[Konstantin] had some extra 27C256 EPROMS lying around and decided to use them to animate an 8×8 LED matrix. He’s not ... A 32 kHz clock circuit works with some ripple counters to scroll ...

Most of us learned to design circuits with schematics. But if you get to a certain level of complexity, schematics are a pain ...

The Nova is a tiny RP2040 board with a 7x10 LED matrix for creative projects. It works with MicroPython and Arduino IDE, offering the potential for various applications. Interested crowdfunders ...