In this quick Arduino tutorial I will explain how you can control a relay using the Arduino Board, one 1K and one 10K resistors, 1 BC547 transistor, one 6V or 12V relay, one 1N4007 diode and a 12V fan ...

LUGANO, Switzerland--(BUSINESS WIRE)--Arduino, the world's leading open-source hardware and software platform, today announced the launch of its next-generation UNO board, a significant revision of ...