YAN9VUSBC
August 22nd, 2006 Posted in General
The circuit design is from http://ipod.hackaday.com/entry/1234000270029372/ All I did was add an LED so I could see if the battery was good. He's got nice diagrams of the USB and regulator to help you wire this together.
Very handy. I'll add this to the list of things to build when I get time.