clock.lst

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C51 COMPILER V7.50   CLOCK                                                                 11/10/2006 00:34:26 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE CLOCK
OBJECT MODULE PLACED IN clock.OBJ
COMPILER INVOKED BY: D:\Keil12\C51\BIN\C51.EXE clock.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include<reg52.h>
   2          #define  unchar unsigned char;
   3          #define  unint  unsigned int;
   4          
   5          unint timer;
   6          unchar number[]={0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,          //共阳极七段码电平置位；
   7                              0x80,0x90,0x88,0x83,0xC6,0xA1,0x86,0xC0};
   8          int t,i;
   9          void delay(t)
  10          {
  11   1         for(i=0;i<t;i++)
  12   1         {;}
  13   1      }
  14          
  15          void serice_int2()interrupt 2   //用外部中断INT1；
  16          {    
  17   1           
  18   1           if(timer<15)                     //计数显示；
  19   1               {  
  20   2                  
  21   2                  P1=number[timer];
  22   2                  timer++;   
  23   2                      
  24   2              IE1=0x00;
  25   2                      }
  26   1               else
  27   1               { timer=0;}                     //计数16位后从新开始；
  28   1          return; 
  29   1      }
  30          void serice_int0()interrupt 0   //用外部中断INT0 ；
  31          {    
  32   1           
  33   1           if(timer>=0)                     //计数显示；
  34   1               {  
  35   2                  
  36   2                  P1=number[timer];
  37   2                  timer--;
  38   2                  delay(24000);
  39   2                        
  40   2              IE1=0x00;
  41   2                      }
  42   1               else
  43   1               { timer=14;}                     //计数16位后从新开始；
  44   1          return; 
  45   1      }
  46          
  47          void main(void)
  48          {    
  49   1           IP=0x04;                      //开启中断；
  50   1           IT1=0x01;
  51   1               IE1=0x00;
  52   1           IE1=0x00;
  53   1               IE=0x85;
  54   1               P1=0xC0;
  55   1               do{ }while(1);
C51 COMPILER V7.50   CLOCK                                                                 11/10/2006 00:34:26 PAGE 2   

  56   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    175    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     36    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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