shiyanxin.lst

51的PWM

C51 COMPILER V6.12  SHIYANXIN                                                              05/08/2008 20:58:38 PAGE 1   


C51 COMPILER V6.12, COMPILATION OF MODULE SHIYANXIN
OBJECT MODULE PLACED IN .\shiyanxin.OBJ
COMPILER INVOKED BY: D:\keil\C51\BIN\C51.EXE .\shiyanxin.c DEBUG OBJECTEXTEND

stmt level    source

   1          #include<at89x51.h>
   2          sbit P10=P1^0;//脉冲信号
   3          sbit P11=P1^1;
   4          sbit P32=P3^2;//表示快且正转
   5          sbit P33=P3^3;//表示快且反转
   6          sbit P34=P3^4;//表示慢且正转
   7          sbit P35=P3^5;//表示慢且反转
   8          unsigned char c;
   9          void delay()
  10          {
  11   1      unsigned char i,j;
  12   1      for(i=0;i<2;i++)
  13   1      for(j=0;j<248;j++);
  14   1      }
  15            main()
  16          {
  17   1        while(1)
  18   1      {
  19   2        TMOD=0x01;
  20   2        EA=1;ET0=1;
  21   2         if(P32==0)
  22   2        {
  23   3          delay();
  24   3         if(P32==0)
  25   3         { 
  26   4       
  27   4           c=0;
  28   4           TH0=0xfa;
  29   4           TL0=0xc8;
  30   4           TR0=1;
  31   4           P10=0; //脉冲信号
  32   4           P11=1;//一直为低,表示正且快转
  33   4      
  34   4         }
  35   3        }
  36   2           if(P33==0)
  37   2          {
  38   3           delay();
  39   3            if(P33==0)
  40   3            {
  41   4         
  42   4             c=0;
  43   4             TH0=0xfa;
  44   4             TL0=0xc8;
  45   4             TR0=1;
  46   4             P10=1;//脉冲信号
  47   4             P11=0;//一直为低,表示正且慢转
  48   4           
  49   4            }
  50   3          }
  51   2             if(P34==0)
  52   2             {
  53   3             
  54   3              delay();
  55   3              if(P34==0)
C51 COMPILER V6.12  SHIYANXIN                                                              05/08/2008 20:58:38 PAGE 2   

  56   3              {
  57   4            
  58   4               c=0;
  59   4               TH0=0xfa;
  60   4               TL0=0xc8;
  61   4               TR0=1;
  62   4               P10=0;//脉冲信号
  63   4               P11=1;//一直为高，表示反且快转
  64   4            
  65   4              }
  66   3             }
  67   2                if(P35==0)
  68   2                 {
  69   3                  delay();
  70   3                    if(P35==0)
  71   3                   {
  72   4            
  73   4                    c=0;
  74   4                    TH0=0xfa;
  75   4                    TL0=0xc8;
  76   4                    TR0=1;
  77   4                    P10=1;//脉冲信号
  78   4                    P11=1;//一直为高，表示反且慢转
  79   4                
  80   4                  }
  81   3                 }
  82   2      }
  83   1      }
  84          void timer0() interrupt 1
  85          {
  86   1       
  87   1        if(c==0)
  88   1      { 
  89   2       P10=~P10;
  90   2       TH0=0xaf;
  91   2       TL0=0x32;
  92   2       c=1;
  93   2      }
  94   1        if(c==1)
  95   1      {
  96   2       P10=~P10;
  97   2       TH0=0xfa;
  98   2       TL0=0xc8;
  99   2       c=0;
 100   2      }
 101   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    158    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      1    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  0 WARNING(S),  0 ERROR(S)