On the electronics and interfacing side of things, [John] utilises the Arduino pro micro for its copious ... such as game controllers, keyboards, and mice. The USB controller has been tweaked ...

which can be used on ATMega328 and ATmega32U4 controllers in addition to the PD Micro, itself.” “Even if you don’t need to integrate other Arduino functionality into your project ...

It’s perfect for projects that would require separate power sources if your control ... PD Micro offers 5-20V of USB Power Delivery plus all the usual features of an Arduino Pro Micro including ...

To start, an Arduino Uno accepts inputs from a keyboard which handles the incoming serial signals from the keyboard. From there, two Arduino Pro Micros are attached in parallel and receive signals ...