1miaojia1.lst

C51 程序练习

C51 COMPILER V7.06   1MIAOJIA1                                                             10/21/2011 22:21:27 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE 1MIAOJIA1
OBJECT MODULE PLACED IN 1miaojia1.OBJ
COMPILER INVOKED BY: E:\KEIL\C51\BIN\C51.EXE 1miaojia1.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include<reg52.h>
   2          #define uint unsigned int
   3          #define uchar unsigned char
   4          uchar temp,shi,ge,wela,aa;
   5          uchar code table[]={
   6          0x3f,0x06,0x5b,0x4f,
   7          0x66,0x6d,0x7d,0x07,
   8          0x7f,0x6f,0x77,0x7c,
   9          0x39,0x5e,0x79,0x71};//0到F表格
  10          void delay(uint z);
  11          void display(uchar shi,uchar ge);
  12          void init();
  13          void main()
  14          {
  15   1              init();//初始化子程序
  16   1              while(1)//大循环
  17   1              {
  18   2                      if(aa==20)//是否到了1秒
  19   2                      {
  20   3                              aa=0;
  21   3                              temp++;
  22   3                              if(temp==100)
  23   3                                      {
  24   4                                      temp=0;
  25   4                                      }
  26   3                              shi=temp/10;
  27   3                              ge=temp%10;
  28   3                      }                       
  29   2                              display(shi,ge);//显示子函数
  30   2              }
  31   1      }
  32          
  33          void delay(uint z)//延时子程序
  34          {
  35   1              uint x,y;
  36   1              for(x=z;x>0;x--)
  37   1                      for(y=110;y>0;y--);
  38   1      }
  39          
  40          void display(uchar shi,uchar ge)
  41          {
  42   1                      wela=0xfe;//亮十位
  43   1                      P1=wela;
  44   1                      P0=table[shi];
  45   1                      delay(5);//快速延时动态显示
  46   1      
  47   1                      wela=0xfd;//亮个位
  48   1                      P1=wela;
  49   1                      P0=table[ge];
  50   1                      delay(5);       
  51   1      }
  52          void init()//初始化函数
  53          {
  54   1              TMOD=0x01;
  55   1              TH0=(56536-50000)/256;
C51 COMPILER V7.06   1MIAOJIA1                                                             10/21/2011 22:21:27 PAGE 2   

  56   1              TL0=(56536-50000)%256;
  57   1              EA=1;
  58   1              ET0=1;
  59   1              TR0=1;//定时器初始化
  60   1              
  61   1      }
  62          void timer0() interrupt 1
  63          {
  64   1              TH0=(56536-50000)/256;
  65   1              TL0=(56536-50000)%256;
  66   1              aa++;   
  67   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    141    ----
   CONSTANT SIZE    =     16    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      5    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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