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@@ -4,6 +4,32 @@ http://www.40percent.club/2018/08/luddite-2.html

[How to order PCBs from gerber files](http://www.40percent.club/2017/03/ordering-pcb.html)

Mosfet on B5 to control backlight.

BOM

1 Pro Micro
2 12pin SIP headers, or 1 24 pin machined pin DIP socket
61 1n4148 diodes, save the cut off leads for use with machined pin socket
61 switches
1 mini USB connector
4 2U PCB mount stabilizers
1 6.25U PCB mount stabilizer

Needed if you want LEDs

61 LEDs
61 Resistors for LEDs. Use online LED caculator to choose value
1 FDS6630A or DMN3018SSS-13 SOIC FET
1 100ohm resistor
1 100Kilo ohm resistor
Optional

1 5.2x5.2mm tactile Reset switch
1 USBLC6-4SC6 ESD protection
8 WS2812B RGB LEDs

EasyEDA ordering info:

PCB

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