XDA Developers on MSN

I turned my old Android phone into a universal remote, and it replaced five devices in my living room

Your old Android phone has an infrared blaster that modern phones ditched, and it's the best universal remote you'll ever use ...
Hackaday

Two Microcontrollers Talking, All It Needs Is An LED

There are some projects that seem at first sight to be easy, but anyone who tries them finds a whole heap of unexpected problems and turns to the off-the-shelf device. PCB antennas for example, or ...