Paul and David Bradt’s Ardiono Projects offers multiple ways to use Arduino and Raspberry Pi microcontrollers for your model railroading projects. Buy the book here. Code for Button/Blink Test (SN095) ...

The PIR library implements a class to monitor 1 or more PIR sensors. The library supports default 8 PIR sensors per object, which typically are added in setup(). It is possible to add a sensor (pin) ...

YouTube has officially announced the launch of a beta testing program for its Android TV app, marking a significant step forward in the platform’s commitment to improving the television viewing ...

With more than a decade of experience, Nelson covers Apple and Google and writes about iPhone and Android features, privacy and security settings, and more. Peter is a writer and editor for the CNET ...

The One UI 8 Beta Program just went live globally for the Galaxy S25, S25+, and S25 Ultra as of now. More Galaxy devices are in line of receiving the Android 16 beta, with confirmed devices released ...

Quantum sensors offer exceptional precision in measuring magnetic fields, gravity and motion, making them invaluable for defense. However, they struggle in real-world conditions, especially on moving ...

Motion detectors are vital components of any home security system. Choosing the right motion detector, though, can be a complex topic. That’s where we come in. We’ve personally tested every type of ...

Abstract: In India, nearly 20 percent of the electricity is lost due to technical and commercial reasons. Three billion units of power are wasted every year. The Automation of lighting system with the ...

I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

Undervolting your CPU can be a great way to improve its operating temperatures and reduce its power draw, but if your chip is running too hot and heavy most of the time, undervolting can actually ...