Taste The Code on MSN

Arduino heart rate monitor using Pro Mini PulseSensor and OLED for beginners

In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

I turned my Android phone into the perfect bedside clock - here's how

Don't want a traditional alarm clock? Your Android phone can show the time while it charges. Here's how to set it up.