main.lst

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C51 COMPILER V7.07   MAIN                                                                  02/26/2008 17:15:23 PAGE 1   


C51 COMPILER V7.07, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN main.OBJ
COMPILER INVOKED BY: C:\Program Files\Keil\C51\BIN\C51.EXE main.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include "AT89X52.h"
   2          
   3          #define uchar unsigned char
   4          #define uint  unsigned int
   5          #define Ls138 P1
   6          #define key P2
   7          
   8          code uchar led[] = {0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x98};
   9          void delay(uint i);
  10          void display(uchar number);
  11          void keypress(void);
  12          void keyrelease(void);
  13          uchar ch = 0;
  14          bit time_flag = 0,fkeypress = 0,firstin = 0;
  15          main()
  16          {
  17   1      // uchar j;
  18   1       SCON = 0x00;
  19   1       TMOD = 0x01;
  20   1       TH0 = 0x3c;
  21   1       TL0 = 0xb0;
  22   1       EA =1;
  23   1       ET0 = 1;
  24   1       TR0 = 1;
  25   1       display(led[ch]);
  26   1       while(1)
  27   1       {
  28   2        /*for(j=0;j<10;j++)
  29   2        {
  30   2        display(led[j]);
  31   2        delay(10000);
  32   2        }*/
  33   2        if(!fkeypress)
  34   2        {
  35   3              keypress();
  36   3        }
  37   2        if(fkeypress)
  38   2        {
  39   3              keyrelease();
  40   3        }
  41   2        if(fkeypress&&!firstin)
  42   2        {
  43   3              firstin = 1;
  44   3              ch++;
  45   3              if(ch>9)
  46   3              {
  47   4              ch = 0;
  48   4              }
  49   3        }
  50   2        if(time_flag)
  51   2        {
  52   3              time_flag = 0;
  53   3              display(led[ch]);
  54   3        }  
  55   2       }
C51 COMPILER V7.07   MAIN                                                                  02/26/2008 17:15:23 PAGE 2   

  56   1      }
  57          
  58          void delay(uint i)
  59          {
  60   1              while(--i);
  61   1      }
  62          
  63          void display(uchar number)
  64          {
  65   1       uchar i;
  66   1        for(i=1;i<7;i++)
  67   1        {
  68   2              Ls138 = i;
  69   2              SBUF = ~number;
  70   2          while(!TI);
  71   2              TI = 0;
  72   2        }
  73   1      }
  74          
  75          void time0() interrupt 1 using 0
  76          {
  77   1              TR0 = 0;
  78   1              TH0 = 0x3c;
  79   1              TL0 = 0xb0;
  80   1              time_flag = 1;
  81   1              TR0 =1;
  82   1      }
  83          
  84          void keypress(void)
  85          {
  86   1              key = 0xff;
  87   1              if(!(key&0x80))
  88   1              {
  89   2                      delay(600);
  90   2              }
  91   1              else
  92   1              {
  93   2                      fkeypress = 0;
  94   2                      firstin = 0;
  95   2                      return;
  96   2              }
  97   1              key = 0xff;
  98   1              if(!(key&0x80))
  99   1              fkeypress = 1;
 100   1      }
 101          
 102          void keyrelease(void)
 103          {
 104   1              key = 0xff;
 105   1              if((key&0x80))
 106   1              {
 107   2                      delay(600);
 108   2              }
 109   1              else
 110   1              {
 111   2                      return;
 112   2              }
 113   1              key = 0xff;
 114   1              if((key&0x80))
 115   1              fkeypress = 0;
 116   1      }

C51 COMPILER V7.07   MAIN                                                                  02/26/2008 17:15:23 PAGE 3   


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    170    ----
   CONSTANT SIZE    =     10    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      1    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =      3    ----
END OF MODULE INFORMATION.


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