34562a2225
update
713 B
713 B
bilimbi keyboard firmware
Key matrix pinout
col: D4, C6, D7, E6
row: B4, B5, B6
LED matrix pinout
col: F4, F5, F6, F7
row: B1, B2, B3
BOM
1 Pro Micro (5V, 16MHz)
2 12pin SIP headers, or 1 24 pin machined pin DIP socket
12 1n4148 diodes, save the cut off leads for use with machined pin socket
12 switches
Needed if you want LEDs
12 LEDs
3 Resistors for LEDs (R1-R3). Use online LED caculator to choose value. Target 10mA single LED output.
Optional for i2c
2 4.7k resistors (R4, R5)