receive.txt

单片机串行通信的源码

	#include "456.h"
	unsigned char re=0;
	unsigned char aaa=0;
	unsigned char m,n;
	sbit P13=P1^3;
	unsigned char tab10[]={"2222222313151"};	
		  
/*	void change(void)
		{	
		
			m=re&0xF0;
			m=m>>4;
			m=m+0x30;
			tab10[0]=m;
			n=re&0x0F;
			n=n+0x30;
			tab10[1]=n;
		}*/
 

	void IRR(void) interrupt 4  
		{	RI=0;
		//	re=SBUF;
			
			tab10[aaa]=SBUF;

			aaa++;
				
			delay(500);
	//	if(re==0x01)
	//	   { P13=~P13;}
     //      change();
         // h=1;
		  //l=5;
		  //x=15; 
		  if(aaa==12)

		{	   init_lcd();
		  

		chn_disp(tab10,3,4,12);
			aaa=0;
		}
		delay(5000);

		delay(5000);
		delay(5000);

   
		}
	void main(void)

	{	SP=0x60;
		SCON=0x50;
		TMOD=0x20;
		TH1=0xFD;
		TL1=0xFD;
		TR1=1;
		EA=1;
		ES=1;
 	init_lcd ();
	  
	 clrram ();
   //chn_disp(tab1);

	while(1); 
	}