For prototyping, Infineon has a RGB LED lighting control shield for Arduino, based around its ARM Cortex-M0 XMC1202 microcontroller. On board is something called a ‘brightness colour control unit’ ...

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.