text3.lst

使用AT89S52单片机的电子琴程序

C51 COMPILER V8.01   TEXT3                                                                 05/19/2009 09:31:04 PAGE 1   


C51 COMPILER V8.01, COMPILATION OF MODULE TEXT3
OBJECT MODULE PLACED IN Text3.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE Text3.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include "AT89X51.H" 
   2          int i,j;
   3          
   4          void delay(unsigned int i)
   5          {
   6   1         int j;
   7   1         for(;i>0;i--)
   8   1           for(j=0;j<125;j++);
   9   1      }
  10          void main(void) 
  11          { 
  12   1      
  13   1              EA=1;
  14   1              EX0=1;
  15   1              IT0=1;                                                                                                                
  16   1              P2=0xfe;
  17   1              while(1) 
  18   1              { 
  19   2                 ;
  20   2              } 
  21   1      }
  22          
  23          void int0_int(void) interrupt 0
  24          {
  25   1          EX0=0;              
  26   1              P2=(P2<<1)+1;   
  27   1              if(P2==0xf7)
  28   1            P2=0xfe;
  29   1              delay(500);
  30   1              EX0=1;
  31   1      }
  32          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     96    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      4    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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