He put up a great tutorial on using an IR remote to do just about anything with everyone’s favorite microcontroller platform. [firestorm] used the Arduino IRremote library to decode the button ...

He decided instead to use an Arduino to monitor the 3.3V power rail on the Pi. When the Pi is shut down in software, the Arduino can sense that the Pi isn’t on any more and disconnect the power.

For more information on the new Arduino infrared learning processor board set jump over to the Kickstarter website for details and to make a pledge to help the kit become a reality.