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 ...
EDN

Arduino Battery Monitor Part II

In my last blog post: http://embeddederic.blogspot.c… I took an Adruino Uno and a Protoshield and made a simple battery monitor, so I could measure the voltage of a ...