s1.lst

此文件包含用visual c++编译的程序代码

C51 COMPILER V7.20   S1                                                                    12/18/2005 14:29:50 PAGE 1   


C51 COMPILER V7.20, COMPILATION OF MODULE S1
OBJECT MODULE PLACED IN s1.OBJ
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE s1.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #define uchar unsigned char
   2          #include "string.h"
   3          #include "reg51.h"
   4          #include "stdio.h"
   5          void SendData(uchar Dat)
   6          {       uchar i=0;
   7   1              SBUF=Dat;
   8   1              while(1)
   9   1              {       if(TI)
  10   2                      {       TI=0;
  11   3                              break;
  12   3                      }
  13   2              }
  14   1      }
  15          void mDelay(unsigned int DelayTime)
  16          {       unsigned char j=0;
  17   1              for(;DelayTime>0;DelayTime--)
  18   1              {       for(j=0;j<125;j++)      
  19   2                      {;}     
  20   2              }
  21   1      }
  22          uchar Key()
  23          {       uchar KValue;
  24   1              P3|=0x3e;       //中间4位置高电平
  25   1              if((KValue=P3|0xe3)!=0xff)
  26   1              {       mDelay(10);
  27   2                      if((KValue=P3|0xe3)!=0xff)
  28   2                      {       for(;;)
  29   3                              if((P3|0xe3)==0xff)
  30   3                                      return(KValue);
  31   3                      }
  32   2              }
  33   1              return(0);
  34   1      }       
  35          
  36          void main()
  37          {       uchar KeyValue;
  38   1              uchar c;
  39   1              P1=0xff;        //关闭P1口接的所有灯
  40   1              TMOD=0x20;      //确定定时器工作模式
  41   1              TH1=0xFD;
  42   1              TL0=0xFD;       //定时初值
  43   1              PCON&=0x80;     //SMOD=1
  44   1              TR1=1;          //开启定时器1
  45   1              SCON=0x40;      //串口工作方式1
  46   1              REN=1;          //允许接收
  47   1              for(;;)
  48   1              {       if(KeyValue=Key())
  49   2                      {       if((KeyValue|0xfb)!=0xff)       //K1按下
  50   3                                      SendData(0x55);
  51   3                              if((KeyValue|0xf7)!=0xff)
  52   3                                      SendData(0xaa);
  53   3                      }
  54   2      
  55   2                      if(RI)
C51 COMPILER V7.20   S1                                                                    12/18/2005 14:29:50 PAGE 2   

  56   2                      {       c=SBUF;
  57   3                              P1=c;
  58   3                              RI=0;
  59   3                      }
  60   2              }
  61   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    133    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       1
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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