In this quick Arduino tutorial I will explain how you can control a relay using the Arduino Board, one 1K and one 10K resistors ... You can use this code example to introduce a delay in your circuit.

The first part is the ready-made Arduino Microcontroller board, and the second part is an ... An additional Electro-Magnetic Relay (EMR) is also attached to the interface circuit. With the help of ...

Hobbyists, electronic enthusiasts and makers may be interested in a new 4 channel relay board ... extra control to the board that is all programmed using the classic Arduino IDE.