DIY Epoxy Resin Sign with LEDs | Light Up Your Space with Custom Style 💡🪵 Want to create a sign that really stands out? In this epic DIY project, I combine epoxy resin art with built-in LED lighting ...

This expandable LED display for a microcontroller in Figure 1 has a simple interface with only 6 data/control wires and can be easily accommodated to a DIY design. The display has static indication.