WS2812Bs, or NeoPixels, or whatever else you call them brought full-color LEDs to maker projects a meter at a time in recent years. Hooked up to a microcontroller, they make creating vibrant, ...

[Tim] recently found himself tinkering with a cheap string of LEDs. Far from an advanced, IC-controlled addressable set, these were merely a string with LEDs of four colors that could be switched on ...