基于单片机控制和L298驱动的步进电机，在四相八拍的工作方式下，LED显示灯不亮怎么...

ID:768258 · 发表于 2020-6-3 11:32

#include<reg51.h>
#define unit unsigned int
sbit zz=p3^2;
  sbit fz=p3^3;
  sbit jias=p3^4;
  sbit jians=p3^5;
  sbit stop=p3^6;
  sbit ledzz=p1^4;
  sbit ledfz=p1^5;
  sbit ledjias=p1^6;
  sbit ledjains=p1^7;
  sbit F1=P2^0;
  sbit F2=p2^1;
  sbit F3=P2^2;
  sbit F4=P2^3;
  unsigned char code FFW[8]={0xfe,0xfc,0xfd,0xf9,0xfb,0xf3,0xf7,0xf6};
unsigned char code FFZ[8]={0xf6,0xf7,0xf3,0xfb,0xf9,0xfd,0xfc,0xfe};
void motor_ffw();
unit rate,K1,K2;
void delay1(uint nms)
{
      unit i,j;
      for(i=nms;i>0;i--)
      for(j=110;j>0;j--);
}
void delay()
{
      unsigned int k,t;
      t=rate;
      while(t--)
      {
         for(k=0;k<50;k++);
         {}
      }
}
void motor_ffw()
{
      unsigned char i;
      if(K1==1)
         for(i=0;i<8;i++)
      {
         P2=FFW[i]&0x1f;
         delay();
      }
      if(K2==1)
         for(i=0;i<8;i++)
      {
         P2=FFZ[i]&0x1f;
         delay();
      }
}
void key()
{
      if(zz==0)
      {
         delay1(10);
         if(zz==0)
         {K1=1;K2=0;ledzz=0;ledfz=1;ledjias=1;ledjians=1;}
      }
      if(fz==0)
      {
         delay1(10);
         if(fz==0)
         {K2=1;K1=0;ledzz=1;ledfz=0;ledjias=1;ledjians=1;}
      }
      if(jias==0)
      {
         delay1(10);
         if(jias==0)
         {rate=rate-10;ledzz=1;ledfz=1;ledjias=0;ledjians=1;if(rate==0)rate=10;}
      }
      if(jians==0)
      {
         delay1(10);
         if(jians==0)
         {rate=rate+10;ledzz=1;ledfz=1;ledjias=1;ledjians=0;}
      }
      if(stop==0)
      {
         delay1(10);
         id(stop==0)
         {P2=0Xff;K1=0;K2=0;}
      }
}
void main()
{
      rate=100;
      while(1)
      {
         key();
         motor_ffw();
      }
}

ID:770645 · 发表于 2020-6-20 15:05

有没有用8088cpu做的

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