ex.lst

C51电子琴程序 很实用的电子小制作

C51 COMPILER V7.09   EX                                                                    09/16/2004 16:53:08 PAGE 1   


C51 COMPILER V7.09, COMPILATION OF MODULE EX
OBJECT MODULE PLACED IN Ex.OBJ
COMPILER INVOKED BY: C:\KEIL\C51\BIN\C51.EXE Ex.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include "reg52.h"
   2          
   3          sbit P3_3=P3^3;
   4          
   5          unsigned char idata i,tl0_temp=0,th0_temp=0;
   6          
   7          void INTTO() interrupt 1 
   8          {
   9   1              TH0=th0_temp;
  10   1              TL0=tl0_temp;
  11   1              P3_3=~P3_3;
  12   1      }
  13          
  14          main()
  15          {
  16   1              P1=0XFF;
  17   1              TMOD=0X01;      
  18   1              ET0     =1;
  19   1              EA      =1;
  20   1              TH0=0;
  21   1              TL0=0;
  22   1              TCON    =0x10;  
  23   1              while(1)
  24   1              {
  25   2                      i=P1;
  26   2                      if(i==0xff)
  27   2                              TR0=0;
  28   2                      if(i==0xfe)
  29   2                      {
  30   3                              th0_temp=0xfb;
  31   3                              tl0_temp=0xE9;
  32   3                              TR0     =1;     
  33   3                      }
  34   2                      if(i==0xFD)
  35   2                      {
  36   3                              th0_temp=0xFC;
  37   3                              tl0_temp=0x5C;
  38   3                              TR0=1;  
  39   3                      }
  40   2                      if(i==0xFB)
  41   2                      {               
  42   3                              th0_temp=0xFC;
  43   3                              tl0_temp=0xc1;
  44   3                              TR0     =1;     
  45   3                      }
  46   2                      if(i==0xF7)
  47   2                      {
  48   3                              th0_temp=0xFC;
  49   3                              tl0_temp=0xEF;
  50   3                              TR0     =1;     
  51   3                      }
  52   2                      if(i==0xEF)
  53   2                      {               
  54   3                              th0_temp=0xFD;
  55   3                              tl0_temp=0x45;
C51 COMPILER V7.09   EX                                                                    09/16/2004 16:53:08 PAGE 2   

  56   3                              TR0     =1;     
  57   3                      }
  58   2                      if(i==0xDF)
  59   2                      {               
  60   3                              th0_temp=0xFD;
  61   3                              tl0_temp=0x92;
  62   3                              TR0     =1;     
  63   3                      }
  64   2                      if(i==0xBF)
  65   2                      {               
  66   3                              th0_temp=0xFD;
  67   3                              tl0_temp=0xD6;
  68   3                              TR0     =1;     
  69   3                      }
  70   2              }
  71   1      }
  72          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    150    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =      3    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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