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.

This design idea (Figure 1) shows how easily “new flesh can be added to the old bones” and how some new functions can be added to the simple LED display that was published earlier. Figure 1 Upgraded ...

A few years ago [Brian McCafferty] created a nice big RGB LED panel in a poster frame that aimed to be easy to move, program, and display. We’d like to draw particular attention to one of his ...

Remember the good old PDAs or Personal Digital Assistants that people used for taking notes, keeping schedules, keeping a tab on contacts, and such stuff? Here is what can be said as a modern take on ...

Cool DIY: A developer has created an LED face mask that looks like something straight out of a dystopian sci-fi film. The device can display custom images and animations, turning the user into ...