f_.c

这是一个产品的开发项目（基本程序）。有按键计算

#include "p89v51rx2.h"
sbit    LS    = P2^1;						//限位控制
//unsigned char _D;
sbit    Direction = P2^5;	
unsigned long old_Step=0xffff0000,	_Step;
void delayMs (unsigned char ms)
{
	unsigned char i;
	while (--ms)
	{
		for (i = 0; i < 125; i++);
	}
}
				//电机方向
void Set__moto( unsigned long Step_,unsigned char Direct){ 
	 _Step=Step_;
     Direction = Direct;	
     TR0=1;
}

void OffSet__moto( unsigned long Step_,unsigned char Direct){ 
	if(Direct)
    {
     Direction =1 ;
     _Step+=Step_;	
    }
 	else
   	{
     Direction =0 ;
     _Step-=Step_;	
    }
    TR0=1;
}
extern F_YB_()
{

}