The Arduino then controls the state of the LED using the active high enable line from the column multiplexer chip. [Alex] wanted more than just a static image to show off on his new display, so he ...

Most of us have an 8x8 LED matrix from one of our Arduino kits. What can we do with them? This module investigates how to use these interesting devices. Along the way, we describe a fun electronics ...

Maker LED display also has Wi-Fi so it can connect to the internet to retrieve and display information. Choose between 32 x 9 pixels or 64 x 9 pixels versions and choose an LED color: white, blue ...