test02.lst

8051单片机学习源码 包括定时器、键盘、液晶显示等

C51 COMPILER V6.12  TEST02                                                                 11/24/2007 11:33:51 PAGE 1   


C51 COMPILER V6.12, COMPILATION OF MODULE TEST02
OBJECT MODULE PLACED IN test02.OBJ
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE test02.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1           #include<reg52.h>
   2           #define uchar unsigned char
   3           #define ul unsigned long
   4          
   5          sbit wela=P2^7;
   6          sbit dula=P2^6;
   7          sbit k2=P3^4;	
   8          
   9          uchar code tabledu[]={
  10          0x3f,0x06,0x5b,0x4f,
  11          0x66,0x6d,0x7d,0x07,
  12          0x7f,0x6f,0x77,0x7c,
  13          0x39,0x5e,0x79,0x71};
  14          
  15          uchar code tablewe[]={
  16          0x01,0x02,0x04,0x08,
  17          0x10,0x20  
  18          };
  19          
  20          uchar count;
  21          ul sum;
  22          
  23          void display(uchar,uchar,uchar);
  24          void delay(uchar);
  25          
  26          void main()
  27           {
  28   1       EA=1;
  29   1       ET1=1;
  30   1       TMOD=0X10;
  31   1       TR1=1;
  32   1       while(1)
  33   1      	  {	  if(k2!=0)//if k2 buttor is press down,the counting stop!
  34   2      	         {
  35   3      			  if(count==1)
  36   3      			 	{
  37   4      				 count=0;
  38   4      				  if(sum!=999)
  39   4      				    sum++;
  40   4      				  else sum=0;
  41   4      			
  42   4      				}
  43   3      			 }
  44   2      		  
  45   2      		  display(sum/100,sum%100/10,sum%10);
  46   2      	  }
  47   1      
  48   1      
  49   1       }
  50          
  51          
  52          void display(uchar a,uchar b,uchar c)
  53          {
  54   1       P0=0x00;
  55   1       wela=1;
C51 COMPILER V6.12  TEST02                                                                 11/24/2007 11:33:51 PAGE 2   

  56   1       wela=0;
  57   1       P0=~tabledu[a];
  58   1       dula=1;
  59   1       dula=0;
  60   1       P0=tablewe[0];
  61   1       wela=1;
  62   1       wela=0;
  63   1       delay(5);
  64   1       //------------------
  65   1       P0=0x00;
  66   1       wela=1;
  67   1       wela=0;
  68   1       P0=~tabledu[b];
  69   1       dula=1;
  70   1       dula=0;
  71   1       P0=tablewe[1];
  72   1       wela=1;
  73   1       wela=0;
  74   1       delay(5);
  75   1       //------------------
  76   1       P0=0x00;
  77   1       wela=1;
  78   1       wela=0;
  79   1       P0=~tabledu[c];
  80   1       dula=1;
  81   1       dula=0;
  82   1       P0=tablewe[2];
  83   1       wela=1;
  84   1       wela=0;
  85   1       delay(5);
  86   1       //------------------
  87   1      }
  88          
  89           
  90           
  91           
  92          
  93          
  94           void timer1() interrupt 3
  95           {  
  96   1      	TH1=(65536-10000)/256;
  97   1      	TL1=(65536-10000)%256;
  98   1      	count=1;
  99   1       
 100   1       }
 101          
 102           void delay(uchar n)
 103           {
 104   1       uchar a,b;
 105   1       for(a=n;a>0;a--)
 106   1       	for(b=255;b>0;b--); 
 107   1       }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    271    ----
   CONSTANT SIZE    =     22    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      5       2
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
C51 COMPILER V6.12  TEST02                                                                 11/24/2007 11:33:51 PAGE 3   

END OF MODULE INFORMATION.


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