<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="8.3.2">
<drawing>
<board>
<plain>
<wire x1="24" y1="0" x2="27" y2="0" width="0" layer="20"/>
<wire x1="27" y1="0" x2="27" y2="35" width="0" layer="20"/>
<wire x1="27" y1="35" x2="0" y2="35" width="0" layer="20"/>
<wire x1="0" y1="35" x2="0" y2="32" width="0" layer="20"/>
<wire x1="0" y1="0" x2="0" y2="3" width="0.2" layer="20"/>
<wire x1="0" y1="3" x2="0" y2="29" width="0.2" layer="20"/>
<wire x1="0" y1="29" x2="0" y2="32" width="0.2" layer="20"/>
<wire x1="0" y1="0" x2="3" y2="0" width="0.2" layer="20"/>
<hole x="3" y="3" drill="2.4"/>
<hole x="21" y="3" drill="2.4"/>
<hole x="3" y="8" drill="2.4"/>
<hole x="21" y="8" drill="2.4"/>
<wire x1="3" y1="0" x2="21" y2="0" width="0.2" layer="20"/>
<wire x1="21" y1="0" x2="24" y2="0" width="0.2" layer="20"/>
<wire x1="21" y1="0" x2="3" y2="0" width="0.2" layer="46"/>
<wire x1="0" y1="3" x2="0" y2="29" width="0.2" layer="46"/>
<wire x1="3" y1="32" x2="21" y2="32" width="0.2" layer="46"/>
<wire x1="24" y1="29" x2="24" y2="3" width="0.2" layer="46"/>
<wire x1="0" y1="29" x2="3" y2="32" width="0.2" layer="46" curve="-90"/>
<wire x1="21" y1="32" x2="24" y2="29" width="0.2" layer="46" curve="-90"/>
<wire x1="24" y1="3" x2="21" y2="0" width="0.2" layer="46" curve="-90"/>
<wire x1="3" y1="0" x2="0" y2="3" width="0.2" layer="46" curve="-90"/>
<wire x1="0" y1="29" x2="3" y2="32" width="0.2" layer="20" curve="-90"/>
<wire x1="21" y1="32" x2="24" y2="29" width="0.2" layer="20" curve="-90"/>
<wire x1="24" y1="3" x2="21" y2="0" width="0.2" layer="20" curve="-90"/>
<wire x1="3" y1="32" x2="21" y2="32" width="0.2" layer="20"/>
<wire x1="24" y1="29" x2="24" y2="3" width="0.2" layer="20"/>
<wire x1="3" y1="0" x2="0" y2="3" width="0.2" layer="20" curve="-90"/>
</plain>
<libraries>
<library name="fab">
<packages>
<package name="2X4-SHROUDED-SQUISH">
<description>&lt;h3&gt;Plated Through Hole - 2x3 Shrouded Header&lt;/h3&gt;
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:6&lt;/li&gt;
&lt;li&gt;Pin pitch:0.1"&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;&lt;a href=”https://www.sparkfun.com/datasheets/Prototyping/Shrouded-10pin.pdf”&gt;Datasheet referenced for footprint&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;CONN_03x2&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
<package name="TSSOP20-08THIN">
<description>&lt;b&gt;Thin Shrink Small Outline Plastic 20&lt;/b&gt;&lt;p&gt;
MAX3223-MAX3243.pdf</description>
</package>
<package name="LED1206">
<description>LED 1206 pads (standard pattern)</description>
</package>
</packages>
</library>
<library name="eagle-ltspice">
<description>Default symbols for import LTspice schematics&lt;p&gt;
2012-10-29 alf@cadsoft.de&lt;br&gt;</description>
<packages>
<package name="C0805">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;</description>
</package>
<package name="R1206">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="pinhead">
<description>&lt;b&gt;Pin Header Connectors&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="1X01">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="J1" library="fab" package="2X4-SHROUDED-SQUISH" value=""/>
<element name="C1" library="eagle-ltspice" package="C0805" value="0.1uF">
<attribute name="SPICEMODEL" value="NONE"/>
<attribute name="SPICEPREFIX" value="C"/>
</element>
<element name="C2" library="eagle-ltspice" package="C0805" value="1uF">
<attribute name="SPICEMODEL" value="NONE"/>
<attribute name="SPICEPREFIX" value="C"/>
</element>
<element name="U$1" library="fab" package="TSSOP20-08THIN" value="AS5304-6"/>
<element name="U$2" library="fab" package="LED1206" value="LED"/>
<element name="R1" library="eagle-ltspice" package="R1206" value="100">
<attribute name="SPICEMODEL" value="NONE"/>
<attribute name="SPICEPREFIX" value="R"/>
</element>
<element name="R2" library="eagle-ltspice" package="R1206" value="200">
<attribute name="SPICEMODEL" value="NONE"/>
<attribute name="SPICEPREFIX" value="R"/>
</element>
<element name="R3" library="eagle-ltspice" package="R1206" value="100">
<attribute name="SPICEMODEL" value="NONE"/>
<attribute name="SPICEPREFIX" value="R"/>
</element>
<element name="R4" library="eagle-ltspice" package="R1206" value="200">
<attribute name="SPICEMODEL" value="NONE"/>
<attribute name="SPICEPREFIX" value="R"/>
</element>
<element name="R5" library="eagle-ltspice" package="R1206" value="100">
<attribute name="SPICEMODEL" value="NONE"/>
<attribute name="SPICEPREFIX" value="R"/>
</element>
<element name="R6" library="eagle-ltspice" package="R1206" value="200">
<attribute name="SPICEMODEL" value="NONE"/>
<attribute name="SPICEPREFIX" value="R"/>
</element>
<element name="JP1" library="pinhead" package="1X01" value=""/>
<element name="JP2" library="pinhead" package="1X01" value=""/>
<element name="U$3" library="fab" package="LED1206" value="LED"/>
<element name="R7" library="eagle-ltspice" package="R1206" value="3K3">
<attribute name="SPICEMODEL" value="NONE"/>
<attribute name="SPICEPREFIX" value="R"/>
</element>
<element name="R8" library="eagle-ltspice" package="R1206" value="3K3">
<attribute name="SPICEMODEL" value="NONE"/>
<attribute name="SPICEPREFIX" value="R"/>
</element>
<element name="U$4" library="fab" package="LED1206" value="LED"/>
<element name="R9" library="eagle-ltspice" package="R1206" value="3K3">
<attribute name="SPICEMODEL" value="NONE"/>
<attribute name="SPICEPREFIX" value="R"/>
</element>
</elements>
<signals>
<signal name="GND">
<contactref element="J1" pad="1"/>
<contactref element="U$1" pad="20"/>
<contactref element="U$1" pad="1"/>
<contactref element="C1" pad="2"/>
<contactref element="C2" pad="2"/>
<contactref element="U$1" pad="15"/>
<contactref element="R4" pad="1"/>
<contactref element="R2" pad="1"/>
<contactref element="R6" pad="1"/>
<contactref element="JP2" pad="1"/>
<contactref element="U$3" pad="2"/>
<contactref element="U$2" pad="2"/>
<contactref element="U$4" pad="2"/>
</signal>
<signal name="+3V3">
<contactref element="J1" pad="2"/>
<contactref element="R7" pad="1"/>
</signal>
<signal name="+5V">
<contactref element="J1" pad="4"/>
<contactref element="U$1" pad="3"/>
<contactref element="U$1" pad="16"/>
<contactref element="U$1" pad="7"/>
<contactref element="C1" pad="1"/>
<contactref element="C2" pad="1"/>
<contactref element="R8" pad="1"/>
</signal>
<signal name="MK-SPI-SPCK">
<contactref element="J1" pad="3"/>
<contactref element="R5" pad="1"/>
<contactref element="R6" pad="2"/>
</signal>
<signal name="MK-SPI-MISO">
<contactref element="J1" pad="5"/>
<contactref element="R3" pad="1"/>
<contactref element="R4" pad="2"/>
</signal>
<signal name="MK-SPI-CS2">
<contactref element="J1" pad="7"/>
<contactref element="R1" pad="1"/>
<contactref element="R2" pad="2"/>
</signal>
<signal name="MK-SPI-MOSI">
<contactref element="J1" pad="6"/>
</signal>
<signal name="MK-SPI-CS3">
<contactref element="J1" pad="8"/>
<contactref element="R9" pad="1"/>
</signal>
<signal name="A">
<contactref element="U$1" pad="2"/>
<contactref element="R5" pad="2"/>
</signal>
<signal name="B">
<contactref element="U$1" pad="4"/>
<contactref element="R3" pad="2"/>
</signal>
<signal name="I">
<contactref element="U$1" pad="8"/>
<contactref element="R1" pad="2"/>
</signal>
<signal name="AO">
<contactref element="U$1" pad="6"/>
<contactref element="JP1" pad="1"/>
</signal>
<signal name="N$1">
<contactref element="U$2" pad="1"/>
<contactref element="R8" pad="2"/>
</signal>
<signal name="N$2">
<contactref element="U$3" pad="1"/>
<contactref element="R7" pad="2"/>
</signal>
<signal name="N$5">
<contactref element="U$4" pad="1"/>
<contactref element="R9" pad="2"/>
</signal>
<signal name="N$3">
</signal>
</signals>
</board>
</drawing>
</eagle>
