These are fully addressable cascading modules which make for very easy hardware setup. Instead of buying a driver shield he built his own using an LM317, heat sink, and wall wart to source enough ...

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 ...

4 Leg RGB LED Library. Contribute to ai91/RGB_LED-Arduino-Library development by creating an account on GitHub.

The 6m tall creation is studded with 2000 waterproof RGB LED modules. ... [Geoist] opted for the Arduino way to rig up his own smaller RGB Christmas tree.