Scanning at 80 frames per second he gets a nice, flickerless display. To make both the LED matrix circuit board and the control board, [Joekutz] carved out isolation paths in copper clad boards ...

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 ...