The WS2812 and WS2812B LED has four pins: power, ground, data in, and data out. The idea is to feed a string of these LEDs some power, send data in, and the LEDs will light up.

Commodity electronics manufacturing is a tough game. If you come out with a world-beating product, like WorldSemi did with the WS2812B addressable RGB LED “pixel”, you can be pretty sur… ...

WS2812B & Arduino. Earlier we controlled LED matrixes, strips and other complex LED projects bundled with countless interconnected wires with the help of multiplexers and shift registers. Now it is ...