DivaCon2040 is a firmware for DIY Project Diva Arcade controllers based on the RP2040 microcontroller as found on the Raspberry Pi Pico. It is pretty much tailored to this specific use case, if you ...

I opted for the regular with pins, part: RASPBERRY PI PICO H RP2040 SC0917 It's nice to have a breakout board with some status LED's and screw terminals for connections.

The heart of the system is an RP2040, and there are two boards. One board interfaces with the computer, and another hosts the controller.