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Commit 57b42f4c authored by Neil Gershenfeld's avatar Neil Gershenfeld
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wip

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<a href=https://www.digikey.com/product-detail/en/microchip-technology/ATTINY3216-SFR/ATTINY3216-SFRCT-ND>ATtiny3216</a>
&bull; 8 bit
&bull; 1.8-5.5V
&bull; 20 MHz
&bull; single-cycle global instructions
&bull; simple peripheral register access
&bull; low pin-count packages
&bull; one-pin serial programming
DA, DB, DD, 2-series
&bull; new
<a href=https://www.digikey.com/en/products/detail/microchip-technology/AVR128DB32-I-PT/12807334>AVR128DB32</a>
&bull; 24 MHz
&bull; analog signal conditioning
&bull; level shifting
&bull; hardware multiplier
<a href=http://www.arm.com/>ARM</a>
<a href=https://www.digikey.com/products/en?keywords=ATSAMD11C14A-SSUTCT-ND>D11C</a> <a href=https://www.digikey.com/products/en?keywords=ATSAMD11D14A-SSUTCT-ND>D11D</a>
<a href=https://www.digikey.com/products/en?keywords=ATSAMD21E17A-AUTCT-ND>D21E</a>
......@@ -242,6 +246,8 @@
<a href=t3216/hello.t3216.echo>hello.t3216.echo</a> <a href=t3216/hello.t3216.echo.png>board</a> <a href=t3216/hello.t3216.echo.jpg>components</a> <a href=t3216/hello.t3216.echo.traces.png>traces</a> <a href=t3216/hello.t3216.echo.interior.png>interior</a>
<a href=t3216/hello.t3216.echo.ino>echo.ino</a> <a href=t3216/hello.t3216.echo.mp4>video</a>
<b><a href=DB/AVR128DB28-DS40002247A.pdf>AVR128DB32</a></b>
<b><a href=D11C/atmel-42363-sam-d11_datasheet.pdf>ATSAMD11C</a></b>
<a href=D11C/hello.D11C.blink>hello.D11C.blink</a> <a href=D11C/hello.D11C.blink.png>board</a> <a href=D11C/hello.D11C.blink.jpg>components</a> <a href=D11C/hello.D11C.blink.traces.png>traces</a> <a href=D11C/hello.D11C.blink.interior.png>interior</a>
<a href=D11C/hello.D11C.blink.reset>hello.D11C.blink.reset</a> <a href=D11C/hello.D11C.blink.reset.png>board</a> <a href=D11C/hello.D11C.blink.reset.jpg>components</a> <a href=D11C/hello.D11C.blink.reset.traces.png>traces</a> <a href=D11C/hello.D11C.blink.reset.interior.png>interior</a>
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......@@ -31,6 +31,8 @@
MISO/MOSI, CIPO/COPI
master/secondary, manager/staff, controller/peripheral
<a href=http://arduino.cc/en/Reference/SPI>library</a> <a href=SD/hello.uSD.44.read.c>bit-bang</a>
(*)RAM
<a href=https://www.espressif.com/sites/default/files/documentation/esp-psram64_esp-psram64h_datasheet_en.pdf>ESP-PSRAM64H</a>
<a name="SD"></a>SD memory cards
<a href=SD/SD.pdf>specification</a> <a href=SD/FAT.pdf>FAT</a> <a href=https://www.arduino.cc/en/reference/SD>library</a>
<a href=SD/hello.uSD.D11C>hello.uSD.D11C</a> <a href=SD/hello.uSD.D11C.png>board</a> <a href=SD/hello.uSD.D11C.jpg>components</a> <a href=SD/hello.uSD.D11C.traces.png>traces</a> <a href=SD/hello.uSD.D11C.interior.png>interior</a>
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