I use an arduino pro micro, but I have to select Arduino Leonardo in the Arduino IDE. On Linux I also have to start the IDE as sudo in order to be able to connect to the device on the port. (There are ...
Emulates a Sega Saturn controller using an SparkFun (Arduino) Pro Micro. This uses all available pins on the Pro Micro, as well as one that isn't on the breakout. That will require you to solder ...