Here, D11-D10-D9 pins of Arduino is used to drive the Red, Green, Blue Anodes of the common-cathode RGB LED (L1) through independent 270 Ohm current limiting resistors (R1-R3). Common cathode of the ...

The light wand is based on an Arduino Mega board and uses an RGB LED strip based on the HL1606 controller chip. We’ve covered these LED strips before , and they’re very easy to use with the ...

An Arduino turning on and off a LED, how original. Why dont you guys throw it on top of the pile of 1000 other Ardunio+LED projects you’ve shown here. inb4 b-b-but its network controllable.