6.Use the wiring diagram above to wire together the Arduino, the capacitive touch sensor, the fingerprint scanner, the relay, the transformer, and the batteries into a circuit. Upload this ...

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 ...

Electronic and Arduino enthusiasts searching for an Arduino project to keep them busy this weekend may be interested in a new Arduino Mega fingerprint door lock. Using a little Arduino programming ...