How to control a RGB or a WS2812 LED Strip with a Raspberry Pi http://popoklopsi.github.io/RaspberryPi-LedStrip/#!/
The 6th incarnation of Elmer's blog
How to control a RGB or a WS2812 LED Strip with a Raspberry Pi http://popoklopsi.github.io/RaspberryPi-LedStrip/#!/