UHU Servo boards
Writte by MAKE Magazine the 03/12/2007

AVR based UHU Servo boards -
This is our version of the AVR microcontrolled UHU servo board designed by Uli Uber. It is a brushed motor controller with step/direction interface. It is capable of 250,000 steps/second for fast motor rpm.
UHU Servo - Link.

