[Alan] has been working on driving this WS2811 LED module with an AVR microcontroller ... to drive one of these pixels with a 16MHz AVR chip. They use single-wire communications at 800 kHz ...
The WS2812 is produced by WorldSemi, who made a name for themselves earlier with LED driver solutions, especially the WS2811, an SOIC chip that would turn a common anode RGB LED into one that’s ...