redianou-.rar_proteus_测温 proteus_热电偶_热电偶 proteus_热电偶测温

#include <reg52.h> #define uchar unsigned char #define uint unsigned int unsigned char const duan[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};// 显示段码 sbit wei1=P3^0; // 四位数码管控制选定 sbit wei2=P3^1; sbit wei3=P3^2; sbit wei4=P3^3; sbit baoj=P3^7; //声光报警控制 sbit didi=P3^6; sbit ST=P1^7; //AD0809采集端口控制 sbit EOC=P1^6; sbit OE=P1^5; sbit CLK=P1^4; sbit qued=P1^3; //独立按键设置 sbit xiax=P1^2; sbit shangx=P1^1; sbit kaig=P1^0; sbit jia=P3^4; sbit jian=P3^5; sbit baojd=P3^7; #define baojd_kai baojd=0; #define baojd_guan baojd=1; #define duan1 wei1=0;wei2=1;wei3=1;wei4=1; #define duan2 wei1=1;wei2=0;wei3=1;wei4=1; #define duan3 wei1=1;wei2=1;wei3=0;wei4=1; #define duan4 wei1=1;wei2=1;wei3=1;wei4=0; void didikai(uint coun); void delay(uint ms); void didi2(uint coun); void didi1(uint coun); void display(); void init(); void AD(); void shangs(); void xias(); void displays(); void displayx(); uchar dianyaz,jia1; bit baojt; uint wenduz,shuju,shangw,xiaw; uchar wen; float wendu; main() { jia1=0; didi=0; baojt=1; shangw=80; xiaw=40; didi2(4); init(); //初始化 while(1) { AD(); jia1++; wenduz+=dianyaz; if(jia1==10) //数据采集10次 { jia1=0; shuju=wenduz/10; wenduz=0; } display(); //温度显示 if(shangx==0) //上限设置 { didi2(2); shangs(); } if(xiax==0) //下限设置 { didi2(2); xias(); } if(wen>xiaw) //温度大于下限，警灯开 { baojd_kai; } if(wen<xiaw) //温度小于下限，警灯开关 { baojd_guan; } if(wen>shangw) //温度大于上限 { if(baojt==0) didi=1; else didi=0; } if(kaig==0) { didi2(2); baojt=~baojt; if(baojt==1) didikai(1); else didikai(3); } } } void init() //初始化 { EA = 1; //开总中断 TMOD = 0x02; //设定定时器T0工作方式 TH0=216; //利用T0中断产生CLK信号 TL0=216; TR0=1; //启动定时器T0 ET0=1; ST=0; OE=0; } void delay(uint ms) //延时函数 { uint i,j; for(i=0;i<ms;i++) for(j=0;j<110;j++); } void didi1(uint coun) //蜂鸣器报警函数 1 { uint j; for(j=coun;j>0;j--) { didi=1; delay(2); didi=0; delay(2); } } void didi2(uint coun) //蜂鸣器报警函数2 { uint j; for(j=coun;j>0;j--) { didi=1; delay(20); didi=0; delay(20); } } void didikai(uint coun) //蜂鸣器开 { uint j; for(j=coun;j>0;j--) { didi=1; delay(200); didi=0; delay(200); } } void shangs() //上限设置 { while(qued==1) { displays(); if(jia==0) { shangw++; didi1(1); while(jia==0); } if(jian==0) { shangw--; if(shangw==65535) shangw=0; didi1(1); while(jian==0); } } didi2(4); } void xias() //下限设置 { while(qued==1) { displayx(); if(jia==0) { xiaw++; didi1(1); while(jia==0); } if(jian==0) { xiaw--; if(xiaw==65535) xiaw=0; didi1(1); while(jian==0); } } didi2(4); } void display() // 温度显示 { float dianya,redian; uchar ge,shi,bai,xiao; uint shu; dianya=((float)shuju/255.0)*5.0; redian=dianya*4; wendu=redian*24.21976+25.0; shu=(wendu)*10; bai=shu/1000%10; shi=shu/100%10; ge=shu/10%10; xiao=shu%10; wen=shi*10+ge; duan1; P2=duan[bai]; delay(2); duan2; P2=duan[shi]; delay(2); duan3; P2=duan[ge]+0x80; delay(2); duan4; P2=duan[xiao]; delay(0); dianya=0; wendu=0; redian=0; } void displays() //上限设置显示 { uchar ge,shi,bai; bai=shangw/100%10; shi=shangw/10%10; ge=shangw%10; duan1; P2=0xf6; delay(3); duan2; P2=duan[bai]; delay(3); duan3; P2=duan[shi]; delay(3); duan4; P2=duan[ge]; delay(1); } void displayx() //下限设置显示 { uchar ge,shi,bai; bai=xiaw/100%10; shi=xiaw/10%10; ge=xiaw%10; duan1; P2=0xb8; delay(3); duan2; P2=duan[bai]; delay(3); duan3; P2=duan[shi]; delay(3); duan4; P2=duan[ge]; delay(1); } void AD() //AD子程序 { ST=0; delay(2); ST=1; //启动AD转换 delay(2); ST=0; while(EOC==0); OE=1; dianyaz=P0; OE=0; } void t0(void) interrupt 1 using 0 { CLK=~CLK; }