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.

Visualizers used to be very much in vogue, something you’d gasp in at amazement when you’d fire up Winamp or Windows Media ...

Recently, [Edward Schmitz] wrote in to let us know about his Hackaday.io project: SigCore UC: An Open-Source Universal I/O ...

This project is an IoT-based irrigation system built using the Raspberry Pi Pico W microcontroller. The system integrates various sensors, actuators, and communication modules to monitor and control ...

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 ...

Abstract: Nowadays, Home automation has acquired a significant attention due to its potential to enhance convenience and efficiency in managing household systems. This paper presents a novel method to ...

Since its inception, Raspberry Pi has evolved far beyond its roots as a single-board computer (SBC) for hobbyists and educational purposes. Today, it is an increasingly popular choice for industrial ...

VCC Power Connects to 3.3V on the Pico. GND Ground Common reference ground. MISO/DO Master In Slave Out SD → Pico data line. MOSI/DI Master Out Slave In Pico → SD data line. SCK SPI Clock Clock signal ...