main.lst

some reference exercise of C language

C51 COMPILER V7.08   MAIN                                                                  11/28/2006 01:12:13 PAGE 1   


C51 COMPILER V7.08, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN Main.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE Main.c BROWSE DEBUG OBJECTEXTEND TABS(8)

line level    source

   1          // Khai bao cac file header
   2          #include        <AT89X52.H>
   3          #include        <Kit8051.h>
   4          
   5          // Khai bao cac bien toan cuc
   6          unsigned char code LED_code[] =  {Number0,
   7                                            Number1,
   8                                            Number2,
   9                                            Number3,
  10                                            Number4,
  11                                            Number5,
  12                                            Number6,
  13                                            Number7,
  14                                            Number8,
  15                                            Number9};
  16          unsigned char stt=0;
  17          // Khai bao cac ham
  18          void Delay(unsigned int n);
  19          void InitSystem(void);
  20          void ScanMatrix(void);
  21          void Display(unsigned char number);
  22          
  23          
  24          // Dinh nghia cac ham
  25          void Delay(unsigned int n)
  26          {
  27   1              unsigned int i,j;
  28   1              for(i=0;i<n;i++)
  29   1                      for(j=0;j<100;j++);
  30   1      }
  31          void Display(unsigned char number)
  32          {
  33   1              // Hien thi so thu tu phim bam ra LED cuoi cung
  34   1              LED = LED_code[number];
  35   1              K4 = 0;
  36   1              Delay(1);
  37   1              K4 = 1;
  38   1      }
  39          void InitSystem(void)
  40          {
  41   1              // Cam LCD
  42   1              LCD_E = 0;
  43   1              // Cau hinh Timer0 o che do 16 bit
  44   1              TMOD = 0x01;
  45   1              // Cho phep ngat tran Timer 0
  46   1              ET0 = 1;
  47   1              EA = 1;
  48   1              // Cho Timer 0 chay
  49   1              TR0 = 1;
  50   1      }
  51          void Timer0Interrupt(void) interrupt TF0_VECTOR
  52          {
  53   1              // Dung Timer 0
  54   1              TR0 = 0;
  55   1              // Nap lai gia tri = 55536--> con 10000 clock nua la tran
C51 COMPILER V7.08   MAIN                                                                  11/28/2006 01:12:13 PAGE 2   

  56   1              TH0 = (unsigned char)(55536>>8);
  57   1              TL0 = (unsigned char)(55536);
  58   1              // Tiep tuc cho chay Timer 0
  59   1              TR0 = 1;
  60   1              Display(stt);
  61   1      }
  62          void ScanMatrix(void)
  63          {
  64   1              // Chuyen cac hang lam dau vao, cac cot lam dau ra muc thap
  65   1              ROW_1 = 1;
  66   1              ROW_2 = 1;
  67   1              ROW_3 = 1;
  68   1              COL_1 = 0;
  69   1              COL_2 = 0;
  70   1              COL_3 = 0;
  71   1              // Kiem tra xem co phim bam?
  72   1              if((!ROW_1)|(!ROW_2)|(!ROW_3))
  73   1              {
  74   2                      // Chong rung phim
  75   2                      Delay(100);
  76   2                      // Kiem tra lai
  77   2                      // Neu la hang 1 co phim bam
  78   2                      if(!ROW_1)
  79   2                      {
  80   3                              // Chuyen cac cot lam dau vao
  81   3                              COL_1 = 1;
  82   3                              COL_2 = 1;
  83   3                              COL_3 = 1;
  84   3                              // Hang 1 lam dau ra muc thap
  85   3                              ROW_1 = 0;
  86   3                              // Kiem tra cac cot de xac dinh phim
  87   3                              if(!COL_1)              stt = 1;
  88   3                              else if (!COL_2)        stt = 2;
  89   3                              else if (!COL_3)        stt = 3;
  90   3                      }
  91   2                      // Neu la hang 2 co phim bam
  92   2                      if(!ROW_2)
  93   2                      {
  94   3                              // Chuyen cac cot lam dau vao
  95   3                              COL_1 = 1;
  96   3                              COL_2 = 1;
  97   3                              COL_3 = 1;
  98   3                              // Hang 2 lam dau ra muc thap
  99   3                              ROW_2 = 0;
 100   3                              // Kiem tra cac cot de xac dinh phim
 101   3                              if(!COL_1)              stt = 4;
 102   3                              else if (!COL_2)        stt = 5;
 103   3                              else if (!COL_3)        stt = 6;
 104   3                      }
 105   2                      // Neu la hang 3 co phim bam
 106   2                      if(!ROW_3)
 107   2                      {
 108   3                              // Chuyen cac cot lam dau vao
 109   3                              COL_1 = 1;
 110   3                              COL_2 = 1;
 111   3                              COL_3 = 1;
 112   3                              // Hang 3 lam dau ra muc thap
 113   3                              ROW_3 = 0;
 114   3                              // Kiem tra cac cot de xac dinh phim
 115   3                              if(!COL_1)              stt = 7;
 116   3                              else if (!COL_2)        stt = 8;
 117   3                              else if (!COL_3)        stt = 9;
C51 COMPILER V7.08   MAIN                                                                  11/28/2006 01:12:13 PAGE 3   

 118   3                      }
 119   2              }
 120   1      }
 121          // Chuong trinh chinh
 122          void main(void)
 123          {
 124   1              // Khoi tao he thong
 125   1              InitSystem();
 126   1              // Vong lap vo tan
 127   1              while(1)
 128   1              {
 129   2                      ScanMatrix();
 130   2              }
 131   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    256    ----
   CONSTANT SIZE    =     10    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      1    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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