lufang.lst

单片机为AT89S52

C51 COMPILER V7.09   LUFANG                                                                08/22/2005 10:37:29 PAGE 1   


C51 COMPILER V7.09, COMPILATION OF MODULE LUFANG
OBJECT MODULE PLACED IN lufang.OBJ
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE lufang.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include<reg52.h>
   2          //*************************//
   3          #define uchar unsigned char
   4          #define uint  unsigned int
   5          #define ulong  unsigned long
   6          //*******管脚定义************//
   7          #define ad P0
   8          sbit ad16=P2^0;
   9          sbit ad17=P2^1;
  10          sbit ale_l=P2^2;
  11          sbit ale_h=P2^3;
  12          #define key P1
  13          sbit clk=P3^4;
  14          sbit aden=P2^6;
  15          sbit wr=P3^6;
  16          sbit daen=P2^7;
  17          sbit rd=P3^7;
  18          //***********全局变量*************//
  19          uchar key_value=0;
  20          uchar state=0;
  21          uchar ad_h=0;
  22          uchar ad_l=0;
  23          //*********MS延时子程序*************//
  24          void mdelay(uchar j)
  25          {
  26   1       uchar i;
  27   1       for(;j>0;j--)
  28   1        {
  29   2         for(i=170;i>0;i--);
  30   2        }
  31   1      }
  32          //***********初始化子程序************//
  33          void inis(void)
  34          {
  35   1       ad=0;                 //地址初始化//
  36   1       ad16=0;
  37   1       ad17=0;
  38   1       ale_l=0;
  39   1       ale_l=1;
  40   1       ale_l=0;
  41   1       ale_h=0;
  42   1       ale_h=1;
  43   1       ale_h=0;
  44   1       clk=1;
  45   1       wr=1;                   //控制信号初始化//
  46   1       rd=1;
  47   1       aden=1;
  48   1       daen=1;
  49   1       IT0=1;                  //外部中断0初始化//
  50   1       EX0=1;
  51   1       TMOD=0x02;              //定时器0初始化//
  52   1       TH0=0xc2;
  53   1       TL0=0xc2;
  54   1       ET0=1;
  55   1       PT0=1;
C51 COMPILER V7.09   LUFANG                                                                08/22/2005 10:37:29 PAGE 2   

  56   1       TR0=1;
  57   1       EA=1;                   //开中断//
  58   1      }
  59          //***********外部中断0*************//
  60          void int0() interrupt 0
  61          {
  62   1       EX0=0;
  63   1       key=0xff;
  64   1       mdelay(50);
  65   1       key_value=~(key&0x0f);
  66   1       key_value=key_value-240;
  67   1       switch(key_value)
  68   1       {
  69   2        case 1: state=1;break;
  70   2        case 2: state=2;break;
  71   2        case 3: state=0;break;
  72   2        default: break;
  73   2       }
  74   1       EX0=1;
  75   1      }
  76          //***********定时器中断0*************//
  77          void timer0() interrupt 1
  78          {
  79   1       clk=~clk;
  80   1       if(!clk)
  81   1        {
  82   2         if(state)
  83   2          {
  84   3           if(state == 1)
  85   3             {
  86   4               aden=0;
  87   4               wr=0;
  88   4               ;
  89   4               aden=1;
  90   4               wr=1;
  91   4             }
  92   3           else
  93   3             {
  94   4               rd=0;
  95   4               daen=0;
  96   4               ;
  97   4               rd=1;
  98   4               daen=1;
  99   4             }
 100   3          }
 101   2        }
 102   1       else
 103   1        {
 104   2         if(state)
 105   2           {ad=ad_l;
 106   3            ale_l=1;
 107   3            ale_l=0;
 108   3            ad=ad_h;
 109   3            ale_h=1;
 110   3            ale_h=0;
 111   3                ad_l++;
 112   3                if(ad_l == 0)
 113   3                  {
 114   4                       ad_h++;
 115   4                       if(ad_h == 0)
 116   4                         {
 117   5                          ad16=!ad16;
C51 COMPILER V7.09   LUFANG                                                                08/22/2005 10:37:29 PAGE 3   

 118   5                              if(!ad16)
 119   5                                ad17=!ad17;
 120   5                         }
 121   4                      }
 122   3           }
 123   2        }
 124   1      }
 125          //********主程序*************//
 126          void main(void)
 127          {
 128   1       inis();
 129   1       while(1)
 130   1       {
 131   2        if(ad17&ad16 && (~ad_h&0xff))
 132   2          {
 133   3               state=0;
 134   3              }
 135   2        if(state == 0)
 136   2          {
 137   3               ad_l=0;
 138   3               ad_h=0;
 139   3               ad16=0;
 140   3               ad17=0;
 141   3              }
 142   2       }
 143   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    241    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      4    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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