Very simple, easy to use and versatile library for MAX7219-type 8x8 matrix displays. Mean to be used with Arduino-based uC but it's easy to modify the code for any other uC.
- Download .zip file from release (here: https://github.com/TilenS6/MAX7219-8x8-LED-Matrix-Library/releases)
- Go to Arduino IDE: Sketch > Include Library > Add .ZIP Library, then select downloaded .zip