Arduino_I2C_ReadEncoder I2C implementation: Arduino Due serving as master receiver and Arduino Uno as slave transmitter (encoder reader).

gli sketch del nuovo progetto Arduino Cookbook e dei video di YouTube - zmaker/arduino_cookbook ...

Adafruit has made an I2C interface for four rotary encoders. It comes in the form of a PCB with four footprints that accept one of the most common rotary encoder forms (Bournes PEC11 horizontal style) ...