PDA

View Full Version : Need Help! Avr Unipolar Chopper Stepper Motor Drive Problems



valasoft
07-13-2008, 10:55 AM
Hi All
i need a Unipolar Chopper Stepper Motor Driver.
my Motor Is 12v 4 Amper
my Power Supply is 72v DC (6 Times More Than Motor Voltage)-For Quick raise of motor Voltage.
i wanna Use an Avr AtMega8 Micro Controller
My sensing Curent Comonent Is a 0.1 Ohm Resistor
is any Body Doing Such a Thing Befor?