Firmware for a stock ticker that displays the prices of stocks on a long line of MAX7219 LED matrices with a Pico 2W from Alpaca Markets! This repository documents the creation of a 3x3x12 LED matrix ...

This is a library to drive MAX7219 LED matrices. This library has been designed to be both simple to use for beginners, while leaving a lot to play around with for advanced users. While the library ...