ex6-1c.lst

《增强型8051单片机实用开发技术》例程代码

C51 COMPILER V8.18   EX6_1C                                                                11/27/2009 21:21:41 PAGE 1   


C51 COMPILER V8.18, COMPILATION OF MODULE EX6_1C
OBJECT MODULE PLACED IN ex6-1c.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE ex6-1c.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include "stc12c5a.h"           //包含STC12C5A60S2单片机的寄存器定义文件
   2          unsigned char i=0x01;
   3          void main(void)
   4          {
   5   1              P2=0xff;
   6   1              IT1=1;
   7   1              EX1=1;
   8   1              EA=1;
   9   1              while(1);                       //循环等待
  10   1      }
  11          void INT1_ISR(void) interrupt 2
  12          {
  13   1              i<<=1;
  14   1              if (i==0) i=1;                  //移位8次后，i将变为0，因此需要重新赋值
  15   1              P2=~i;                  //将i按位取反后送P2
  16   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     36    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      1    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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