On the electronics and interfacing side of things, [John] utilises the Arduino pro micro for its copious analog ... and mice. The USB controller has been tweaked by adjusting the USB PID and ...

PD Micro is ... sources if your control board only outputs 3.3 or 5 V – such as those involving motor control or high-power LEDs. The output voltage can be controlled with Arduino sketches ...

I did this project having Elegoo’s 12x12mm Square Buttons and WINGONEER PS2 Joystick controller plus Arduino Leonardo clone (pro micro) and joystick library” The JoypadOS project is a ...

Update April 2022: also works on clone of SparkFun Pro Micro (except no LED-BUILTIN is fitted) End Update Here is ‘blink’ modified to work TXLED and RXLED as well as LED-BUILTIN int RXLED = 17; // The ...