led.lst

单片机C语言程序设计实训100例

C51 COMPILER V8.08   LED                                                                   08/01/2009 21:53:48 PAGE 1   


C51 COMPILER V8.08, COMPILATION OF MODULE LED
OBJECT MODULE PLACED IN led.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE led.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include <reg52.h>
   2          #include <intrins.h>
   3          #define uchar unsigned char
   4          #define uint unsigned int
   5          
   6          void DelayMS(uint x)
   7          {
   8   1              uchar i;
   9   1              while(x--)
  10   1              {
  11   2                      for(i=200;i>0;i--);
  12   2              }
  13   1      }
  14          
  15          void Move_LED()
  16          {
  17   1              if((P1 &= 0x10)==0)     P0 = _cror_(P0,1);
  18   1              else if((P1 &= 0x20)==0)        P0 = _crol_(P0,1);
  19   1              else if((P1 &= 0x40)==0)        P2 = _cror_(P2,1);
  20   1              else if((P1 &= 0x80)==0)        P2 = _crol_(P2,1);
  21   1      }
  22          
  23          void main()
  24          {
  25   1              uchar Recent_Key=0xff;
  26   1              P0=0xfe;
  27   1              P1=0xfe;
  28   1              P2=0xfe;
  29   1              while(1)
  30   1              {
  31   2                      if(Recent_Key != P1)
  32   2                      {
  33   3                              Recent_Key=P1;
  34   3                              Move_LED();
  35   3                              DelayMS(10);
  36   3                      }
  37   2              }
  38   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    144    ----
   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)