flashled.lst

本源代码通过一个按键控制LED的闪烁,使之可以看到单片机编程的基本要领...而且此源代码结构完整,格式精确...欢迎下载

C51 COMPILER V8.05a   FLASHLED                                                             08/22/2007 19:59:58 PAGE 1   


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

line level    source

   1          //用一个按键控制1个LED灯的亮灭
   2          #include <REGX52.H>
   3          
   4          sbit K1=P2^3;
   5          int n;
   6          
   7          void delay10ms(void)
   8          {
   9   1      unsigned char i,j;
  10   1      for(i=20;i>0;i--)
  11   1      for(j=248;j>0;j--);
  12   1      }
  13          
  14          main()
  15          {
  16   1              unsigned char LEDIndex = 0;
  17   1              bit LEDDirection = 1;
  18   1              bit light=1;
  19   1      
  20   1              while(1)
  21   1              {
  22   2             
  23   2                 if(K1)
  24   2                 {
  25   3                 delay10ms();
  26   3                       if(K1)
  27   3                       light=~light;
  28   3                   while(K1);
  29   3                   
  30   3                 }
  31   2               
  32   2                 P1_0=light;
  33   2                }  
  34   1              
  35   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     36    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      2       1
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----       2
END OF MODULE INFORMATION.


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