led.lst

单片发光二极管的闪烁,这是一个对单片机认识的试验

C51 COMPILER V8.05a   LED                                                                  03/27/2009 13:58:23 PAGE 1   


C51 COMPILER V8.05a, COMPILATION OF MODULE LED
OBJECT MODULE PLACED IN LED.OBJ
COMPILER INVOKED BY: C:\C51\BIN\C51.EXE LED.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          /***********************************************
   2          
   3          实验一功能：点亮LED。想叫哪几个LED亮就让它亮
   4          
   5          ************************************************/
   6          
   7          #include <AT89X52.h> 
   8           
   9          void delay1ms(int n)          //1毫秒延时子程序
  10          {
  11   1       unsigned char i,j;
  12   1       for (j=0;j<n;j++)
  13   1       for(i=124;i>0;i--);  //延时124*8+10=1002us
  14   1      }
  15          
  16          main()
  17          {while(1)
  18   1      {
  19   2        P0=0x00;  //即全亮
  20   2        delay1ms(6000);delay1ms(6000);
  21   2        P0=0xff;  //即全亮
  22   2        delay1ms(6000);
  23   2        delay1ms(6000);
  24   2      }
  25   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     46    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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