a.lst

PC机与51的通信程序

C51 COMPILER V7.20   A                                                                     04/10/2006 17:11:41 PAGE 1   


C51 COMPILER V7.20, COMPILATION OF MODULE A
OBJECT MODULE PLACED IN a.OBJ
COMPILER INVOKED BY: D:\Program Files\Keil\C51\BIN\C51.EXE a.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include<reg51.h>
   2          
   3          unsigned char R0=0,R1=0,R2=0,R3=0,R4=0,R5=0;
   4          void delay();
   5          void main()
   6          {
   7   1      unsigned char a[10]={0XC0,0XF9,0XA4,0XB0,0X99,0X92,0X82,0XF8,0X80,0X90};
   8   1      TH1=0XDC;TL1=0X00;TH0=0XFF;TL0=0XFF;
   9   1      TMOD=0X15;TCON=0X04;IP=0X08;IE=0X8E;
  10   1      TR0=1;TR1=1;
  11   1      for(;;)
  12   1      {
  13   2      P0=a[R0];P1=0XEE;delay();
  14   2      P0=a[R1];P1=0XDD;delay();
  15   2      P0=a[R2];P1=0XBB;delay();
  16   2      P0=a[R3];P1=0X77;delay();
  17   2      }
  18   1      }
  19          
  20          
  21          void int1(void) interrupt 2
  22          {
  23   1      
  24   1      R1++;
  25   1      if(R1==4&&R0==2)
  26   1      {
  27   2      R1=0;
  28   2      R0=0;
  29   2      }
  30   1      else 
  31   1      if(R1==10)
  32   1      {
  33   2      R1=0;
  34   2      R0++;
  35   2      }
  36   1      }
  37          
  38          
  39          void timer0(void)  interrupt 1
  40          {
  41   1      TH0=0XFF;TL0=0XFF;
  42   1      R3++;
  43   1      if(R3==10)
  44   1      {
  45   2      R3=0;
  46   2      R2++;
  47   2      }
  48   1      if(R2==6)
  49   1      {
  50   2      R2=0;
  51   2      R1++;
  52   2      }
  53   1      if(R1==4&&R0==2)
  54   1      {
  55   2      R1=0;
C51 COMPILER V7.20   A                                                                     04/10/2006 17:11:41 PAGE 2   

  56   2      R0=0;
  57   2      }
  58   1      else 
  59   1      if(R1==10)
  60   1      {
  61   2      R1=0;
  62   2      R0++;
  63   2      }
  64   1      }
  65          
  66          
  67          void timer1(void)  interrupt 3
  68          {
  69   1      TH1=0XDC;TL1=0X00;
  70   1      R5++;
  71   1      if(R5==100)
  72   1      {
  73   2      R5=0;
  74   2      R4++;
  75   2      }
  76   1      if(R4==60)
  77   1      {
  78   2      R4=0;
  79   2      R3++;
  80   2      }
  81   1      if(R3==10)
  82   1      {
  83   2      R3=0;
  84   2      R2++;
  85   2      }
  86   1      if(R2==6)
  87   1      {
  88   2      R2=0;
  89   2      R1++;
  90   2      }
  91   1      if(R1==4&&R0==2)
  92   1      {
  93   2      R1=0;
  94   2      R0=0;
  95   2      }
  96   1      else 
  97   1      if(R1==10)
  98   1      {
  99   2      R1=0;
 100   2      R0++;
 101   2      }
 102   1      }
 103          
 104          void delay()
 105          {
 106   1      unsigned char kk=0X00;
 107   1      while(kk++<0XFF)
 108   1      {}
 109   1      }
 110          
 111          
 112          
 113          
 114          
 115          
 116          
 117          
C51 COMPILER V7.20   A                                                                     04/10/2006 17:11:41 PAGE 3   

 118          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    306    ----
   CONSTANT SIZE    =     10    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      6      10
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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