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 ...
A new project has been published to the Hackster.io website providing a complete tutorial on how to build your very own Raspberry Pi smart garden complete with an Arduino connection to help monitor ...
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