ex.c

步进电机控制的程序

#include "reg51.h"

void DELAY();

main()
{
	while(1)
	{
		P1=0x08;		//A
		DELAY();
		P1=0x0C;		//AB
		DELAY();
		P1=0x04;		//B
		DELAY();
		P1=0x06;		//BC
		DELAY();
		P1=0x02;		//C
		DELAY();
		P1=0x03;		//CD
		DELAY();
		P1=0x01;		//D
		DELAY();
		P1=0x09;		//DA
		DELAY();
	}	
}
void DELAY()
{
unsigned char i,j;
	for(i=0;i<20;i++)
		for(j=0;j<100;j++);
}