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| -rw-r--r-- | keyboards/lets_split/readme.md | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/keyboards/lets_split/readme.md b/keyboards/lets_split/readme.md index a8525a2e9d..7e5a546022 100644 --- a/keyboards/lets_split/readme.md +++ b/keyboards/lets_split/readme.md @@ -68,8 +68,7 @@ Apart from diodes and key switches for the keyboard matrix in each half, you will need: * 2 Arduino Pro Micro's. You can find theses on aliexpress for ≈3.50USD each. -* 2 TRRS sockets -* 1 TRRS cable. +* 2 TRRS sockets and 1 TRRS cable, or 2 TRS sockets and 1 TRS cable Alternatively, you can use any sort of cable and socket that has at least 3 wires. If you want to use I2C to communicate between halves, you will need a @@ -83,7 +82,7 @@ A speaker can be hooked-up to either side to the `5` (`C6`) pin and `GND`, and t Wiring ------ -The 3 wires of the TRRS cable need to connect GND, VCC, and digital pin 3 (i.e. +The 3 wires of the TRS/TRRS cable need to connect GND, VCC, and digital pin 3 (i.e. PD0 on the ATmega32u4) between the two Pro Micros. Then wire your key matrix to any of the remaining 17 IO pins of the pro micro |