1.lst

单片机是52的

C51 COMPILER V6.12  1                                                                      07/20/2007 09:55:04 PAGE 1   


C51 COMPILER V6.12, COMPILATION OF MODULE 1
OBJECT MODULE PLACED IN .\1.OBJ
COMPILER INVOKED BY: d:\keilc51\C51\BIN\C51.EXE .\1.c DEBUG OBJECTEXTEND

stmt level    source

   1          #include<reg52.h>
   2          #include<math.h>
   3          #define uchar unsigned char
   4          #define uint unsigned int
   5          
   6          sbit p1_0=P1^0;
   7          sbit p1_1=P1^1;
   8          sbit p1_2=P1^2;
   9          sbit p1_3=P1^3;
  10          sbit p0_7=P0^7;
  11          uint a,b,i,j;
  12          uchar u=0x7f;
  13          uchar  tab[10]={0x0C0,0x0F9,0x0A4,0x0B0,0x99,0x92,0x82,0x0F8,0x80,0x90};
  14          void scan();
  15          void delay(uchar);
  16          void count();
  17          void main()
  18          {
  19   1           a=25;
  20   1      	  b=7;
  21   1           i=0;
  22   1      	  j=0;
  23   1           p0_7=0;
  24   1           
  25   1      	  //sbit u_7=u^7;
  26   1      
  27   1      	TMOD=0x01;
  28   1          TH0=0x3C;
  29   1          TL0=0xb0;
  30   1          ET0=1;
  31   1          EA=1;
  32   1          TR0=1;
  33   1      
  34   1      	while(1)
  35   1      	{
  36   2      	 scan();
  37   2      	  }
  38   1       }
  39          
  40          void time0(void) interrupt 1
  41          {  
  42   1        TH0=0x3C;
  43   1        TL0=0xb0;  
  44   1        if(i>=20)
  45   1        {
  46   2           i=0;
  47   2      	  p0_7=!p0_7;
  48   2      	  if(p0_7)
  49   2      	  u=0xff;	  
  50   2      	  else u=0x7f;
  51   2      	  //p1_2=0;
  52   2      	  //p1_3=0;
  53   2      	  count();  
  54   2          }
  55   1      	 else 
C51 COMPILER V6.12  1                                                                      07/20/2007 09:55:04 PAGE 2   

  56   1      	  i++;
  57   1        }
  58          void count()
  59          {
  60   1        if(j>=60)
  61   1        {
  62   2         j=0;
  63   2         if(a>58)
  64   2          {
  65   3      	  a=0;
  66   3      	   if(b<23)
  67   3      	    b++;
  68   3      		 else
  69   3      		  b=0;	    
  70   3      	   }
  71   2      	  else a++;
  72   2        }
  73   1        else j++;
  74   1        }
  75          void scan()
  76          {
  77   1       uchar led1,led2,led3,led4;
  78   1       led1=b/10;
  79   1       led2=b%10;
  80   1       led3=a/10;
  81   1       led4=a%10;
  82   1      
  83   1       P0=tab[led1];
  84   1       p1_0=0;
  85   1       delay(50);
  86   1       p1_0=1;
  87   1      
  88   1       P0=tab[led2];
  89   1       p1_1=0;
  90   1       delay(50);
  91   1       p1_1=1;
  92   1      
  93   1       P0=tab[led3]&u;
  94   1       p1_2=0;
  95   1       delay(50);
  96   1       p1_2=1;
  97   1      
  98   1       P0=tab[led4]&u;
  99   1       p1_3=0;
 100   1       delay(50);
 101   1       p1_3=1;
 102   1        }
 103          void delay(uchar x)
 104          {
 105   1        while(x>=1)
 106   1        {
 107   2         x--;
 108   2          }
 109   1      }
 110          
 111          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    359    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
C51 COMPILER V6.12  1                                                                      07/20/2007 09:55:04 PAGE 3   

   PDATA SIZE       =   ----    ----
   DATA SIZE        =     19       3
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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