shumaguan.lst

这是一个简单的交通灯程序

C51 COMPILER V7.06   SHUMAGUAN                                                             08/15/2008 19:23:30 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE SHUMAGUAN
OBJECT MODULE PLACED IN shumaguan.OBJ
COMPILER INVOKED BY: C:\software\Keil\C51\BIN\C51.EXE shumaguan.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include<reg52.h>
   2          void delay()
   3          {
   4   1              int i,j;
   5   1              for(i=0;i<=400;i++)
   6   1                      for(j=0;j<=380;j++);
   7   1       }
   8           void main()
   9           {
  10   1              int lowno=0,highno;
  11   1              int i=0,m=0;
  12   1              int time[3]={3,1,2},led[3]={0xFB,0xFE,0xFD};
  13   1              highno=time[0];
  14   1              while(1)
  15   1              {
  16   2                      P2=lowno;
  17   2                      P0=highno;
  18   2                      P1=led[i];
  19   2                      lowno--;
  20   2                      if(highno==0&&lowno==0) 
  21   2                      {
  22   3                              m++;
  23   3                              i=m%3;
  24   3                              highno=time[i];
  25   3                              if(m==243) m=0;
  26   3                       }
  27   2                      if(lowno==-1)
  28   2                      {
  29   3                              lowno=9;
  30   3                              highno--;
  31   3                       }
  32   2                       
  33   2                      delay();
  34   2               }
  35   1       }
  36                                  
  37          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    188    ----
   CONSTANT SIZE    =     12    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----      18
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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