interrupt.lst

51汇编程序实例

C51 COMPILER V6.20c  INTERRUPT                                                             03/04/2003 21:09:02 PAGE 1   


C51 COMPILER V6.20c, COMPILATION OF MODULE INTERRUPT
OBJECT MODULE PLACED IN interrupt.OBJ
COMPILER INVOKED BY: D:\Program Files\keilc51\C51\BIN\C51.EXE interrupt.c DEBUG OBJECTEXTEND

stmt level    source

   1          #pragma small
   2          #include	<reg51.h> 
   3          void initmpu(void) //57600波特率，无奇偶校验，中断方式
   4          {
   5   1      	TMOD=0x20;
   6   1      	TL1=0xff;	
   7   1      	TH1=0xff;
   8   1      	SCON=0x50;	
   9   1      	PCON=0x80;
  10   1      	
  11   1      	IE=0x90;
  12   1      	TR1=1;
  13   1      
  14   1      }
  15          
  16          	
  17          void getch(void) interrupt 4 
  18          {
  19   1      	RI=0;
  20   1         SBUF =SBUF;//接收寄存器的值赋给发送寄存器
  21   1      	while(TI==0)//等待发送结束
  22   1      	{;
  23   2      	}
  24   1         TI=0;		
  25   1      }
  26          void main(void)
  27          {
  28   1      	initmpu();
  29   1      	while(1)
  30   1         {  
  31   2        	}
  32   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     37    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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