[Robin Reiter] needed a better way to show off his work. He previously converted an electric TV stand into a full 360-degree display turntable, but it relied on an external power supply to get it ...

A standard telephone keypad, with four rows of three keys each. The top row consists of 1, 2, and 3, with keys continuing down in order until the last row, which is usually *, 0, and #. Such a keypad ...

If you’ve been to a wedding or a downtown coffee shop in the last 10 years, you’ve probably seen those little lightboxes that ...

This is a RELEASE build of oipoi. oipoi is a DIY osu! keypad built using an Arduino Uno and a Python-based USB keyboard (HID) emulator. The Arduino reads button inputs and sends them over Serial. A ...

FOSDEM 2026 Amid growing interest in digital sovereignty and getting data out of the corporate cloud and into organizations' ownership, the Matrix open communication protocol is thriving. The project ...

Library for the ADG728 1 to 8 channel multiplexer. The library allows you to enable 0 to 8 channels uniquely or simultaneously. In fact the ADG728 is therefore a switch, although often named a ...

Abstract: This system presents the design and implementation of a password-based door lock system integrated with LED light control for enhanced security. The proposed system allows password entry ...

Keypad phones, believe it or not, are still in use, and there is a surprising amount of variety to choose from. Some of the phones include 4G connectivity, cameras, and are built to last. If you're ...