Everyone loves LED matrices, and even if you can’t find what you like commercially, it’s pretty easy to make just what you want. Need it big? No problem; just order a big PCB and some WS2812s. Need ...
$2 for 10pcs PCBs (48 hours turnaround time) Using a bunch of WS2812B led chipset I build a net of lighting for my jumper, this is the first version so do not expect too much from it, version 2 is on ...