It's been a long time and I finally have some time to seek to move my POV project from T3 to T4
I have to redig into old codes and things and test them on T4😂😂
@mercyful : the refresh speed could be higher if you use DMA with SPI, OctoWS2811 with...
I'm using JLCPCB on most of my project, because China is close to me... much cheaper shipping available.
I believe PCBway is also located in China, they provide near same service (PCB/assemble/3DP/CNC....) not sure how they are related but...