Powered by an Arduino Uno, the light painter provides a user interface on a 16×2 LCD which allows control over not only the brightness of the WS2812 LED strips but selecting and loading different ...

After all, the Arduino isn ... on the state of the button. The arrangement [someyob] has come up with does the same thing, except now there’s some extra processing power in the mix, so the ...

The alarm only stops when you press the push button connected to the Arduino ... and you can opt to modify it to add more photoresistors to monitor for light sources from other directions. Making an ...