main.lst

这是个单片机的流水灯实验2

C51 COMPILER V8.05a   MAIN                                                                 10/21/2008 21:39:06 PAGE 1   


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

line level    source

   1          #include <reg51.H>    //广告流水灯P0_0到P0_7循环点亮 
   2          unsigned char i;        //不使用取表形式
   3          unsigned char temp;
   4          unsigned char a,b;
   5          
   6          void delay(void)   //延时0.2秒
   7          {
   8   1      unsigned char m,n,s;
   9   1      for(m=20;m>0;m--)
  10   1      for(n=20;n>0;n--)
  11   1      for(s=248;s>0;s--);
  12   1      }
  13          void main(void)
  14          {
  15   1      while(1)
  16   1       {
  17   2         temp=0xfe;
  18   2         P1=temp;   
  19   2         delay();   delay();   delay();  
  20   2       for(i=1;i<8;i++)
  21   2          {
  22   3              a=temp<<i;
  23   3                      b=temp>>(8-i);
  24   3                      P1=a|b;
  25   3                      delay();   delay();   delay();  
  26   3          }
  27   2      for(i=1;i<8;i++)
  28   2           {
  29   3                      a=temp>>i;
  30   3                      b=temp<<(8-i);
  31   3                      P1=a|b;
  32   3                      delay();   delay();   delay();  
  33   3               }
  34   2       }
  35   1      } 
  36          
  37          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    130    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      4    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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