A simple i2c slave that read analog and digital inputs for a joystick hardware (to be pulled for a master like a raspberry pi). You can build only the AVR CI and some components to a low footprint ...

The M5Dial analog joystick can be used with the Sony Access Controller (SAC) as well as the Xbox Adaptive Controller (XAC) X1, X2 inputs. Tested using Arduino IDE 1.8.19 and M5Stack Dial. The XAC has ...