DC Motor Speed Controller

http://bit.do/dgeXm Secret promo page at EdrawSoft.
In the need of controlling a 7 Amper DC Motor i designed a speed controller with some cheap components. Summarily i used the AVR ATtiny13 for controlling the PWM , a n-mosfet IRF540N for switching the motor and a rotary encoder for adjusting the PWM Duty Cycle. More info @ http://www.candrian.gr/index.php/dc-motor-speed-controller/ Andrianakis Haris