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標題: 雨滴傳感器測試程序想加有雨滴時單片機蜂鳴器響或者流水燈警報提醒求幫助 [打印本頁]

作者: 譚露95 時間: 2020-1-2 02:14
標題: 雨滴傳感器測試程序想加有雨滴時單片機蜂鳴器響或者流水燈警報提醒求幫助
/******************************************
??????????????
???????STC89C52
???????9600
*****************************************/
#include <reg52.h>
#include<intrins.h>  //????????????????????????????????
typedef unsigned int u16; //?????????????????????
typedef unsigned char u8;
unsigned char date;
#define uchar unsigned char
#define uint unsigned int
sbit key1=P3^3;
sbit beep=P1^5;

/* ???????? -----------------------------------------------*/
void delay(uint z);
void Initial_com(void);
void delay(u16 i)
{
while(i--);
}
//***********************************************************
/*
********************************************************************************
** ???????? ?? delay(uint z)
** ???????? ?? ???????
********************************************************************************
*/
void unsiged(uint z  )
{
uint i,j;
for(i=z;i>0;i--)
      for(j=110;j>0;j--);

}

//******************************
//*****????????????***********
//******************************
void Initial_com(void)
{
EA=1;       //?????ж?
ES=1;       //????????ж?
ET1=1;       //????????T1???ж?
TMOD=0x20; //?????T1??????2?ж??????????
PCON=0x00; //SMOD=0
SCON=0x50; // ???1 ??????????
TH1=0xfd; //???????????9600
TL1=0xfd;
TR1=1;    //???????T1???п???λ
}

//*************************
//**********??????*********
//*************************

main()
{
  Initial_com();
  while(1)
  {

if(key1==0)
  {
delay(100); //??????
if(key1==0) //??????
{
   SBUF=0X01;
   delay(200);

  while(1)
{
beep=~beep;
delay(10); //??????100us ??????????????????????Ч??}
}

  }

if(RI)
{
date=SBUF; //?????????
SBUF=date; //?????????
RI=0;
}


}
}       }

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