wuxian_tx2.c

#include <stc12c2052AD.H>// 标准库的头文件 #include <intrins.h> #include <absacc.h> #d

#include <stc12c2052AD.H>// 标准库的头文件
#include <intrins.h>
#include <absacc.h>
#define uchar unsigned char 
#define uint unsigned int 
//#define fosc	8		// 晶振频率 
////////////////////////////////
void sen(unsigned char dd)    
    {
	TI=0;
    SBUF=dd;
	while(!TI)   
	   {};
	TI=0;
	}

void delay(uint t)
{
	uchar i;
while(t--)
      {	for (i=200;i>0;i--);
              {}}
}
void main()
 {  

    SCON  = 0x50;       //SCON: serail mode 1 8 UART enable ucvr 
    TMOD |= 0x20;       //TMOD: timer 1 mode 2 8 reload 
    PCON |= 0x00;       //SMOD=1; 
    TH1   = 160;
    TL1   = 160;
    EA=1;  
	REN=1; 
    ES=0;
    TR1=1;
     //发送中断标志位置零*/
while(1){
xunhuan:

sen(0x09);
//sen(0x07);
delay(500);
//sen(0x08);
//sen(0x09);
goto xunhuan;
       }   
     
}