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 ...

[Paulo’s] garden lights are probably a bit more accurately automated than anyone else’s on the block, because they use latitude and longitude clock to decide when to flip the switch. [Ed Note from the ...

There are 60 unique lighting patterns 🎉, ranging from simple blinks to complex effects! The system selects a pattern based on the mode: Random Mode: Selects a ...

Notifications You must be signed in to change notification settings On startup, the red 'T' is illuminated. When push button is pushed, white 'T' will be illuminated for 8 seconds. Yellow 'T' will ...