C51 COMPILER V6.12  LESSON7                                                                11/11/2007 08:59:38 PAGE 1   


C51 COMPILER V6.12, COMPILATION OF MODULE LESSON7
OBJECT MODULE PLACED IN .\lesson7.OBJ
COMPILER INVOKED BY: D:\Program files\keil\C51\BIN\C51.EXE .\lesson7.c DEBUG OBJECTEXTEND

stmt level    source

   1          #include<reg52.h>
   2          unsigned char flag,a;
   3          void main()
   4          {
   5   1      
   6   1      	TMOD=0x20;//设置定时器1为工作方式2
   7   1      	TH1=0xfd;
   8   1      	TL1=0xfd;
   9   1      	TR1=1;
  10   1      	REN=1;
  11   1      	SM0=0;
  12   1      	SM1=1;
  13   1      	EA=1;
  14   1      	ES=1;
  15   1      	while(1)
  16   1      		{
  17   2      		/*	if(RI==1)
  18   2      			{
  19   2      			RI=0;
  20   2      			P1=SBUF;
  21   2      			}*/
  22   2      			if(flag==1)
  23   2      				{
  24   3      					ES=0;
  25   3      					flag=0;
  26   3      					SBUF='1';//28;	
  27   3      					while(!TI);	
  28   3      					TI=0;
  29   3      					SBUF='2';//28;	
  30   3      					while(!TI);	
  31   3      					TI=0;
  32   3      					SBUF='3';//28;	
  33   3      					while(!TI);	
  34   3      					TI=0;
  35   3      					ES=1;
  36   3      				}
  37   2      		}
  38   1      }
  39          
  40          void ser() interrupt 4
  41          {
  42   1      	RI=0;
  43   1      //	P1=SBUF;
  44   1      	a=SBUF;
  45   1      	flag=1;
  46   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     68    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      2    ----
   IDATA SIZE       =   ----    ----
C51 COMPILER V6.12  LESSON7                                                                11/11/2007 08:59:38 PAGE 2   

   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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