Code for driving HUB75-style RGB LED matrices, targeted at 32-bit MCUs using brute-force GPIO (that is, not relying on DMA or other specialized peripherals beyond a timer interrupt, goal being ...
An Arduino C++ library (files Adafruit_Protomatter.cpp and Adafruit_Protomatter.h, plus the "examples" directory). The Arduino code is dependent on the Adafruit_GFX library. An underlying C library ...