stepmotor.c

基于89s52单片机

/*********************************************
 example program for 51 download board
  @11.0592MHz
 
 www.mcufan.com

 步进电机演示程序:  电机以两种速度运转
*********************************************/
#include <reg52.h>    

unsigned char  step[6]={0x01,0x02,0x04,0x08};

unsigned char  stepc[6]={0x08,0x04,0x02,0x01};



unsigned char  stepd[6]={3,6,12,9};

unsigned char  steps[10]={1,3,2,6,4,12,8,9};
int count1s;	   	
unsigned int count1m;	

void delay(unsigned us)        //delay time
{while(us--);
}

void delay5ms()
{
	register int i;
	for (i=0;i<400;i++)
	;
}



main()
{	
	unsigned 	char  i,j,dat;
	P2=00;

	for(j=0;j<255;j++)			 
  	{
		for(i=0;i<8;i++)		 
  		{
			P2=steps[i]	;
			delay5ms();
			delay5ms();

  		}
	 }
		for(j=0;j<255;j++)			 
  	{
		for(i=0;i<8;i++)		 
  		{
			P2=steps[i]	;
			delay5ms();
			delay5ms();

  		}
	 }
		while(1)
	{
	   
 		for(i=0;i<8;i++)			/*连续发送4个数据*/
  		{
				P2=steps[i]	;
				delay5ms();
  		}
	
	
	}
	

	
}