main.c

单片机与电脑通讯

#include<reg52.h>
#define  uchar  unsigned  char
#define  uint   unsigned  int

uchar idata tt[10]={'M','C','S','-','5','1',0x00};

void main(void)
{
	uchar i;
	uint j;
	TMOD=0x20;
	TH1=0xfd;
	TL1=0xfd;
	SCON=0xd8;
	PCON=0x00;
	TR1=1;
	while(1)
	{
		i=0;
		while(tt[i]!=0x00)
		{
			SBUF=tt[i];
			while(TI==0);
			TI=0;
			i++;
		 }
			for(j=0;j<40000;j++)
			{};
	
	}
}