As a $35 pc with very low power requirements, the Raspberry Pi is uniquely suited to serve many different purposes especially as an always-on low power server. When I first heard of the Pi, I was ...

This project demonstrates a low-cost intelligent traffic signal system using Arduino and ultrasonic sensors to reduce congestion caused by fixed-timer traffic lights. Four HC-SR04 sensors detect ...

In addition to causing delays, fuel waste, and increased pollution, traffic jams and congestion are serious concerns in cities and can occasionally result in fatalities. Traditional traffic light ...

OBD stands for On-Board Diagnostics, and this standard connector has been mandated in the US since 1996. Now you can think of OBD-II as an on-board computer system that is responsible for monitoring ...

If you're familiar with the Raspberry Pi and you like it, there's a good chance you'll like the Arduino, too. At first glance, the two devices are very similar to each other, but there are some key ...

What is an ESP32 Web Server? In the Internet, all the websites are hosted on a computer and this computer is called a server. Since this particular server is used to serve web pages and web requests, ...

Joe is a graduate in Computer Science from the University of Lincoln, UK. He's a professional software developer, and when he's not flying drones or writing music, he can often be found taking photos ...

Ian Buckley is a freelance journalist, musician, performer and video producer living in Berlin, Germany. When he's not writing or on stage, he's tinkering with DIY electronics or code in the hope of ...