This library allows an Arduino/Genuino board to control KeiganMotor as slave KM-1 using I2C communication. ESP32 or ESP8266 (by Espressif) is also available. Please add external pullup resisters from ...

When Arduino debuted, most sensors and other interfacing devices ran on 5 volts. This tutorial shows how to hack your 5 volt Arduino board to run on 3.3 volts. It is a simple procedure involving ...