pcb design - Need help designing a PCB that works the same as a neopixel would (WS2812) - Electrical Engineering Stack Exchange
WS2812B RGB LED in Circuits - Hackster.io
WS2812B RGB Led Strip 60 144 LEDs 4mm 5mm 7.2mm Width PCB L3535 5050 I – BTF-LIGHTING
Amazon.com: Color Light Development Board, PCB Easy To Install 40 Bits 5x8 WS2812B 5050 RGB LED Driver 5V High Brightness for Bars for KTV : Electronics