678 B
678 B
gherkin keyboard firmware
Pinout
col: D0, D4, C6, D7, E6, B4
row: B6, B2, B3, B1, F7
Mosfet on B5 to control backlight.
BOM
1 Pro Micro
2 12pin SIP headers, or 1 24 pin machined pin DIP socket
30 1n4148 diodes, save the cut off leads for use with machined pin socket
30 switches
Needed if you want LEDs
30 LEDs
30 Resistors for LEDs. Use online LED caculator to choose value
1 FDS6630A or DMN3018SSS-13 SOIC FET
1 100ohm resistor
1 100Kilo ohm resistor