AT89C2051驱动步进电机的电路和源码

电路如图所示： 程序stepper.c stepper.hex /* * STEPPER.C * sweeping stepper's rotor cw and cww 400 steps * Copyright (c) 1999 by W.Sirichote */ #include c:\mc51\8051io.h /* include i/o header file */ #include c:\mc51\8051reg.h register unsigned char j,fla