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tmk_keyboard
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Keyboard firmwares for Atmel AVR and Cortex-M
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tmk_keyboard/keyboard/bilimbi/readme.md

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bilimbi keyboard firmware

bilimbi 1.0 Assembled

bilimbi keyboard. 4x3 matrix. bilimbi 1.0 PCB Front bilimbi 1.0 PCB Bottom

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)