led.lst

一块实用51开发板的原理图和所以基于keil c的源代码

C51 COMPILER V6.23a  LED                                                                   01/31/2005 22:31:07 PAGE 1   


C51 COMPILER V6.23a, COMPILATION OF MODULE LED
OBJECT MODULE PLACED IN led.OBJ
COMPILER INVOKED BY: C:\TOOLS\Keil\C51\BIN\C51.EXE led.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          /*实验名称：走马灯
   2            功能：LED从LED1循环到LED8。
   3            作者：http://www.mcuprog.com
   4                  05-02-01
   5          */
   6          #include <reg51.h>
   7          #include <intrins.h>
   8          void delay(void)
   9          {
  10   1              unsigned char j,timea=0xfa;
  11   1              while(timea--)
  12   1              {
  13   2                      for(j=250;j!=0;j--)
  14   2                      {;}
  15   2              }
  16   1      }
  17          
  18          void main(void)
  19          {
  20   1              unsigned char led1_8;
  21   1              led1_8=0xfe;
  22   1              while(1)
  23   1              {
  24   2                      P1=led1_8;
  25   2                      led1_8=_crol_(led1_8,1);
  26   2                      delay();
  27   2              }
  28   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     38    ----
   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)