I jumped back into official Arduino boards after I saw an ad for the Arduino UNO R4 WiFi board. I have used Wemos and ESP-based devices for five years, but this new Arduino UNO R4 WiFi has an LED matrix right on the board!

I jumped back into official Arduino boards after I saw an ad for the Arduino UNO R4 WiFi board. I have used Wemos and ESP-based devices for five years, but this new Arduino UNO R4 WiFi has an LED matrix right on the board!