
+      self.pad.append(point(-d,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A08'))
+      #
+      # pin 3: PA09
+      #
+      self.shape = add(self.shape,translate(pad,-d,.050,0))
+      self.pad.append(point(-d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A09'))
+      #
+      # pin 4: PA14
+      #
+      self.shape = add(self.shape,translate(pad,-d,0,0))
+      self.pad.append(point(-d,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A14'))
+      #
+      # pin 5: PA15
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.05,0))
+      self.pad.append(point(-d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A15'))
+      #
+      # pin 6: nRESET
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.1,0))
+      self.pad.append(point(-d,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 7: CLK
+      #
+      self.shape = add(self.shape,translate(pad,-d,-.15,0))
+      self.pad.append(point(-d,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLK'))
+      #
+      # pin 8: DIO
+      #
+      self.shape = add(self.shape,translate(pad,d,-.15,0))
+      self.pad.append(point(d,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DIO'))
+      #
+      # pin 9: PA24/D-
+      #
+      self.shape = add(self.shape,translate(pad,d,-.1,0))
+      self.pad.append(point(d,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'24-'))
+      #
+      # pin 10: PA25/D+
+      #
+      self.shape = add(self.shape,translate(pad,d,-.05,0))
+      self.pad.append(point(d,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'25+'))
+      #
+      # pin 11: GND
+      #
+      self.shape = add(self.shape,translate(pad,d,0,0))
+      self.pad.append(point(d,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 12: VDD
+      #
+      self.shape = add(self.shape,translate(pad,d,.050,0))
+      self.pad.append(point(d,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VDD'))
+      #
+      # pin 13: PA02
+      #
+      self.shape = add(self.shape,translate(pad,d,.1,0))
+      self.pad.append(point(d,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A02'))
+      #
+      # pin 14: PA04
+      #
+      self.shape = add(self.shape,translate(pad,d,.15,0))
+      self.pad.append(point(d,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A04'))
+
+pad_SOT23_5 = cube(-.01,.01,-.02,.02,0,0)
+
+class op_amp_SOT23_5(part):
+   def __init__(self,value=''):
+      self.value = value
+      self.x = 0
+      self.y = 0
+      self.z = 0
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: output
+      #
+      self.shape = translate(pad_SOT23_5,-.0375,-.045,0)
+      self.pad.append(point(-.0375,-.045,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'O'))
+      #
+      # pin 2: V-
+      #
+      self.shape = add(self.shape,translate(pad_SOT23_5,0,-.045,0))
+      self.pad.append(point(0,-.045,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V-'))
+      #
+      # pin 3: I+
+      #
+      self.shape = add(self.shape,translate(pad_SOT23_5,.0375,-.045,0))
+      self.pad.append(point(.0375,-.045,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'I+'))
+      #
+      # pin 4: I-
+      #
+      self.shape = add(self.shape,translate(pad_SOT23_5,.0375,.045,0))
+      self.pad.append(point(.0375,.045,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'I-'))
+      #
+      # pin 5: V+
+      #
+      self.shape = add(self.shape,translate(pad_SOT23_5,-.0375,.045,0))
+      self.pad.append(point(-.0375,.045,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V+'))
+
+pad_SOICN = cube(-.035,.035,-.015,.015,0,0)
+
+class op_amp_SOICN(part):
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: A out
+      #
+      self.shape = translate(pad_SOICN,-.12,.075,0)
+      self.pad.append(point(-.12,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1 Ao'))
+      #
+      # pin 2: A-
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,-.12,.025,0))
+      self.pad.append(point(-.12,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A-'))
+      #
+      # pin 3: A+
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,-.12,-.025,0))
+      self.pad.append(point(-.12,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'A+'))
+      #
+      # pin 4: V-
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,-.12,-.075,0))
+      self.pad.append(point(-.12,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V-'))
+      #
+      # pin 5: B+
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,-.075,0))
+      self.pad.append(point(.12,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'B+'))
+      #
+      # pin 6: B-
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,-.025,0))
+      self.pad.append(point(.12,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'B-'))
+      #
+      # pin 7: B out
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,.025,0))
+      self.pad.append(point(.12,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Bo'))
+      #
+      # pin 8: V+
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,.075,0))
+      self.pad.append(point(.12,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'V+'))
+
+TSSOP_pad_width = 0.040
+TSSOP_pad_height = 0.011
+TSSOP_pad_dy = 0.026
+TSSOP_pad_dx = 0.120
+pad_TSSOP = cube(-TSSOP_pad_width/2.0,TSSOP_pad_width/2.0,-TSSOP_pad_height/2.0,TSSOP_pad_height/2.0,0,0)
+
+class TRC102(part):
+   #
+   # RFM TRC102 ISM transceiver
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: SDI
+      #
+      self.shape = translate(pad_TSSOP,-TSSOP_pad_dx,3.5*TSSOP_pad_dy,0)
+      self.pad.append(point(-TSSOP_pad_dx,3.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1 SDI'))
+      #
+      # pin 2: SCK
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,2.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,2.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK'))
+      #
+      # pin 3: nCS
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,1.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,1.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'nCS'))
+      #
+      # pin 4: SDO
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,0.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,0.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDO'))
+      #
+      # pin 5: IRQ
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,-0.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,-0.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IRQ'))
+      #
+      # pin 6: DATA/nFSEL
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,-1.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,-1.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DATA'))
+      #
+      # pin 7: CR
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,-2.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,-2.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CR'))
+      #
+      # pin 8: CLKOUT
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,-3.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,-3.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLKOUT'))
+      #
+      # pin 9: Xtal/Ref
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,-3.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,-3.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Xtal'))
+      #
+      # pin 10: RESET
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,-2.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,-2.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RESET'))
+      #
+      # pin 11: GND
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,-1.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,-1.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 12: RF_P
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,-0.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,-0.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RF_P'))
+      #
+      # pin 13: RF_N
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,0.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,0.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RF_N'))
+      #
+      # pin 14: VDD
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,1.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,1.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VDD'))
+      #
+      # pin 15: RSSIA
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,2.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,2.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RSSIA'))
+      #
+      # pin 16: nINT/DDET
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,3.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,3.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'nINT'))
+
+pad_SOIC = cube(-.041,.041,-.015,.015,0,0)
+
+class ATtiny45_SOIC(part):
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: PB5/dW/ADC0/-RESET/PCINT5
+      #
+      self.shape = translate(pad_SOIC,-.14,.075,0)
+      self.shape = add(self.shape,cylinder(-.183,.075,0,0,.015))
+      self.pad.append(point(-.14,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST'))
+      #
+      # pin 2: PB3/ADC3/-OC1B/CLKI/XTAL1/PCINT3
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,-.14,.025,0))
+      self.pad.append(point(-.14,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB3'))
+      #
+      # pin 3: PB4/ADC2/OC1B/CLKO/XTAL2/PCINT4
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,-.14,-.025,0))
+      self.pad.append(point(-.14,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB4'))
+      #
+      # pin 4: GND
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,-.14,-.075,0))
+      self.pad.append(point(-.14,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 5: PB0/MOSI/DI/SDA/AIN0/OC0A/-OC1A/AREF/PCINT0
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,.14,-.075,0))
+      self.pad.append(point(.14,-.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB0'))
+      #
+      # pin 6: PB1/MISO/DO/AIN1/OC0B/OC1A/PCINT1
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,.14,-.025,0))
+      self.pad.append(point(.14,-.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB1'))
+      #
+      # pin 7: PB2/SCK/USCK/SCL/ADC1/T0/INT0/PCINT2
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,.14,.025,0))
+      self.pad.append(point(.14,.025,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB2'))
+      #
+      # pin 8: VCC
+      #
+      self.shape = add(self.shape,translate(pad_SOIC,.14,.075,0))
+      self.pad.append(point(.14,.075,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+
+class ATtiny44_SOICN(part):
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: VCC
+      #
+      self.shape = translate(pad_SOICN,-.12,.15,0)
+      self.shape = add(self.shape,cylinder(-.155,.15,0,0,.015))
+      self.pad.append(point(-.12,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 2: PB0/XTAL1/PCINT8
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,-.12,.1,0))
+      self.pad.append(point(-.12,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB0'))
+      #
+      # pin 3: PB1/XTAL2/PCINT9
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,-.12,.050,0))
+      self.pad.append(point(-.12,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB1'))
+      #
+      # pin 4: PB3/dW/-RESET/PCINT11
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,-.12,0,0))
+      self.pad.append(point(-.12,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB3'))
+      #
+      # pin 5: PB2/CKOUT/OC0A/INT0/PCINT10
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,-.12,-.05,0))
+      self.pad.append(point(-.12,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB2'))
+      #
+      # pin 6: PA7/ADC7/OC0B/ICP/PCINT7
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,-.12,-.1,0))
+      self.pad.append(point(-.12,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA7'))
+      #
+      # pin 7: PA6/ADC6/MOSI/SDA/OC1A/PCINT6
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,-.12,-.15,0))
+      self.pad.append(point(-.12,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA6'))
+      #
+      # pin 8: PA5/ADC5/DO/MISO/OC1B/PCINT5
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,-.15,0))
+      self.pad.append(point(.12,-.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA5'))
+      #
+      # pin 9: PA4/ADC4/USCK/SCL/T1/PCINT4
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,-.1,0))
+      self.pad.append(point(.12,-.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA4'))
+      #
+      # pin 10: PA3/ADC3/T0/PCINT3
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,-.05,0))
+      self.pad.append(point(.12,-.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA3'))
+      #
+      # pin 11: PA2/ADC2/AIN1/PCINT2
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,0,0))
+      self.pad.append(point(.12,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA2'))
+      #
+      # pin 12: PA1/ADC1/AIN0/PCINT1
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,.050,0))
+      self.pad.append(point(.12,.05,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA1'))
+      #
+      # pin 13: PA0/ADC0/AREF/PCINT0
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,.1,0))
+      self.pad.append(point(.12,.1,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA0'))
+      #
+      # pin 14: GND
+      #
+      self.shape = add(self.shape,translate(pad_SOICN,.12,.15,0))
+      self.pad.append(point(.12,.15,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+
+pad_TQFP_h = cube(-.025,.025,-.007,.007,0,0)
+pad_TQFP_v = cube(-.007,.007,-.025,.025,0,0)
+
+class ATxmegaE5_TQFP(part):
+   def __init__(self,value=''):
+      c = .18
+      d = 0.8/25.4
+      s = 0.004
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: GND
+      #
+      self.shape = translate(pad_TQFP_h,-c,3.5*d,0)
+      self.pad.append(point(-c,3.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1 GND',line=s))
+      #
+      # pin 2: PA4
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,2.5*d,0))
+      self.pad.append(point(-c,2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA4',line=s))
+      #
+      # pin 3: PA3
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,1.5*d,0))
+      self.pad.append(point(-c,1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA3',line=s))
+      #
+      # pin 4: PA2
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,.5*d,0))
+      self.pad.append(point(-c,.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA2',line=s))
+      #
+      # pin 5: PA1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-.5*d,0))
+      self.pad.append(point(-c,-.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA1',line=s))
+      #
+      # pin 6: PA0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-1.5*d,0))
+      self.pad.append(point(-c,-1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA0',line=s))
+      #
+      # pin 7: PDI/DATA
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-2.5*d,0))
+      self.pad.append(point(-c,-2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PDI/DATA',line=s))
+      #
+      # pin 8: RST/CLOCK
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-3.5*d,0))
+      self.pad.append(point(-c,-3.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RST/CLOCK',line=s))
+      #
+      # pin 9: PC7
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-3.5*d,-c,0))
+      self.pad.append(point(-3.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC7',angle=90,line=s))
+      #
+      # pin 10: PC6
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-2.5*d,-c,0))
+      self.pad.append(point(-2.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC6',angle=90,line=s))
+      #
+      # pin 11: PC5
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-1.5*d,-c,0))
+      self.pad.append(point(-1.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC5',angle=90,line=s))
+      #
+      # pin 12: PC4
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-.5*d,-c,0))
+      self.pad.append(point(-.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC4',angle=90,line=s))
+      #
+      # pin 13: PC3
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,.5*d,-c,0))
+      self.pad.append(point(.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC3',angle=90,line=s))
+      #
+      # pin 14: PC2
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,1.5*d,-c,0))
+      self.pad.append(point(1.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC2',angle=90,line=s))
+      #
+      # pin 15: PC1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,2.5*d,-c,0))
+      self.pad.append(point(2.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC1',angle=90,line=s))
+      #
+      # pin 16: PC0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,3.5*d,-c,0))
+      self.pad.append(point(3.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC0',angle=90,line=s))
+      #
+      # pin 17: VCC
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-3.5*d,0))
+      self.pad.append(point(c,-3.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC',line=s))
+      #
+      # pin 18: GND
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-2.5*d,0))
+      self.pad.append(point(c,-2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+      #
+      # pin 19: PR1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-1.5*d,0))
+      self.pad.append(point(c,-1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PR1',line=s))
+      #
+      # pin 20: PR0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-.5*d,0))
+      self.pad.append(point(c,-.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PR0',line=s))
+      #
+      # pin 21: PD7
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,.5*d,0))
+      self.pad.append(point(c,.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD7',line=s))
+      #
+      # pin 22: PD6
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,1.5*d,0))
+      self.pad.append(point(c,1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD6',line=s))
+      #
+      # pin 23: PD5
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,2.5*d,0))
+      self.pad.append(point(c,2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD5',line=s))
+      #
+      # pin 24: PD4
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,3.5*d,0))
+      self.pad.append(point(c,3.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD4',line=s))
+      #
+      # pin 25: PD3
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,3.5*d,c,0))
+      self.pad.append(point(3.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD3',angle=90,line=s))
+      #
+      # pin 26: PD2
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,2.5*d,c,0))
+      self.pad.append(point(2.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD2',angle=90,line=s))
+      #
+      # pin 27: PD1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,1.5*d,c,0))
+      self.pad.append(point(1.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD1',angle=90,line=s))
+      #
+      # pin 28: PD0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,.5*d,c,0))
+      self.pad.append(point(.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD0',angle=90,line=s))
+      #
+      # pin 29: PA7
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-.5*d,c,0))
+      self.pad.append(point(-.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA7',angle=90,line=s))
+      #
+      # pin 30: PA6
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-1.5*d,c,0))
+      self.pad.append(point(-1.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA6',angle=90,line=s))
+      #
+      # pin 31: PA5
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-2.5*d,c,0))
+      self.pad.append(point(-2.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA5',angle=90,line=s))
+      #
+      # pin 32: AVCC
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-3.5*d,c,0))
+      self.pad.append(point(-3.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'AVCC',angle=90,line=s))
+
+class ATmega88_TQFP(part):
+   def __init__(self,value=''):
+      c = .18
+      d = .031
+      s = 0.004
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: PD3/PCINT19/OC2B/INT1
+      #
+      self.shape = translate(pad_TQFP_h,-c,3.5*d,0)
+      self.pad.append(point(-c,3.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1 PD3',line=s))
+      #
+      # pin 2: PD4/PCINT20/XCK/T0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,2.5*d,0))
+      self.pad.append(point(-c,2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD4',line=s))
+      #
+      # pin 3: GND
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,1.5*d,0))
+      self.pad.append(point(-c,1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+      #
+      # pin 4: VCC
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,.5*d,0))
+      self.pad.append(point(-c,.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC',line=s))
+      #
+      # pin 5: GND
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-.5*d,0))
+      self.pad.append(point(-c,-.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+      #
+      # pin 6: VCC
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-1.5*d,0))
+      self.pad.append(point(-c,-1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC',line=s))
+      #
+      # pin 7: PB6/PCINT6/XTAL1/TOSC1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-2.5*d,0))
+      self.pad.append(point(-c,-2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB6',line=s))
+      #
+      # pin 8: PB7/PCINT7/XTAL2/TOSC2
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-3.5*d,0))
+      self.pad.append(point(-c,-3.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB7',line=s))
+      #
+      # pin 9: PD5/PCINT21/OC0B/T1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-3.5*d,-c,0))
+      self.pad.append(point(-3.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD5',angle=90,line=s))
+      #
+      # pin 10: PD6/PCINT22/OC0A/AIN0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-2.5*d,-c,0))
+      self.pad.append(point(-2.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD6',angle=90,line=s))
+      #
+      # pin 11: PD7/PCINT23/AIN1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-1.5*d,-c,0))
+      self.pad.append(point(-1.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD7',angle=90,line=s))
+      #
+      # pin 12: PB0/PCINT0/CLKO/ICP1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-.5*d,-c,0))
+      self.pad.append(point(-.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB0',angle=90,line=s))
+      #
+      # pin 13: PB1/PCINT1/OC1A
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,.5*d,-c,0))
+      self.pad.append(point(.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB1',angle=90,line=s))
+      #
+      # pin 14: PB2/PCINT2/-SS/OC1B
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,1.5*d,-c,0))
+      self.pad.append(point(1.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB2',angle=90,line=s))
+      #
+      # pin 15: PB3/PCINT3/OC2A/MOSI
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,2.5*d,-c,0))
+      self.pad.append(point(2.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB3',angle=90,line=s))
+      #
+      # pin 16: PB4/PCINT4/MISO
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,3.5*d,-c,0))
+      self.pad.append(point(3.5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB4',angle=90,line=s))
+      #
+      # pin 17: PB5/SCK/PCINT5
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-3.5*d,0))
+      self.pad.append(point(c,-3.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB5',line=s))
+      #
+      # pin 18: AVCC
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-2.5*d,0))
+      self.pad.append(point(c,-2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'AVCC',line=s))
+      #
+      # pin 19: ADC6
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-1.5*d,0))
+      self.pad.append(point(c,-1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'ADC6',line=s))
+      #
+      # pin 20: AREF
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-.5*d,0))
+      self.pad.append(point(c,-.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'AREF',line=s))
+      #
+      # pin 21: GND
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,.5*d,0))
+      self.pad.append(point(c,.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND',line=s))
+      #
+      # pin 22: ADC7
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,1.5*d,0))
+      self.pad.append(point(c,1.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'ADC7',line=s))
+      #
+      # pin 23: PC0/ADC0/PCINT8
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,2.5*d,0))
+      self.pad.append(point(c,2.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC0',line=s))
+      #
+      # pin 24: PC1/ADC1/PCINT9
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,3.5*d,0))
+      self.pad.append(point(c,3.5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC1',line=s))
+      #
+      # pin 25: PC2/ADC2/PCINT10
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,3.5*d,c,0))
+      self.pad.append(point(3.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC2',angle=90,line=s))
+      #
+      # pin 26: PC3/ADC3/PCINT11
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,2.5*d,c,0))
+      self.pad.append(point(2.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC3',angle=90,line=s))
+      #
+      # pin 27: PC4/ADC4/SDA/PCINT12
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,1.5*d,c,0))
+      self.pad.append(point(1.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC4',angle=90,line=s))
+      #
+      # pin 28: PC5/ADC5/SCL/PCINT13
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,.5*d,c,0))
+      self.pad.append(point(.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC5',angle=90,line=s))
+      #
+      # pin 29: PC6/-RESET/PCINT14
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-.5*d,c,0))
+      self.pad.append(point(-.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC6',angle=90,line=s))
+      #
+      # pin 30: PD0/RXD/PCINT16
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-1.5*d,c,0))
+      self.pad.append(point(-1.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD0',angle=90,line=s))
+      #
+      # pin 31: PD1/TXD/PCINT17
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-2.5*d,c,0))
+      self.pad.append(point(-2.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD1',angle=90,line=s))
+      #
+      # pin 32: PD2/INT0/PCINT18
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-3.5*d,c,0))
+      self.pad.append(point(-3.5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD2',angle=90,line=s))
+
+class ATmega644_TQFP(part):
+   def __init__(self,value=''):
+      c = .235
+      d = .031
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: PB5/PCINT13/MOSI
+      #
+      self.shape = translate(pad_TQFP_h,-c,5*d,0)
+      self.pad.append(point(-c,5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'*MOSI (1)'))
+      #
+      # pin 2: PB6/PCINT14/MISO
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,4*d,0))
+      self.pad.append(point(-c,4*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'MISO'))
+      #
+      # pin 3: PB7/PCINT15/SCK
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,3*d,0))
+      self.pad.append(point(-c,3*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK'))
+      #
+      # pin 4: -RESET
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,2*d,0))
+      self.pad.append(point(-c,2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'-RESET'))
+      #
+      # pin 5: VCC
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,d,0))
+      self.pad.append(point(-c,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 6: GND
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,0,0))
+      self.pad.append(point(-c,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 7: XTAL2
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-d,0))
+      self.pad.append(point(-c,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'XTAL2'))
+      #
+      # pin 8: XTAL1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-2*d,0))
+      self.pad.append(point(-c,-2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'XTAL1'))
+      #
+      # pin 9: PD0/PCINT24/RXD0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-3*d,0))
+      self.pad.append(point(-c,-3*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RXD0'))
+      #
+      # pin 10: PD1/PCINT25/TXD0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-4*d,0))
+      self.pad.append(point(-c,-4*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'TXD0'))
+      #
+      # pin 11: PD2/PCINT26/INT0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,-c,-5*d,0))
+      self.pad.append(point(-c,-5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD2'))
+      #
+      # pin 12: PD3/PCINT27/INT1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-5*d,-c,0))
+      self.pad.append(point(-5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD3'))
+      #
+      # pin 13: PD4/PCINT28/OC1B
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-4*d,-c,0))
+      self.pad.append(point(-4*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD4'))
+      #
+      # pin 14: PD5/PCINT28/OC1A
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-3*d,-c,0))
+      self.pad.append(point(-3*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD5'))
+      #
+      # pin 15: PD6/PCINT30/OC2B/ICP
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-2*d,-c,0))
+      self.pad.append(point(-2*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD6'))
+      #
+      # pin 16: PD7/PCINT31/OC2A
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-d,-c,0))
+      self.pad.append(point(-d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PD7'))
+      #
+      # pin 17: VCC
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,0,-c,0))
+      self.pad.append(point(0,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 18: GND
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,d,-c,0))
+      self.pad.append(point(d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 19: PC0/PCINT16/SCL
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,2*d,-c,0))
+      self.pad.append(point(2*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC0'))
+      #
+      # pin 20: PC1/PCINT17/SDA
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,3*d,-c,0))
+      self.pad.append(point(3*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC1'))
+      #
+      # pin 21: PC2/PCINT18/TCK
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,4*d,-c,0))
+      self.pad.append(point(4*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC2'))
+      #
+      # pin 22: PC3/PCINT19/TMS
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,5*d,-c,0))
+      self.pad.append(point(5*d,-c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC3'))
+      #
+      # pin 23: PC4/TDO/PCINT20
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-5*d,0))
+      self.pad.append(point(c,-5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC4'))
+      #
+      # pin 24: PC5/TDI/PCINT21
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-4*d,0))
+      self.pad.append(point(c,-4*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC5'))
+      #
+      # pin 25: PC6/TOSC1/PCINT22
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-3*d,0))
+      self.pad.append(point(c,-3*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC6'))
+      #
+      # pin 26: PC7/TOSC2/PCINT23
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-2*d,0))
+      self.pad.append(point(c,-2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PC7'))
+      #
+      # pin 27: AVCC
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,-d,0))
+      self.pad.append(point(c,-d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'AVCC'))
+      #
+      # pin 28: GND
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,0,0))
+      self.pad.append(point(c,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 29: AREF
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,d,0))
+      self.pad.append(point(c,d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'AREF'))
+      #
+      # pin 30: PA7/ADC7/PCINT7
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,2*d,0))
+      self.pad.append(point(c,2*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA7'))
+      #
+      # pin 31: PA6/ADC6/PCINT6
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,3*d,0))
+      self.pad.append(point(c,3*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA6'))
+      #
+      # pin 32: PA5/ADC5/PCINT5
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,4*d,0))
+      self.pad.append(point(c,4*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA5'))
+      #
+      # pin 33: PA4/ADC4/PCINT4
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_h,c,5*d,0))
+      self.pad.append(point(c,5*d,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA4'))
+      #
+      # pin 34: PA3/ADC3/PCINT3
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,5*d,c,0))
+      self.pad.append(point(5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA3'))
+      #
+      # pin 35: PA2/ADC2/PCINT2
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,4*d,c,0))
+      self.pad.append(point(4*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA2'))
+      #
+      # pin 36: PA1/ADC1/PCINT1
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,3*d,c,0))
+      self.pad.append(point(3*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA1'))
+      #
+      # pin 37: PA0/ADC0/PCINT0
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,2*d,c,0))
+      self.pad.append(point(2*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PA0'))
+      #
+      # pin 38: VCC
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,d,c,0))
+      self.pad.append(point(d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 39: GND
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,0,c,0))
+      self.pad.append(point(0,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 40: PB0/XCK0/T0/PCINT8
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-d,c,0))
+      self.pad.append(point(-d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB0'))
+      #
+      # pin 41: PB1/T1/CLKO/PCINT9
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-2*d,c,0))
+      self.pad.append(point(-2*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB1'))
+      #
+      # pin 42: PB2/AIN0/INT2/PCINT10
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-3*d,c,0))
+      self.pad.append(point(-3*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB2'))
+      #
+      # pin 43: PB3/AIN1/OC0A/PCINT11
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-4*d,c,0))
+      self.pad.append(point(-4*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB2'))
+      #
+      # pin 44: PB4/-SS/OC0B/PCINT12
+      #
+      self.shape = add(self.shape,translate(pad_TQFP_v,-5*d,c,0))
+      self.pad.append(point(-5*d,c,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'PB4'))
+
+TSSOP_pad_width = 0.040
+TSSOP_pad_height = 0.011
+TSSOP_pad_dy = 0.026
+TSSOP_pad_dx = 0.120
+pad_TSSOP = cube(-TSSOP_pad_width/2.0,TSSOP_pad_width/2.0,-TSSOP_pad_height/2.0,TSSOP_pad_height/2.0,0,0)
+
+class TRC102(part):
+   #
+   # RFM TRC102 ISM transceiver
+   #
+   def __init__(self,value=''):
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1: SDI
+      #
+      self.shape = translate(pad_TSSOP,-TSSOP_pad_dx,3.5*TSSOP_pad_dy,0)
+      self.pad.append(point(-TSSOP_pad_dx,3.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'1 SDI'))
+      #
+      # pin 2: SCK
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,2.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,2.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCK'))
+      #
+      # pin 3: nCS
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,1.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,1.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'nCS'))
+      #
+      # pin 4: SDO
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,0.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,0.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDO'))
+      #
+      # pin 5: IRQ
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,-0.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,-0.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'IRQ'))
+      #
+      # pin 6: DATA/nFSEL
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,-1.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,-1.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'DATA'))
+      #
+      # pin 7: CR
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,-2.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,-2.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CR'))
+      #
+      # pin 8: CLKOUT
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,-TSSOP_pad_dx,-3.5*TSSOP_pad_dy,0))
+      self.pad.append(point(-TSSOP_pad_dx,-3.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'CLKOUT'))
+      #
+      # pin 9: Xtal/Ref
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,-3.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,-3.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'Xtal'))
+      #
+      # pin 10: RESET
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,-2.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,-2.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RESET'))
+      #
+      # pin 11: GND
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,-1.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,-1.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND'))
+      #
+      # pin 12: RF_P
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,-0.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,-0.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RF_P'))
+      #
+      # pin 13: RF_N
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,0.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,0.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RF_N'))
+      #
+      # pin 14: VDD
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,1.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,1.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VDD'))
+      #
+      # pin 15: RSSIA
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,2.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,2.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'RSSIA'))
+      #
+      # pin 16: nINT/DDET
+      #
+      self.shape = add(self.shape,translate(pad_TSSOP,TSSOP_pad_dx,3.5*TSSOP_pad_dy,0))
+      self.pad.append(point(TSSOP_pad_dx,3.5*TSSOP_pad_dy,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'nINT'))
+
+class CBA(part):
+   #
+   # CBA logo
+   #
+   def __init__(self,r=.02):
+      self.value = ''
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 3*r
+      self.shape = cylinder(0,0,0,0,r)
+      self.shape = add(self.shape,translate(cylinder(0,0,0,0,r),-d,d,0))
+      self.shape = add(self.shape,translate(cube(-r,r,-r,r,0,0),-d,0,0))
+      self.shape = add(self.shape,translate(cube(-r,r,-r,r,0,0),-d,-d,0))
+      self.shape = add(self.shape,translate(cube(-r,r,-r,r,0,0),0,-d,0))
+      self.shape = add(self.shape,translate(cube(-r,r,-r,r,0,0),d,-d,0))
+      self.shape = add(self.shape,translate(cube(-r,r,-r,r,0,0),d,0,0))
+      self.shape = add(self.shape,translate(cube(-r,r,-r,r,0,0),d,d,0))
+      self.shape = add(self.shape,translate(cube(-r,r,-r,r,0,0),0,d,0))
+
+class fab(part):
+   def __init__(self,r=.05):
+      self.value = ''
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      d = 1.8*r
+      l = 3.5*r
+      h = r/2.
+      self.shape = rectangle(-d,d,-d,d)
+      self.shape = subtract(self.shape,circle(0,0,r))
+      self.shape = subtract(self.shape,rectangle(-l,0,-h,h))
+      self.shape = add(self.shape,rectangle(d,l,-h,h))
+      self.shape = add(self.shape,circle(l,0,r))
+      self.shape = add(self.shape,circle(-l,0,r))
+
+############################################################
+# define board
+############################################################
+
+width = 1.45 # board width
+height = 1.05 # board height
+x = 1 # x origin
+y = 1 # y origin
+zt = 0 # top z
+zb = -0.06 # bottom z
+w1 = .015 # thicker wire width
+w2 = .03 # thickest wire width
+mask = .004 # solder mask size
+
+pcb = PCB(x,y,width,height,mask)
+
+IC1 = SAMD11C('IC1\nD11C')
+pcb = IC1.add(pcb,x+width-.68,y+.45,angle=-90)
+
+J1 = header_SWD_4_1('J1\nSWD')
+pcb = J1.add(pcb,IC1.pad[7].x-.14,IC1.y,angle=-90)
+
+pcb = wire(pcb,w1,
+   J1.pad[1],
+   point(J1.pad[1].x,IC1.pad[7].y),
+   IC1.pad[7])
+
+pcb = wire(pcb,w1,
+   J1.pad[2],
+   point(J1.pad[2].x,IC1.pad[8].y),
+   IC1.pad[8])
+
+pcb = wire(pcb,w1,
+   J1.pad[3],
+   point(J1.pad[3].x,IC1.pad[6].y+.08),
+   point(IC1.pad[6].x,IC1.pad[6].y+.08),
+   IC1.pad[6])
+
+pcb = wire(pcb,w1,
+   J1.pad[4],
+   point(J1.pad[4].x,IC1.pad[12].y-.08),
+   point(IC1.pad[11].x,IC1.pad[11].y-.08),
+   IC1.pad[11])
+
+J2 = USB_A_plug('J2\nUSB')
+pcb = J2.add(pcb,x+width-.29,y+height/2,angle=0)
+
+pcb = wire(pcb,w1,
+   J2.pad[2],
+   point(J2.pad[2].x-.07,J2.pad[2].y),
+   point(J2.pad[2].x-.15,IC1.y+.015),
+   point(IC1.pad[9].x,IC1.y+.015),
+   IC1.pad[9])
+
+pcb = wire(pcb,w1,
+   J2.pad[3],
+   point(J2.pad[3].x-.09,J2.pad[3].y),
+   point(J2.pad[3].x-.13,IC1.y-.015),
+   point(IC1.pad[10].x,IC1.y-.015),
+   IC1.pad[10])
+
+pcb = wire(pcb,w1,
+   J2.pad[4],
+   point(J2.pad[4].x-.12,J2.pad[4].y),
+   point(J2.pad[4].x-.12,IC1.y-.045),
+   point(IC1.pad[11].x,IC1.y-.045),
+   IC1.pad[11])
+
+IC2 = regulator_SOT23('IC2\n3.3V')
+pcb = IC2.add(pcb,IC1.pad[5].x+0.02,IC1.pad[9].y-.18,angle=0)
+
+C1 = C_1206('C1\n1uF')
+pcb = C1.add(pcb,IC2.x-.18,IC2.y)
+
+pcb = wire(pcb,w1,
+   C1.pad[1],
+   point(C1.pad[1].x,C1.y+.07),
+   point(IC2.pad[1].x,C1.y+.07),
+   IC2.pad[1])
+
+pcb = wire(pcb,w1,
+   C1.pad[1],
+   point(C1.pad[1].x,C1.y+.07),
+   point(IC1.pad[12].x,C1.y+.07),
+   IC1.pad[12])
+
+pcb = wire(pcb,w1,
+   C1.pad[2],
+   IC2.pad[3])
+
+R1 = R_1206('R1\n1k')
+pcb = R1.add(pcb,IC1.pad[14].x-.04,IC2.y,angle=90)
+
+pcb = wire(pcb,w1,
+   R1.pad[2],
+   point(IC1.pad[13].x,R1.pad[2].y),
+   IC1.pad[13])
+
+LED = LED_1206('LED')
+pcb = LED.add(pcb,R1.x+.1,R1.y,angle=-90)
+
+pcb = wire(pcb,w1,
+   LED.pad[1],
+   point(LED.x,IC1.pad[14].y),
+   IC1.pad[14])
+
+pcb = wire(pcb,w1,
+   LED.pad[2],
+   R1.pad[1])
+
+J3 = header_power_out('J3\nOUT')
+pcb = J3.add(pcb,x+.24,J1.pad[0].y+0.45)
+
+J4 = header_power_in('J4\nIN')
+pcb = J4.add(pcb,x+.24,C1.pad[0].y)
+
+IC3 = NMOSFET_TO252AA('IC3\nNMOS')
+pcb = IC3.add(pcb,x+0.75,IC1.pad[0].y+0.39, angle=90)
+
+R2 = C_1206('R2\n10k')
+pcb = R2.add(pcb,IC3.pad[0].x+0.12,IC3.pad[0].y, angle=90)
+
+pcb = wire(pcb,w1,
+   IC3.pad[1],
+   point(R2.pad[1].x, IC3.pad[1].y),
+   R2.pad[1])
+
+pcb = wire(pcb,w1,
+   IC3.pad[2],
+   point(R2.pad[2].x, IC3.pad[2].y),
+   R2.pad[2])
+
+pcb = wire(pcb,w1,
+   IC3.pad[1],
+   point(IC1.pad[5].x, IC3.pad[1].y),
+   IC1.pad[5])
+
+pcb = wire(pcb,w1,
+   IC3.pad[2],
+   point(IC3.pad[2].x-0.09, IC3.pad[2].y),
+   point(IC3.pad[2].x-0.09, IC3.pad[1].y-0.07),
+   point(J1.pad[4].x-0.05, IC3.pad[1].y-0.07),
+   point(J1.pad[4].x-0.05, J1.pad[4].y),
+   J1.pad[4])
+
+pcb = wire(pcb,w1,
+   J4.pad[2],
+   point(J1.pad[4].x, J4.pad[2].y),
+   J1.pad[4])
+
+pcb = wire(pcb,w1,
+   J3.pad[2],
+   point(IC3.pad[3].x, J3.pad[2].y),
+   IC3.pad[3])
+
+C3 = C_FND('C2\n100uF')
+pcb = C3.add(pcb,J4.pad[0].x,J4.pad[0].y+0.28)
+
+C4 = C_1206('C4\n1uF')
+pcb = C4.add(pcb,J4.pad[0].x,C3.pad[1].y+0.13)
+
+pcb = wire(pcb,w1,
+   C3.pad[2],
+   point(C3.pad[2].x, J1.pad[4].y),
+   J1.pad[4])
+
+pcb = wire(pcb,w1,
+   C3.pad[1],
+   point(C3.pad[1].x-0.1, C3.pad[1].y))
+
+pcb = wire(pcb,w1,
+   C4.pad[2],
+   point(C4.pad[2].x+0.075, C4.pad[2].y))
+
+pcb = wire(pcb,w1,
+   J3.pad[1],
+   point(J3.pad[1].x-0.1, J3.pad[1].y),
+   point(J3.pad[1].x-0.1, J4.pad[1].y),
+   J4.pad[1])
+
+pcb = wire(pcb,w1,
+   J2.pad[1],
+   point(J2.pad[4].x-.11,J2.pad[1].y),
+   point(J2.pad[4].x-.11,IC1.pad[1].y+.45),
+   point(J3.pad[2].x-.15,IC1.pad[1].y+.45),
+   point(J3.pad[2].x-.15,IC2.pad[2].y-.09),
+   point(IC2.pad[2].x,IC2.pad[2].y-.09),
+   IC2.pad[2])
+
+pcb = wire(pcb,w1,
+   J2.pad[4],
+   point(J2.pad[4].x-0.12,J2.pad[4].y),
+   point(J2.pad[4].x-0.12,y+.03),
+   point(IC2.pad[3].x,y+.03),
+   IC2.pad[3])
+
+############################################################
+# select output
+############################################################
+
+outputs = {}
+if (output == "top, labels, and exterior"):
+   outputs["function"] = add(add(color(Tan,pcb.board),pcb.labels),
+      color(White,pcb.exterior))
+   outputs["layers"] = [zt]
+elif (output == "top, labels, holes, and exterior"):
+   outputs["function"] = add(add(color(Tan,pcb.board),pcb.labels),
+      add(color(White,pcb.exterior),color(Blue,pcb.holes)))
+   outputs["layers"] = [zt]
+elif (output == "top, bottom, labels, and exterior"):
+   outputs["function"] = add(add(color(Tan,pcb.board),pcb.labels),
+      color(White,pcb.exterior))
+   outputs["layers"] = [zb,zt]
+elif (output == "top, bottom, labels, holes, and exterior"):
+   outputs["function"] = add(add(color(Tan,pcb.board),pcb.labels),
+      add(color(White,pcb.exterior),color(Blue,pcb.holes)))
+   outputs["layers"] = [zb,zt]
+elif (output == "top traces"):
+   outputs["function"] = color(White,pcb.board)
+   outputs["layers"] = [zt]
+elif (output == "top traces and exterior"):
+   outputs["function"] = color(White,add(pcb.board,pcb.exterior))
+   outputs["layers"] = [zt]
+elif (output == "bottom traces reversed"):
+   outputs["function"] = color(White,
+      reflect_x(pcb.board,2*x+width))
+   outputs["layers"] = [zb]
+elif (output == "bottom traces reversed and exterior"):
+   outputs["function"] = color(White,
+      reflect_x(add(pcb.board,pcb.exterior),2*x+width))
+   outputs["layers"] = [zb]
+elif (output == "interior"):
+   outputs["function"] = color(White,pcb.interior)
+   outputs["layers"] = [zt]
+elif (output == "exterior"):
+   outputs["function"] = color(White,pcb.exterior)
+   outputs["layers"] = [zt]
+elif (output == "holes"):
+   outputs["function"] = color(White,
+      subtract(add(pcb.exterior,pcb.interior),pcb.holes))
+   outputs["layers"] = [zb]
+elif (output == "holes and interior"):
+   outputs["function"] = color(White,
+      subtract(pcb.interior,pcb.holes))
+   outputs["layers"] = [zb]
+elif (output == "solder mask"):
+   outputs["function"] = color(White,pcb.mask)
+   outputs["layers"] = [zt]
+else:
+   print("oops -- don't recognize output")
+
+############################################################
+# set limits and parameters
+############################################################
+
+border = 0.05
+outputs["xmin"] = x-border # min x to render
+outputs["xmax"] = x+width+border # max x to render
+outputs["ymin"] = y-border # min y to render
+outputs["ymax"] = y+height+border # max y to render
+outputs["mm_per_unit"] = 25.4 # use inch units
+outputs["type"] = "RGB" # use RGB color
+
+############################################################
+# send output
+############################################################
+
+json.dump(outputs,sys.stdout)
diff --git a/mosfet/img/hello.NMOS-D11C.board.png b/mosfet/img/hello.NMOS-D11C.board.png
new file mode 100644
index 0000000000000000000000000000000000000000..3b7fef08636371564277e3973793083752209d5d
Binary files /dev/null and b/mosfet/img/hello.NMOS-D11C.board.png differ
diff --git a/mosfet/img/hello.NMOS-D11C.interior.png b/mosfet/img/hello.NMOS-D11C.interior.png
new file mode 100644
index 0000000000000000000000000000000000000000..33f11f54ebf46ef4d12ce29729e7103fdfb684bd
Binary files /dev/null and b/mosfet/img/hello.NMOS-D11C.interior.png differ
diff --git a/mosfet/img/hello.NMOS-D11C.traces.png b/mosfet/img/hello.NMOS-D11C.traces.png
new file mode 100644
index 0000000000000000000000000000000000000000..b931bf425a3cefced4d40c08195946f81c1f0786
Binary files /dev/null and b/mosfet/img/hello.NMOS-D11C.traces.png differ
diff --git a/mosfet/img/hello.NMOS-D11C.traces_exterior.png b/mosfet/img/hello.NMOS-D11C.traces_exterior.png
new file mode 100644
index 0000000000000000000000000000000000000000..5cd7161dc8072dfaad6fbf198a7ce33e8a794e81
Binary files /dev/null and b/mosfet/img/hello.NMOS-D11C.traces_exterior.png differ
diff --git a/potentiometer/README.md b/potentiometer/README.md
index e9d40beab0f7308e0d87d47ab63cba7062472e9a..c9db6805b0cab212faaeb1d79f0fbad644ddd493 100644
--- a/potentiometer/README.md
+++ b/potentiometer/README.md
@@ -8,7 +8,7 @@ This board returns a 10-bit value depending on the potentiometer.
 
 ## Code
 
-Code can be found [here](./code/d11_pot/d11_pot.ino).
+The firmware be found [here](./code/d11_pot/d11_pot.ino).
 
 ## KiCad files
 
diff --git a/potentiometer/code/d11_pot/d11_pot.ino b/potentiometer/code/serialpot/serialpot.ino
similarity index 62%
rename from potentiometer/code/d11_pot/d11_pot.ino
rename to potentiometer/code/serialpot/serialpot.ino
index fffa0cd6181502e5a62aafc9f5d252b555f77912..a878a4efa20109becc53d4b49ad05add6162cb99 100644
--- a/potentiometer/code/d11_pot/d11_pot.ino
+++ b/potentiometer/code/serialpot/serialpot.ino
@@ -1,10 +1,23 @@
+//
+// serailpot.ino
+//
+// serial potentiometer sensor
+//
+// Quentin Bolsee 11/29/22
+//
+// This work may be reproduced, modified, distributed,
+// performed, and displayed for any purpose, but must
+// acknowledge this project. Copyright is retained and
+// must be preserved. The work is provided as is; no
+// warranty is provided, and users accept all liability.
+//
+
 #define PIN_LED_A 4
 #define PIN_LED_C 2
 #define PIN_SENSOR 14
 
 
 void setup() {
-  // put your setup code here, to run once:
   pinMode(PIN_LED_A, OUTPUT);
   digitalWrite(PIN_LED_A, HIGH);
   pinMode(PIN_LED_C, OUTPUT);
@@ -13,11 +26,13 @@ void setup() {
   SerialUSB.begin(115200);
 }
 
+
 void print_16bit(int v) {
   const char bfr[] = {v & 0xFF, (v >> 8) & 0xFF};
   SerialUSB.write(bfr, 2);
 }
 
+
 void loop() {
   if (SerialUSB.available()) {
     char c = SerialUSB.read();
diff --git a/thermistor-or-pressure/README.md b/thermistor-or-pressure/README.md
deleted file mode 100644
index a765945aeb7d504578f3c6c5e1edee0568ba0942..0000000000000000000000000000000000000000
--- a/thermistor-or-pressure/README.md
+++ /dev/null
@@ -1,17 +0,0 @@
-# Urumbu thermistor/pressure input
-
-Bare:
-
-![](./img/D11C.10k.ADC.components.jpg)
-
-Pressure:
-
-![](./img/D11C.pressure.components.top.jpg)
-
-![](./img/D11C.pressure.components.bottom.jpg)
-
-This board returns a 10-bit value depending on the reading of the ADC, which is connected between a 10k resistor and a variable resistance device. This could be a 100k NTC or a pressure sensor.
-
-## Code
-
-Code can be found [here](./code/d11_pressure/d11_pressure.ino).