Supported Raspberry Pi: 1, 2, 3, 4, Zero, Zero W, Zero W2. And only one code "example_Pi5.sh" is for Rapberry Pi 5. I2C interface signals SCL and SDA can be directly ...
This is a system for controlling a PGA2311 or similar volume control with an Arduino. It is quite featureful, with pushbutton mute, multiple supported channels (relay switched), compile time balance, ...