60stime.lst

自己写的秒表采样程序!!!自己写的秒表采样程序

C51 COMPILER V8.02   60STIME                                                               10/27/2008 21:43:57 PAGE 1   


C51 COMPILER V8.02, COMPILATION OF MODULE 60STIME
OBJECT MODULE PLACED IN 60stime.OBJ
COMPILER INVOKED BY: e:\Keil\C51\BIN\C51.EXE 60stime.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1                                                              #if 1
   2                                                                   #include "reg51.h"
   3                                                                   #define SEG P0
   4                                                                   #define SCANP P1
   5                                                                   #define LED P2
   6                                                                   #define count_M1 50000
   7                                                                   #define TH_M1 (65536-count_M1)/256
   8                                                                   #define TL_M1 (65536-count_M1)%256
   9                                                                   int count_T0=0;
  10                                                                   #define count_M2 250
  11                                                                   #define TH_M2 (256-count_M2)
  12                                                                   #define TL_M2 (256-count_M2)
  13                                                                   char count_T1=0;
  14                                                                   char TAB[10]={0xc0,0xf9,0xa4,0xb0,0x99,
  15                                                                                 0x92,0x83,0xf8,0x80,0x98};
  16                                                                   char disp[2]={0xc0,0xc0};
  17                                                                   char seconds=0;
  18                                                                   char scan=0;
  19                                                                   main()
  20                                                                   { IE=0x8a;                                
  21   1                                                                 TMOD=0x21;TH0=TH_M1;
  22   1                                                                 TL0=TL_M1;
  23   1                                                                 TR0=1;
  24   1                                                                 TH1=TH_M2;
  25   1                                                                 TL1=TL_M2;
  26   1                                                                 TR1=1;
  27   1                                                                 LED=0x00;
  28   1                                                                 while(1);
  29   1                                                               }
  30                                                                  void T0_1s(void)interrupt 1
  31                                                                  { TH0=TH_M1;TL0=TL_M1;
  32   1                                                                if(++count_T0==20)
  33   1                                                                { count_T0=0;
  34   2                                                                  seconds++;
  35   2                                                                      if(seconds==60)
  36   2                                                                      { seconds=0;
  37   3                                                                        LED=~LED;
  38   3                                                                      }
  39   2                                                                }
  40   1                                                              disp[0]=TAB[seconds/10];
  41   1                                                              disp[1]=TAB[seconds%10];
  42   1                                                      }
  43                                                          void T1_8ms(void)interrupt 3
  44                                                          { if(++count_T1==32)
  45   1                                                       { count_T1=0;
  46   2                                                         if(++scan==3)scan=1;
  47   2                                                         SEG=0xff;
  48   2                                                         SCANP=~scan;
  49   2                                                         SEG=disp[scan-1];
  50   2                                                      }
  51   1      
  52   1                                      }
  53                                          #endif
  54          

C51 COMPILER V8.02   60STIME                                                               10/27/2008 21:43:57 PAGE 2   


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    203    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     17    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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