基于单片机单片机智能火灾报警系统设计-毕设课设 protues仿真

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#include <reg52.h>
#include <stdio.h>
#include <intrins.h>
#include <absacc.h>
#include <ctype.h>
#include <math.h>
#include <string.h>
//#include "I2C.h"
#include "lcd1602.h"
#include "adc0832.h"

sbit K1= P1^2;
sbit K2= P1^3;
sbit K3= P1^4;
sbit K4= P1^5;
sbit K5= P1^6;
sbit K6= P1^7;
sbit DQ= P2^7;

sbit BUZZ= P2^6;

 
uchar tmpdisplay[8]; //定义显示缓存数组
bit read_flag=0;	//定义读时钟标志位
bit mode=0;	  		//显示模式0正常1设定
uchar smoke[]="000";

uchar set_position=0;

uchar set_tempure=0;     //设定温度
uchar set_smokescope=0;	 //设定浓度
int real_tempure=0;		//实际温度
uchar real_smokescope=0; //实际烟雾浓度

uchar cursor_position=0;//光标位置
	
uchar  time_counter_50ms=0;
uchar  smokescope=0;
uchar  first_read_tempe=0;//第一次读取温度数值


unsigned char