lesson 5_1.lst

有51单片机C语言基础后在较短时间内学会51单片机C。

C51 COMPILER V8.05a   LESSON_5_1                                                           02/03/2009 00:41:01 PAGE 1   


C51 COMPILER V8.05a, COMPILATION OF MODULE LESSON_5_1
OBJECT MODULE PLACED IN lesson 5_1.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE lesson 5_1.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include<reg52.h>
   2          #include<intrins.h>
   3          #define uint unsigned int
   4          #define uchar unsigned char
   5          uchar temp,t0,t1,a1,a2,a3,bai,shi,ge,i;
   6          uint shu;
   7          sbit dula=P2^6;
   8          sbit wela=P2^7;
   9          uchar code table[]={
  10          0x3f,0x06,0x5b,0x4f,
  11          0x66,0x6d,0x7d,0x07,
  12          0x7f,0x6f,0x77,0x7c,
  13          0x39,0x5e,0x79,0x71};
  14          uchar code table_w[]={
  15          0xfe,0xfd,0xfb,0xf7,0xef,0xdf};
  16          void initial();
  17          void delay(uint z);
  18          void display(uchar a1,uchar a2,uchar a3,uchar bai,uchar shi,uchar ge);
  19          void main()
  20          {
  21   1          initial();
  22   1              while(1)
  23   1              {
  24   2                      display(7,6,5,bai,shi,ge);
  25   2              }
  26   1      }
  27          
  28          void initial()
  29          {
  30   1          t0=0;
  31   1              shu=432;
  32   1              temp=0xfe;
  33   1              P1=temp;
  34   1      
  35   1              TCON=0x11;
  36   1              TH0=(65536-50000)/256;
  37   1              TL0=(65536-50000)%256;
  38   1              ET0=1;
  39   1              TR0=1;
  40   1      
  41   1              TH0=(65536-50000)/256;
  42   1              TL0=(65536-50000)%256;
  43   1              ET1=1;
  44   1              TR1=1;
  45   1      
  46   1              EA=1;
  47   1      }
  48          
  49          void timer0() interrupt 1
  50          {
  51   1              TH0=(65536-50000)/256;
  52   1              TL0=(65536-50000)%256;
  53   1              t0++;
  54   1              if(t0==10)
  55   1              {
C51 COMPILER V8.05a   LESSON_5_1                                                           02/03/2009 00:41:01 PAGE 2   

  56   2                      t0=0;
  57   2                      temp=_crol_(temp,1);
  58   2                      P1=temp;
  59   2              }       
  60   1      }
  61          
  62          void timer1() interrupt 3
  63          {
  64   1              TH1=(65536-50000)/256;
  65   1              TL1=(65536-50000)%256;
  66   1              t1++;
  67   1              if(t1==2)
  68   1              {
  69   2                      t1=0;
  70   2                      shu--;
  71   2                      bai=shu/100;
  72   2                      shi=shu%100/10;
  73   2                      ge=shu%10;
  74   2                      if(shu==389)
  75   2                      {
  76   3                              TR0=0;
  77   3                              TR1=1;          
  78   3                      }
  79   2                              
  80   2              }       
  81   1      }
  82          
  83          void display(uchar a1,uchar a2,uchar a3,uchar bai,uchar shi,uchar ge)
  84          {               for(i=0;i<6;i++)
  85   1                      {
  86   2              dula=1;
  87   2                      if(i==0)  P0=table[ge];
  88   2                      if(i==1)  P0=table[shi];
  89   2                      if(i==2)  P0=table[bai];
  90   2                      if(i==3)  P0=table[a3];
  91   2                      if(i==4)  P0=table[a2];
  92   2                      if(i==5)  P0=table[a1];
  93   2                      dula=0;
  94   2                      P0=0xff;        //消隐
  95   2                      wela=1;
  96   2                      P0=table_w[i];
  97   2                      wela=0;
  98   2                      delay(3);
  99   2                      }
 100   1      }
 101          void delay(uint z)
 102          {
 103   1              uint x,y;
 104   1              for(x=z;x>0;x--)
 105   1                      for(y=110;y>0;y--);
 106   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    393    ----
   CONSTANT SIZE    =     22    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     12       6
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.

C51 COMPILER V8.05a   LESSON_5_1                                                           02/03/2009 00:41:01 PAGE 3   


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