C51 COMPILER V7.06   GUANG_GAO_DENG                                                        11/06/2006 09:57:12 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE GUANG_GAO_DENG
OBJECT MODULE PLACED IN guang_gao_deng.OBJ
COMPILER INVOKED BY: D:\keil\C51\BIN\C51.EXE guang_gao_deng.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          /****************************************
   2          **實(shí)驗(yàn)功能：8個(gè)LED燈，先從左到右依次顯示
   3          **          再從右到左依次顯示
   4          ****************************************/
   5          #include <AT89X52.H>
   6          
   7          void delay02s() //延時(shí)0.2秒
   8          {
   9   1        unsigned i,j,k;
  10   1        for(i=20;i>0;i--)
  11   1        for(j=20;j>0;j--)
  12   1        for(k=248;k>0;k--);
  13   1      }
  14          
  15          
  16          main()
  17          {
  18   1       while(1)                      //循環(huán)條件永遠(yuǎn)為真；以下程序一直運(yùn)行
  19   1       { 
  20   2        unsigned temp,a,b,i;
  21   2        temp=0xfe;
  22   2        P0=temp;
  23   2        delay02s();
  24   2        for(i=1;i<8;i++)            //從右到左移動(dòng)
  25   2         {
  26   3          a=temp<<i;
  27   3          b=temp>>(8-i);
  28   3          P0=a|b;
  29   3          delay02s();              //延時(shí)
  30   3         }
  31   2        for(i=1;i<8;i++)         //從左到右的移動(dòng)
  32   2        {
  33   3          a=temp>>i;
  34   3          b=temp<<(8-i);
  35   3          P0=a|b;
  36   3          delay02s();
  37   3        }
  38   2       }
  39   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    202    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       8
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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