keyint.lst

51系列单片机实验课程：按键显示程序 （在数字键上按数字

C51 COMPILER V7.06   KEYINT                                                                11/28/2007 13:57:46 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE KEYINT
OBJECT MODULE PLACED IN keyint.OBJ
COMPILER INVOKED BY: C:\Program Files\Keil\C51\BIN\C51.EXE keyint.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include <AT89x52.h>
   2          
   3          code unsigned char LedCode[]={0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90};
   4          unsigned char number = 92;
   5          sbit seglock = P1^3;
   6          sbit positlock = P1^2;
   7          
   8          void delay (unsigned int Dat)
   9          {
  10   1              int i;
  11   1              for (i=0;i<Dat;i++);
  12   1      }
  13          
  14          void Display (void)
  15          {
  16   1              P0 = LedCode[number/10];
  17   1              seglock = 1;
  18   1              seglock = 0;
  19   1              P0 = 0x02;
  20   1              positlock = 1;
  21   1              positlock = 0;
  22   1              delay(200);
  23   1              P0 = 0;
  24   1              positlock = 1;
  25   1              positlock = 0;
  26   1      
  27   1              P0 = LedCode[number%10];
  28   1              seglock = 1;
  29   1              seglock = 0;
  30   1              P0 = 0x01;
  31   1              positlock = 1;
  32   1              positlock = 0;
  33   1              delay(200);
  34   1              P0 = 0;
  35   1              positlock = 1;
  36   1              positlock = 0;
  37   1      }
  38          
  39          void main (void)
  40          {
  41   1              IT0 = 1;
  42   1              IT1 = 1;
  43   1              EX0 = 1;
  44   1              EX1 = 1;
  45   1              EA = 1;
  46   1              while (1)
  47   1                      Display();
  48   1      }
  49          
  50          void X0_int (void) interrupt 0
  51          {
  52   1              if (++number>=100)
  53   1                      number = 0;
  54   1      }
  55          
C51 COMPILER V7.06   KEYINT                                                                11/28/2007 13:57:46 PAGE 2   

  56          void X1_int (void) interrupt 2
  57          {
  58   1              if (number-- == 0)
  59   1                      number = 99;
  60   1      }
  61          
  62          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    152    ----
   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)