With little more than an Arduino, an OLED display ... but it’s not the Game Boy. Instead, his design is based on a 3D printed grip for the Switch Joy-Cons that he found on Thingiverse.

While a Pi can be used for more complex tasks (such as designing a whole-network ad blocker or an emulator for classic games) ...

The nunchuck is meant to plug into a Wii controller and the connection is I 2 C, so that’s trivial to interface to an Arduino or other ... and [Brian] has his own design that you can get from ...