XDA Developers on MSN

I built this beautiful LED matrix display with an ESP32 for $30

LED matrix display comes in. There are plenty of LED-based displays out there like this one, but the problem is that many of them are proprietary, may not support your own self-hosted solutions, or ...
EDN

8X8 LED Matrix Using Arduino Microcontroller

The circuit is driven by a MAX7219 IC that is being controlled through an Arduino microcontroller board, to create an 8X8 LED matrix. The connection of the LED matrix and the IC was done on a ...