After a major water leak flooded my home, I realized alerts alone weren’t sufficient—I needed automatic shutoff. This project combines a hacked Gröhe Guard system, an Arduino Nano, an ESP32, and the ...

When we first saw [DiPDoT’s] homebrew computer, we thought it was an Altair 8800. But, no. While it has a very familiar front panel, the working parts are all based on relays. While it ...

Meshtastic, an open-source firmware for long-range mesh networking, offers an elegant solution. Using LoRa radios allows ...

This article will help you build a simple Arduino-based DCC system. Growing up in the 1980s I was living the dream. I had an ...

This study presents a fundamental discovery of how cerebellar climbing fibers modulate plastic changes in the somatosensory cortex by identifying both the responsible cortical circuit and the ...

Begin by connecting pin 85 of the relay to a clean ground point on the vehicle chassis or the negative terminal of the ...

The computing collection contains several schematics of the computer system X-66744, created by Samuel B. Williams and George Stibitz at Bell Telephone Laboratories in New York City. Williams and ...

Semiconductor giant Qualcomm announced Tuesday that it will acquire Arduino, the Italian electronics company known for its affordable circuit boards that are popular with hobbyists. The price of the ...

We’re looking for an Embedded Engineer to bring our car’s entire electronic and embedded architecture to life. You’ll design, ...

Qualcomm’s recent acquisition of Arduino marks a turning point in the maker and embedded space. As announced on October 7, 2025, Qualcomm will acquire Arduino while preserving its brand, tools, and ...

Abstract: The issues concerning testing and verification of the correctness of differential and polarizing circuits are described and discussed in this guide. The intention of this guide is to help ...

This project demonstrates Li-Fi (Light Fidelity) communication between two Arduino boards using visible light for data transmission. Text data is transmitted using an LED and a 4x4 keypad on the ...