Watch Hannes Siebeneicher walk through how you can create messages, simple animations, graphics, or even little games for the built-in LED matrix on the Arduino UNO R4 WiFi. Want to try it yourself? Check out the tutorial: https://docs.arduino.cc/tutorials/uno-r4-wifi/led-matrix | Arduino

13K views · 215 reactions | Let's go hands-on with the Arduino CLI! This tutorial will walk you through setting up all the required tools on your machine to the fastest way to compile and upload a sketch on your target board: https://bit.ly/2VuD67N | Arduino | Facebook