# Pro Micro splittest To trigger keypress, short together pins *B3* and *B6* (marked on the PCB as *14* and *10*). ## Wiring - Add switches to both Pro Micros across B3 and B6 pins - Add pull-up resistor to left side between VCC and F6 - Add pull-down resistors to right side between GND and F6 - Connect the following pins on both sides together: D0, D1, GND, VCC - Add I2C 4.7kOhm resistors between D0 and VCC, and D1 and VCC - Wire Di of RGB strip for each half to D3