I had ws2813 running smoothly for a while with driver implemented in current fastled. Now I have another ws2813 and it doesn't work - it flickers all the time. I found out it works with 2812b driver, ...

The Grove - RGB LED Ring (20 - WS2813 Mini) is a mini version of WS2813 Digital RGB LED Ring. The RGB LED Ring are 3535-sized LEDs with an embedded microcontroller inside the LED. The WS2813s are each ...