步进电机仿真

ID:313067 · 发表于 2018-4-24 16:31

#include <reg51.h>
#include <intrins.h>
#define uchar unsigned char
#define uint  unsigned int
#define delayNOP(); {_nop_();_nop_();_nop_();_nop_();};

unsigned char code FFW[8]={0xfe,0xfc,0xfd,0xf9,0xfb,0xf3,0xf7,0xf6}; //??
unsigned char code REV[8]={0xf6,0xf7,0xf3,0xfb,0xf9,0xfd,0xfc,0xfe}; //??
//unsigned char code FFW[8]={0x01,0x03,0x02,0x06,0x04,0x0c,0x08,0x09}; //??
//unsigned char code REV[8]={0x09,0x08,0x0c,0x04,0x06,0x02,0x03,0x01}; //??
sbit  K1 = P2^3;    //?????
sbit  K2 = P2^4;    //????
sbit  K3 = P2^5;    //????
sbit  K4 = P2^6;    //????

sbit  LCD_RS = P2^0;
sbit  LCD_RW = P2^1;
sbit  LCD_EN = P2^2;

bit  on_off=0;          //???????
bit  direction=1;       //????
bit  rate_dr=1;          //????
bit  snum_dr=1;          //????

uchar code  cdis1[ ] = {"Bi Ye She Ji "};
uchar code  cdis2[ ] = {" LuoWeilan"};
uchar code  cdis3[ ] = {" STOP       "};
uchar code  cdis4[ ] = {"NUM: RATE: "};
uchar code  cdis5[ ] = {"  RUNNING    "};

uchar m,v=0,q=0;

uchar number=0,number1=0;
uchar snum=20,snum1=20;    //?????
uchar rate=3;             //?????
uchar data_temp,data_temP0,data_temp2;

/********************************************************/
/*
/* ??t??
/* 11.0592MHz??,???1ms
/*
/********************************************************/
void delay(uint t)
{
uchar k;
while(t--)
{
   for(k=0; k<124; k++)
   { }
}
}

/********************************************************/
void delayB(uchar x) //x*0.14MS
{
uchar i;
while(x--)
{
   for (i=0; i<13; i++)
   { }
}
}

/********************************************************/
/*
/*??LCD???
/*lcd_busy?1?,?,????0?,?,????????
/*
/********************************************************/

bit lcd_busy()
{
bit result;
LCD_RS = 0;
LCD_RW = 1;
LCD_EN = 1;
delayNOP();
result = (bit)(P0&0x80);
LCD_EN = 0;
return(result);
}

/********************************************************/
/*
/*??????LCD
/*RS=L,RW=L,E=???,D0-D7=????
/*
/********************************************************/

void lcd_wcmd(uchar cmd)

{
while(lcd_busy());
LCD_RS = 0;
LCD_RW = 0;
LCD_EN = 0;
_nop_();
_nop_();
P0 = cmd;
delayNOP();
LCD_EN = 1;
delayNOP();
LCD_EN = 0;
}

/********************************************************/
/*
/*??????LCD
/*RS=H,RW=L,E=???,D0-D7=???
/*
/********************************************************/

void lcd_wdat(uchar dat)
{
while(lcd_busy());
LCD_RS = 1;
LCD_RW = 0;
LCD_EN = 0;
P0 = dat;
delayNOP();
LCD_EN = 1;
delayNOP();
LCD_EN = 0;
}

/********************************************************/
/*
/*  LCD?????
/*
/********************************************************/

void lcd_init()
{
delay(30);
lcd_wcmd(0x38);    //16*2??,5*7??,8???
delay(5);
lcd_wcmd(0x38);
delay(5);
lcd_wcmd(0x38);
delay(5);

lcd_wcmd(0x0c);    //???,???
delay(5);
lcd_wcmd(0x06);    //????
delay(5);
lcd_wcmd(0x01);    //??LCD?????
delay(5);
}

/********************************************************/
/*
/*  ??????
/*
/********************************************************/

void lcd_pos(uchar pos)
{
  lcd_wcmd(pos | 0x80);  //????=80+????
}

/********************************************************/
/*
/* LCD1602???????
/*
/********************************************************/
void  LCD_init_DIS()
{
   delay(10);                //??
   lcd_init();             //???LCD

   lcd_pos(0);             //????????????1???
   m = 0;
   while(cdis1[m] != '\0')
   {                      //????
      lcd_wdat(cdis1[m]);
      m++;
   }

   lcd_pos(0x40);          //???????????1???
   m = 0;
   while(cdis2[m] != '\0')
   {
      lcd_wdat(cdis2[m]);    //????
      m++;
   }

   delay(3000);             //??

   lcd_pos(0);             //????????????1???
   m = 0;
   while(cdis3[m] != '\0')
      {                      //????
      lcd_wdat(cdis3[m]);
      m++;
      }

   lcd_pos(0x40);          //???????????1???
   m = 0;
   while(cdis4[m] != '\0')
      {
      lcd_wdat(cdis4[m]); //????
      m++;
      }
      for(m=0;m<2;m++)
      {
   lcd_pos(0x0c+m); //??????
         lcd_wdat(0x3e);
}

}
/********************************************************/
/*
/*???????
/*
/********************************************************/
void  data_conv()
{
   data_temP0=data_temp/10;    //??
  if(data_temP0==0)
  {data_temP0=0x20;}          //???0???
   else
  {data_temP0=data_temP0+0x30;}

data_temp2=data_temp%10;    //??
   data_temp2=data_temp2+0x30;
}

/********************************************************/
/*
/*???????
/*
/********************************************************/
void  data_dis()
{
data_temp = snum;       //????
data_conv();
   lcd_pos(0x44);
   lcd_wdat(data_temP0);
   lcd_pos(0x45);
   lcd_wdat(data_temp2);

data_temp = rate;       //????
data_conv();
   lcd_pos(0x4d);
   lcd_wdat(data_temP0);
   lcd_pos(0x4e);
   lcd_wdat(data_temp2);
}
/********************************************************
/*
/* ????????
/*
/********************************************************/
void  motor_DR()
  {
   if(direction==1)          //??????
      { for(m=0;m<2;m++)
      {
   lcd_pos(0x0c+m);    //??????
         lcd_wdat(0x3e);
   }
}
      else
      { for(m=0;m<2;m++)    //??????
         {
      lcd_pos(0x0c+m);    //??????
         lcd_wdat(0x3c);
   }
}
  }

/********************************************************
/*
/* ??????
/*
/********************************************************/
void  motor_RUN()
{
   if(on_off==1)
{ TR0=1;
   lcd_pos(0);    //????????????1???
      m = 0;
      while(cdis5[m] != '\0')
      { lcd_wdat(cdis5[m]);    //RUNNING
         m++; }
         motor_DR();             //
}
   else
{ TR0=0; P0 =0x0f;
lcd_pos(0);    //????????????1???
      m = 0;
      while(cdis3[m] != '\0')
      { lcd_wdat(cdis3[m]);    //STOP
         m++; }
         motor_DR();             //
snum=snum1;          //
number1=0;             //??????
      }
  }

/********************************************************
*
*  ???
*
*********************************************************/

main()
{
      LCD_init_DIS();

TMOD = 0x01;    //T0????1
TL0  = 0x33;
TH0  = 0xf5;
EA = 1;
ET0  = 1;

P1=0;
while(1)
{
   if(K1==0)
{
      //beep();
   while(K1==0);    //?????
   on_off=~on_off;
      motor_RUN();
      } //K1 end
/********************************************************/
   if(K2==0)
   {
      if(snum_dr==1)
{ snum++;
      snum1=snum;
   if(snum==0x14)
         { snum_dr=~snum_dr;}
}
else
   {snum--;
snum1=snum;
   if(snum==0x01)
{ snum_dr=~snum_dr; }
   }

} //K2  end
/********************************************************/
      if(K3==0)
   {
direction=~direction;
      motor_DR();
   }//K3 end

/********************************************************/
      if(K4==0)
   {
if(rate_dr==1)
{ rate++;
   if(rate==0x10)
         { rate_dr=~rate_dr;}
}
else
   {
   rate--;
   if(rate==0x01)
{ rate_dr=~rate_dr; }
   }
  } //K4 end

/********************************************************/
   if(number1==snum1) //?????????
   { number1=0;
      on_off=0;
      TR0=0;
      snum=snum1;
P1=0x0f;
motor_RUN();
}
      data_dis();
}  // while(1) end
}  //main end

/********************************************************/
/*
/*  ??? T0 ??
/*
/********************************************************/

void  motor_onoff()  interrupt  1
{
   TL0  = 0x33;
   TH0  = 0xf5;
   q++;
if(q < rate)
      { return; }
else
   {  q=0;
   number++;                //????

   if(number==64)             //64????????
   { snum--;
   number=0;
         number1++; }       //??????

      if(direction==1)          //????
   { if(v<8)
      {P1 = FFW[v];v++;}    //???,??
      if(v==8)
      { v=0;
      }

   else
   { if(v<8)
      {P1 = REV[v];v++;}    //???,??
      if(v==8)
      { v=0; }
      }
}
}

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