The library can calculate the RPM of the rotary encoder. It works best with a short update interval, by using a low update interval for the constructor for ESP32 or manually calling ...

About An Arduino libray for Rotary Encoders (types KY-040/EC11 or similar) Readme GPL-3.0 license ...

Learn how to interface ESP32 thermal printer with complete tutorial. Includes PNP-500 wiring, Arduino code, circuit diagrams, and projects for receipt printing, barcodes, and QR codes. Perfect for ...