One of the first projects that most people do on an Arduino is to light up or flash an LED. It seems ultra-simple because it ...

This snippet of Hello World code lets [Nico Ritschel] turn the Pin 13 LED on his Arduino on and off using Siri, the voice-activated helper built into iPhones. The trick here is using the Ruby ...

An automatic toll gate system using Arduino revolutionises traditional toll collection by eliminating manual intervention.