107、基于51单片机时钟SHT10湿度采集显示定时报警电路图proteus仿真及程序

#include<reg52.h> #include <intrins.h> //包含 左移、右移及空指令 //#include <ds18b20.h> #include <lcd1602.h> #include <1302.h> #include <key.h> #include<sht11.h> #define uchar unsigned char #define uint unsigned int sbit gaobao=P1^0; //j电器1 高电平，断电器（un2003控制）低电平动作 sbit xiaxian=P1^1; sbit beep=P1^5; //float tt; //温度带小数变量 uchar t0num; //T0中断次数 uchar year1602,month1602,day1602,hour1602,min1602,sec1602; uchar yc,mc,dc,hc,fc,sc; //年月日时分秒定时参数 uchar who,wmo,wso,whc,wmc,wsc; //时分秒周循环定时参数 bit w1,w2,w3,w4,w5,w6,w7; //周循环定时参数 void gbtz(uchar date); void stoptime(); void key1scan(); //选择模式 按键1 void tempmode(); //温度上下限控制 void addkey(uchar addnum); //加1 void deckey(uchar decnum); //减1 void initime(); //初始化时间为10-12-31 void read1302ram(); //void temptest(); uchar weeknum(uchar y,uchar m,uchar d); void initime() //初始化时间10-12-31 23：59 周5 { //长按s4才启动 lock_1302(0); //去写保护 write1302_byte(0x80,0x55); //sec write1302_byte(0x82,0x59); //min write1302_byte(0x84,0x23); //hour write1302_byte(0x86,0x31); //day write1302_byte(0x88,0x12); //month write1302_byte(0x8a,0x04); //week write1302_byte(0x8c,0x10); //year write1302_byte(0xc0,0); //ontemp write1302_byte(0xc2,0); //offtemp write1302_byte(0xc4,0); //yc write1302_byte(0xc6,0); //mc write1302_byte(0xc8,0); //dc write1302_byte(0xca,0); //hc write1302_byte(0xcc,0); //fc write1302_byte(0xce,0); //sc write1302_byte(0xd0,0); //w1 write1302_byte(0xd2,0); //w2 write1302_byte(0xd4,0); //w3 write1302_byte(0xd6,0); //w4 write1302_byte(0xd8,0); //w5 write1302_byte(0xda,0); //w6 write1302_byte(0xdc,0); //w7 write1302_byte(0xe0,0); //who write1302_byte(0xe2,0); //wmo write1302_byte(0xe4,0); //wso write1302_byte(0xe6,0); //whc write1302_byte(0xe8,0); //wmc write1302_byte(0xea,0); //wsc write1302_byte(0xec,0); //dw,温控标志 lock_1302(1); //开写保护 } void gettime() { year=read1302_byte(0x8d); //1302读时间 week=read1302_byte(0x8b); month=read1302_byte(0x89); day=read1302_byte(0x87); hour=read1302_byte(0x85); min=read1302_byte(0x83); sec=read1302_byte(0x81); } void disptime() { uchar shi,ge; //BCD 十位个位 gettime(); write_com(0x80); //1602首行 write_date('2'); //写一个字符 write_date('0'); shi=((year>>4)&0x0f); ge=(year&0x0f); write_date(0x30+shi); write_date(0x30+ge); write_date('-'); shi=((month>>4)&0x01); ge=(month&0x0f); write_date(0x30+shi); write_date(0x30+ge); write_date('-'); shi=((day>>4)&0x03); ge=(day&0x0f); write_date(0x30+shi); write_date(0x30+ge); write_com(0x80+0xd); write_date('w'); write_date('e'); write_date('t'); write_com(0x80+0x40+0x01); //第二行 shi=((hour>>4)&0x03); ge=(hour&0x0f); write_date(0x30+shi); write_date(0x30+ge); write_date(':'); shi=((min>>4)&0x07); ge=(min&0x0f); write_date(0x30+shi); write_date(0x30+ge); write_date(':'); shi=((sec>>4)&0x07); ge=(sec&0x0f); write_date(0x30+shi); write_date(0x30+ge); } void t0() interrupt 1 //定时器0中断入口函数 { TH0=(65536-50000)/256;// T0定时器初值 TL0=(65536-50000)%256;// if(s4==0) { t0num++; if(t0num>100)//修改此参数更改长按s4初始化1302时间 { t0num=0; TR0=0; //T0停止 while(s4==0); initime(); //初始化1302 } } else TR0=0; //T0停止 } void init0() { TMOD=0X01; //T0，方式1 ，16位定时器 TH0=(65536-50000)/256;//50MS T0定时器初值 TL0=(65536-50000)%256; EA=1; //开总中断 ET0=1; //T0 暂停 } void twobcd() { uchar a,b; a=sec/10; a=a<<4; b=sec%10; sec=a|b; a=min/10; a=a<<4; b=min%10; min=a|b; a=hour/10; a=a<<4; b=hour%10; hour=a|b; a=year/10; a=a<<4; b=year%10; year=a|b; a=month/10; a=a<<4; b=month%10; month=a|b; a=day/10; a=a<<4; b=day%10; day=a|b; a=week/10; a=a<<4; b=week%10; week=a|b; } void bcdtwo() { uchar a,b; sec=sec&0x7f; //bcd28,00101000=40, a=sec>>4; //a=0010=2 a=10*a; //a=20 b=sec&0x0f; //b=00001000=8 sec=a+b; //sec=20+8=28 a=(sec/16)<<4;//a=1<<4=00010000 b=sec%16; //b=00001100 sec=a|b; //sec=00011100=28 2进制 min=min&0x7f; a=min>>4; a=10*a; b=min&0x0f; min=a+b; a=(min/16)<<4; b=min%16; min=a|b; hour=hour&0x7f; a=hour>>4; a=10*a; b=hour&0x0f; hour=a+b; a=(hour/16)<<4; b=hour%16; hour=a|b; a=year>>4; a=10*a; b=year&0x0f; year=a+b; a=(year/16)<<4; b=year%16; year=a|b; month=month&0x1f; a=month>>4; a=10*a; b=month&0x0f; month=a+b; a=(month/16)<<4; b=month%16; month=a|b; day=day&0x3f; a=day>>4; a=10*a; b=day&0x0f; day=a+b; a=(day/16)<<4; b=day%16; day=a|b; week=week&0x0f; a=week%16; week=a; } void stoptime() { lock_1302(0);//去写保护 sec=read1302_byte(0x81); write1302_byte(0x80,(sec|0x80)); lock_1302(1);//开写保护 } void timeset() { lock_1302(0); //去写保护 write1302_byte(0x80,sec); write1302_byte(0x82,min); write1302_byte(0x84,hour); write1302_byte(0x86,day); write1302_byte(0x88,month); write1302_byte(0x8a,week); write1302_byte(0x8c,year); lock_1302(1); //开写保护 } void read1302ram() { ontemp=read1302_byte(0xc1); offtemp=read1302_byte(0xc3); yc=read1302_byte(0xc5); mc=read1302_byte(0xc7); dc=read1302_byte(0xc9); hc=read1302_byte(0xcb); fc=read1302_byte(0xcd); sc=read1302_byte(0xcf); w1=read1302_byte(0xd1); w2=read1302_byte(0xd3); w3=read1302_byte(0xd5); w4=read1302_byte(0xd7); w5=read1302_byte(0xd9); w6=read1302_byte(0xdb); w7=read1302_byte(0xdd); who=read1302_byte(0xe1); wmo=read1302_byte(0xe3); wso=read1302_byte(0xe5); whc=read1302_byte(0xe7); wmc=read1302_byte(0xe9); wsc=read1302_byte(0xeb); dw=read1302_byte(0xed); } void didi() { beep=0; delay(500); beep=1; delay(500); } void nem_jing() { if(dw==1) { shidu=n_shi*10+n_ge; if(shidu>ontemp) { gaobao=0; didi(); } else gaobao=1; if(shidu<offtemp) { xiaxian=0; didi(); } else xiaxian=1; } } ///////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////// //********************************************** ///////////////////////////////////////// void main() { gaobao=0; //继电器不动作 xiaxian=0; ini1602(); //初始化1602 init0(); //T0中断初始化， read1302ram(); //读1302，主电掉电，也可保存 while(1) { if(s4==0)//按下s4键 { TR0=1;//启动T0 功能长按s4约五秒（秒显示停）初始化1302(掉电时用） } disptime(); //显示时间 // display_temp();//显示温度 convert_SHT(&aa,SHT_TEMP); //温度转换 convert_SHT(&aa,SHT_HUMI); //湿度转换 caculation_SHT(&aa); //温度和湿度的补偿 float_convert(&aa); //将浮点数转换成整型，各个位的数分别保存 write_com(0x80+0x40+13);//1602光标第二行第13位 write_date(0x30+n_shi); write_date(0x30+n_ge); write_date(0x25); // write_com(0x80+0x40+15); // Print(aa.num_temp); // write_date(0x30+n_shi); // write_date(0x30+n_ge); // write_date(0x30+a);//百位 // write_date(0x30+b); //十位 key1scan(); //设置键按下的操作 // temptest(); //判断温度是否到设定值，相应继电器动作 nem_jing(); } }