You will need the Arduino Board, a 560Ω resistor, and LED and the code example below. We set the pinButton variable as integer 8 and we connect the button at pin 8 on the Board. Then the LED is ...

Created by an engineer named Marco Riedesser, the board has CE-rated relays and controls that can handle heavy voltages as well as connect to standard Arduino shields. In other words, you can not ...