#include "reg52.h"
unsigned char code RUN[8]={0xf1,0xf3,0xf2,0xf6,0xf4,0xfc,0xf8,0xf9}; //步进电机相序表
void delay(unsigned int t);
//步进电机驱动
void motor_ffw()
{
unsigned char i;
for (i=0; i<8; i++) //一个周期转3.75*8=30度
{
P1 = RUN[i]&0x1f; //取数据
delay(100); //调节转速
}
}
/******延时函数****************/
void delay(unsigned int t)
{
unsigned int k;
while(t--)
{
for(k=0; k<60; k++)//用for的空循环延长程序的执行时间
{ }
}
}
main()
{
while(1)
{
motor_ffw(); //调用旋转处理函数
}
}
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