No.101647
作者：yyudz
邮件：yyudz.com@163.com
ID：67438
登陆：2次
文章数：1篇
最后登陆IP：218.71.97.175
最后登陆：2009/6/9 22:59:55
注册：2007/1/10 10:00:17
财富：106
发帖时间：2007/1/10 10:03:23
发贴者IP：220.190.40.49
标题：yyudz:AT89C2051驱动步进电机的电路和源码
摘要：No.101647AT89C2051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,flag1,temp;
register unsigned int cw_n,ccw_n; unsigned char step[8]={0x80,0xc0,0x40,0x60,0x20,0x30,0x10,0x90}
#define n 400 /* flag1 mask byte
0x01 run cw()
0x02 run ccw()
*/ main() {
flag1=0;
serinit(9600);
disable(); /* no need timer interrupt */
cw_n = n; /* initial step number for cw */
flag1 |=0x01; /* initial enable cw() */ while(1){
{
tick_wait( ......
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