delay.lst

一种简单测试C51延时的方法

C51 COMPILER V7.50   DELAY                                                                 01/26/2002 10:15:23 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE DELAY
OBJECT MODULE PLACED IN Delay.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE Delay.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include<reg52.h>
   2          #include<intrins.h>
   3          
   4          void delay(unsigned int times)
   5          {
   6   1          unsigned char i;
   7   1          for(i=0;i<times;i++)
   8   1              _nop_();
   9   1      }
  10          
  11          
  12          void main(void)
  13          {
  14   1        unsigned char GetByte=0x00;
  15   1        bit ICCardSDA=0;
  16   1      
  17   1        TR0=0;
  18   1          TF0=0;
  19   1          TMOD=0x01;
  20   1          TH0=0x00;
  21   1          TL0=0x00;
  22   1          TR0=1;
  23   1              delay(480);
  24   1                
  25   1          
  26   1              while(1);
  27   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     41    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       1
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----       1
END OF MODULE INFORMATION.


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