count.lst

此程序为是用在电子警察上面的

C51 COMPILER V7.09   COUNT                                                                 08/26/2004 14:15:31 PAGE 1   


C51 COMPILER V7.09, COMPILATION OF MODULE COUNT
OBJECT MODULE PLACED IN count.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE count.c ROM(COMPACT) BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include <at89x52.h>
   2          #define uint  unsigned int 
   3          #define uchar unsigned char
   4          uchar i_shu=0x00;
   5          /***************************************/
   6          void main()
   7          {
   8   1       P1=0X00;
   9   1       P2=0XFF;
  10   1       P3=0XFF;
  11   1       EX0=1;
  12   1       IT0=1;
  13   1       EA=1;
  14   1       while(1)
  15   1       {;}
  16   1      }
  17          /***************************************/
  18          void delay20ms()
  19          {
  20   1       uint i;
  21   1       for (i=3000;i>0;i--)
  22   1        {;}
  23   1      }
  24          /***************************************/
  25          void chu1_li()
  26          {
  27   1        P2_0=0;
  28   1        delay20ms();
  29   1        P2_1=0;
  30   1        delay20ms();
  31   1        P2_0=1;
  32   1        delay20ms();
  33   1        P2_1=1;
  34   1      }
  35          
  36          void chu2_li()
  37          {
  38   1        P2_2=0;
  39   1        delay20ms();
  40   1        P2_3=0;
  41   1        delay20ms();
  42   1        P2_2=1;
  43   1        delay20ms();
  44   1        P2_3=1;
  45   1      }
  46          
  47          void chu3_li()
  48          {
  49   1        P2_4=0;
  50   1        delay20ms();
  51   1        P2_5=0;
  52   1        delay20ms();
  53   1        P2_4=1;
  54   1        delay20ms();
  55   1        P2_5=1;
C51 COMPILER V7.09   COUNT                                                                 08/26/2004 14:15:31 PAGE 2   

  56   1      }
  57          
  58          void chu4_li()
  59          {
  60   1        P2_6=0;
  61   1        delay20ms();
  62   1        P2_7=0;
  63   1        delay20ms();
  64   1        P2_6=1;
  65   1        delay20ms();
  66   1        P2_7=1;
  67   1      }
  68          /***************************************/
  69          
  70          void exint0() interrupt 0 using 0
  71          {
  72   1        
  73   1        i_shu=P1&0X0F;  
  74   1        switch (i_shu)
  75   1         {
  76   2             case 1:chu1_li();break;
  77   2             case 2:chu2_li();break;
  78   2             case 4:chu3_li();break;
  79   2             case 8:chu4_li();break;
  80   2             default :break;
  81   2         }
  82   1         P1=0X00;
  83   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)