Arduino Uno With Optocoupler Relay Arduino Uno With Optocoupler Relay is a board based on ATmega328p which is an 8-bit microcontroller from ATMEL. The main purpose of building this board is to use it ...

In our household, most of the appliances are powered from the AC supply such as Lights, TVs, and Fans, etc. We can turn ON/OFF them digitally if needed, using Arduino and Relays by building a Home ...

Currently the library is designed without delay of an optocoupler. For a DRV8825 driver only 1 microsecond delay is used. With optocoupler it should be 10microsecond. Waiting in a loop should be ...