Before the Raspberry Pi came out, one cheap and easy way to get GPIO on a computer with a real operating system was to ...
VIEWE has launched a 4-inch round HDMI display with 720x720 resolution, and a USB touchscreen function suitable for SBCs like ...
Framed Washington Metro map uses Raspberry Pi Pico W and WMATA departure API to light 144 LEDs live. Laser-cut matboard masks 144 LEDs; data refreshes so you can see every train's position from home.
Pin configuration by user is available. See Configuration section. Wire length between Pico and SD card is very sensitive. Short wiring as possible is desired ...