按键切换功能.lst

利用键盘切换功能

C51 COMPILER V7.06   __键莀换__能                                                          05/11/2008 18:04:49 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE __键莀换__能
OBJECT MODULE PLACED IN 按键切换功能.OBJ
COMPILER INVOKED BY: F:\keil C51\C51\BIN\C51.EXE 按键切换功能.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include<reg51.h>
   2          #include<intrins.h>
   3          #define uint unsigned int
   4          #define uchar unsigned char
   5          sbit L0=P2^0;
   6          sbit L1=P2^1;
   7          sbit L2=P2^2;
   8          sbit L3=P2^3;
   9          sbit L4=P2^4;
  10          sbit L5=P2^5;
  11          sbit L6=P2^6;
  12          sbit L7=P2^7;
  13          
  14          uint number=0;
  15          
  16          void delay(int i)
  17          {
  18   1       int j;
  19   1        for(;i>0;i--)
  20   1         for(j=100;j>0;j--);
  21   1          
  22   1      }
  23          
  24          void main()
  25          {
  26   1        uint temp;
  27   1        P2=0x00;
  28   1        EA=1;EX0=1;IT0=1;
  29   1        
  30   1        while(1)
  31   1        {
  32   2          if(number==2)
  33   2            {
  34   3                  temp=0xfe;
  35   3                  while(number==2)
  36   3              {
  37   4                    P2=temp;
  38   4                delay(1000);
  39   4                temp=_crol_(temp,1);
  40   4                      } 
  41   3              
  42   3            }
  43   2         if(number==1)
  44   2            {
  45   3              temp=0x7f;
  46   3                  while(number==1)
  47   3                  {
  48   4                        P2=temp;
  49   4                        delay(1000);
  50   4                temp=_cror_(temp,1);
  51   4              }
  52   3            
  53   3                }  
  54   2                      
  55   2          } 
C51 COMPILER V7.06   __键莀换__能                                                          05/11/2008 18:04:49 PAGE 2   

  56   1           
  57   1      }
  58           
  59          
  60          
  61          
  62          
  63          
  64          void my_INT0() interrupt 0
  65            {
  66   1      
  67   1           number++;
  68   1      
  69   1        }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    136    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      2    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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