main.lst

51单片机最小系统用的C语言程序

C51 COMPILER V7.50   MAIN                                                                  07/18/2008 09:56:22 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN main.OBJ
COMPILER INVOKED BY: D:\Program Files\KEIL7.50\C51\BIN\C51.EXE main.c ROM(COMPACT) BROWSE DEBUG OBJECTEXTEND

line level    source

   1          //******************************
   2          //本程序所使用到的头文件
   3          //******************************
   4          #define main_c
   5          #include "main.h"
   6          
   7          
   8          //******************************
   9          //主程序开始
  10          //******************************
  11          void main(void)
  12          {
  13   1              uint i;
  14   1              uchar j;
  15   1              porta=0x00;
  16   1              portb=0xff;
  17   1              bitset(porta,3);
  18   1              bitclr(portb,4);
  19   1              award_num[1]=Rand();
  20   1              j=Check(i);
  21   1      ////////////////////
  22   1              Power_set();
  23   1          hour=0x13;
  24   1          minute=0x14;
  25   1      //    second=0x00;
  26   1          while(1)
  27   1          {   
  28   2              Timer();
  29   2              Keyscan();
  30   2              Display();
  31   2              Clock();
  32   2                      //
  33   2                      if(sta>0x10){soft_reset();}     //软件复位示例
  34   2                      //
  35   2                      if(sta==sta2){sta1=sta;}        //important data 2:1
  36   2                      else if(sta1==sta2){sta=sta1;}
  37   2                      else if(sta==sta1){sta2=sta;}
  38   2                      else{sta=sta1=sta2=0x00;}
  39   2              switch(sta)
  40   2              {
  41   3              case 0:     /*时钟走时 */
  42   3                  dsbuf[0]=hour;
  43   3                  dsbuf[1]=minute;
  44   3                  if(seccounter&0x80)
  45   3                  {dspoint|=0x06;}
  46   3                  else
  47   3                  {dspoint&=0xf9;}
  48   3                  if(key.b.k3)
  49   3                  {
  50   4                      dspoint=0xc6;
  51   4                      sta=0x02;
  52   4                  }
  53   3                  if(key.b.k0)
  54   3                  {
  55   4                      dspoint=0x06;
C51 COMPILER V7.50   MAIN                                                                  07/18/2008 09:56:22 PAGE 2   

  56   4                      sta=0x01;
  57   4                  }
  58   3              break;
  59   3              case 1:     /*时钟显示秒*/
  60   3                  dsbuf[0]=0xaa;
  61   3                  dsbuf[1]=second;
  62   3                  if(key.b.k0)
  63   3                  {
  64   4                      sta=0x00;
  65   4                  }
  66   3              break;
  67   3              break;
  68   3              case 2:     /*时钟调整*/
  69   3                  if(key.b.k2)
  70   3                  {
  71   4                      if(dspoint==0xc6)
  72   4                      {
  73   5                          dsbuf[1]++;
  74   5                          if((dsbuf[1]&0x0f)==0x0a)
  75   5                          {
  76   6                              dsbuf[1]+=0x06;
  77   6                              if(dsbuf[1]==0x60)
  78   6                              {dsbuf[1]=0x00;}
  79   6                          }
  80   5                      }
  81   4                      else
  82   4                      {
  83   5                          dsbuf[0]++;
  84   5                          if((dsbuf[0]&0x0f)==0x0a)
  85   5                          {
  86   6                              dsbuf[0]+=0x06;
  87   6                          }
  88   5                          if(dsbuf[0]==0x24)
  89   5                          {dsbuf[0]=0x00;}
  90   5                      }
  91   4                  }
  92   3                  if(key.b.k1)
  93   3                  {
  94   4                      if(dspoint==0xc6)
  95   4                      {
  96   5                          dsbuf[1]--;
  97   5                          if((dsbuf[1]&0x0f)==0x0f)
  98   5                          {
  99   6                              dsbuf[1]-=0x06;
 100   6                              if(dsbuf[1]==0xf9)
 101   6                              {dsbuf[1]=0x59;}
 102   6                          }
 103   5                      }
 104   4                      else
 105   4                      {
 106   5                          dsbuf[0]--;
 107   5                          if((dsbuf[0]&0x0f)==0x0f)
 108   5                          {
 109   6                              dsbuf[0]-=0x06;
 110   6                              if(dsbuf[0]==0xf9)
 111   6                              {dsbuf[0]=0x23;}
 112   6                          }
 113   5                      }
 114   4                  }
 115   3                  if(key.b.k0)
 116   3                  {
 117   4                      if(dspoint==0x36)
C51 COMPILER V7.50   MAIN                                                                  07/18/2008 09:56:22 PAGE 3   

 118   4                      {dspoint=0xc6;}
 119   4                      else{dspoint=0x36;}
 120   4                  }
 121   3                  if(key.b.k3)
 122   3                  {
 123   4                      hour=dsbuf[0];
 124   4                      minute=dsbuf[1];
 125   4                      dspoint&=0x0f;
 126   4                      sta=0x00;
 127   4                  }
 128   3              break;
 129   3              }
 130   2              sta1=sta2=sta;
 131   2          }
 132   1      }
 133          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    388    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     68       3
   IDATA SIZE       =    120    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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