C51 COMPILER V7.06   MAIN                                                                  01/07/2010 17:29:07 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN main.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE main.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include<reg52.h>
   2          #define uint unsigned int
   3          #define uchar unsigned char
   4          
   5          uchar a,i,flag=0,date;
   6          uchar b1,b2,b3,b4,b5,b6;
   7          uint dat=0,buf1,buf2;
   8          sbit dula=P2^6;
   9          sbit wela=P2^7;
  10          uchar code table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,                         //数码管编码
  11                                  0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};
  12          
  13          void delay(unsigned char i)             //延时程序
  14          {       
  15   1              uchar j,k;
  16   1        for(j=i;j>0;j--)
  17   1          for(k=125;k>0;k--);
  18   1      }
  19          void UART_init()
  20          {
  21   1              TMOD=0x20;
  22   1              TH1=0xfd;
  23   1              TL1=0xfd;
  24   1              TR1=1;
  25   1              SM0=0;
  26   1              SM1=1;
  27   1              REN=1;
  28   1              EA=1;
  29   1              ES=1;
  30   1              PCON=0x80;
  31   1      }
  32          
  33          void display(uint date)                 //显示程序
  34          {  
  35   1              b1=date/10000;
  36   1              b2=date%10000/1000;
  37   1              b3=date%1000/100;
  38   1              b4=date%100/10;
  39   1              b5=date%10;
  40   1      
  41   1         P0=table[b1];                //1
  42   1         dula=1;
  43   1         dula=0;
  44   1      
  45   1         P0=0xfe;
  46   1         wela=1;
  47   1         wela=0;
  48   1         delay(5);
  49   1      
  50   1         dula=0;
  51   1         P0=table[b2];                //2
  52   1         dula=1;
  53   1         dula=0;
  54   1      
  55   1         wela=0;
C51 COMPILER V7.06   MAIN                                                                  01/07/2010 17:29:07 PAGE 2   

  56   1         P0=0xfd;
  57   1         wela=1;
  58   1         wela=0;
  59   1         delay(5);
  60   1      
  61   1         dula=0;
  62   1         P0=table[b3];                //3
  63   1         dula=1;
  64   1         dula=0;
  65   1      
  66   1         wela=0;
  67   1         P0=0xfb;
  68   1         wela=1;
  69   1         wela=0;
  70   1         delay(5);
  71   1              
  72   1         dula=0;
  73   1         P0=table[b4];                //4
  74   1         dula=1;
  75   1         dula=0;
  76   1      
  77   1         wela=0;
  78   1         P0=0xf7;
  79   1         wela=1;
  80   1         wela=0;
  81   1         delay(5);
  82   1      
  83   1         dula=0;
  84   1         P0=table[b5];                //5
  85   1         dula=1;
  86   1         dula=0;
  87   1      
  88   1         wela=0;
  89   1         P0=0xef;
  90   1         wela=1;
  91   1         wela=0;
  92   1         delay(5);
  93   1      
  94   1      
  95   1      
  96   1      
  97   1      }
  98          
  99          
 100          void main()             //      主程序
 101          {
 102   1              UART_init();
 103   1      
 104   1              while(1)
 105   1              {
 106   2      
 107   2                      for(i=0;i<20;i++)
 108   2                      {
 109   3                              display(dat);                   
 110   3                      }
 111   2              }
 112   1      }
 113          
 114          void serial() interrupt 4
 115          {
 116   1              if(RI)
 117   1              {       
C51 COMPILER V7.06   MAIN                                                                  01/07/2010 17:29:07 PAGE 3   

 118   2                      flag++;
 119   2                      if(flag==1) {buf1=SBUF;}
 120   2                      if(flag==2)
 121   2                      {
 122   3                              buf2=SBUF;
 123   3                              dat=(buf1*256+buf2);
 124   3                              flag=0;
 125   3                      }
 126   2                      RI=0;
 127   2              }
 128   1      
 129   1      }
 130          
 131          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    342    ----
   CONSTANT SIZE    =     16    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     16    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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