饮水机温度控制课程设计protues仿真及C语言程序

附录A#include<reg51.h>#include<stdio.h>#define uchar unsigned char#define uint unsigned intuchar i;sbit lcdrs=P3^0;sbit lcdrw=P3^1;sbit lcden=P3^2;sbit P13=P1^3;sbit P14=P1^4;sbit P15=P1^5;sbit P16=P1^6;sbit P17=P1^7;sbit d1=P1^0;sbit d2=P1^1;uchar code t2[]="the highest "; uchar code t1[]=" is "; uchar code t0[]="the temperature "; uchar code t3[]="the lowest "; uchar code wendu[]="0123456789";sbit DQ = P3^7;uchar high=80;low=70;a=0;b=0;c=0;d=0;void delay(uint z){uint x,y;for(x=100;x>1;x--)for(y=z;y>1;y--);}void write_com(uchar com){lcdrs=0;P2=com;delay(5);lcden=1;delay(5);lcden=0;}void write_date(uchar date){lcdrs=1;P2=date;delay(5);lcden=1;delay(5);lcden=0;}void tmpDelay(int num) {while(num--) ;}void Init_DS18B20() {unsigned char x=0;DQ = 1;tmpDelay(8);DQ = 0;tmpDelay(80);DQ = 1;tmpDelay(14);x=DQ;tmpDelay(20);}unsigned char ReadOneChar() {unsigned char i=0;unsigned char dat = 0;for (i=8;i>0;i--){DQ = 0;dat>>=1;DQ = 1;if(DQ)dat|=0x80;tmpDelay(4);}return(dat);}void WriteOneChar(unsigned char dat){unsigned char i=0;for (i=8; i>0; i--){DQ = 0;DQ = dat&0x01;tmpDelay(5);DQ = 1;dat>>=1;}}unsigned int Readtemp() {unsigned char a=0;unsigned char b=0;unsigned int t=0;float tt=0;Init_DS18B20();WriteOneChar(0xCC);WriteOneChar(0x44);Init_DS18B20();WriteOneChar(0xCC);WriteOneChar(0xBE);a=ReadOneChar();b=ReadOneChar();t=b;t<<=8;t=t|a;tt=t*0.0625;t= tt*10+0.5;return(t);}void init_lcd(){lcden=0;lcdrw=0;write_com(0x38);write_com(0x01);write_com(0x0c);write_com(0x06);write_com(0x80);if(P13==1&&P14==1) {for(i=0;i<16;i++){write_date(t0[i]);delay(0);}write_com(0x80+0x40);for(i=0;i<16;i++){write_date(t1[i]);delay(0);}}if(P13==0){for(i=0;i<16;i++){write_date(t3[i]);delay(0);}write_com(0x80+0x40);for(i=0;i<16;i++){write_date(t1[i]);delay(0);}}if(P14==0)for(i=0;i<16;i++){write_date(t2[i]);delay(0);}write_com(0x80+0x40);for(i=0;i<16;i++){write_date(t1[i]);delay(0);}}}void display()unsigned int num,num1; unsigned int shi,ge,xiaoshu;if(c==0&&d==0){num=Readtemp();a=0;b=0;}if(c==1){num=low*10;a=1;b=0;}if(d==1){num=high*10;b=1;a=0;}num1=num/10;if(c==0&&d==0){if(num1>high){d1=1;d2=1;}if(num1<low){d1=0;d2=1;}if(num1<=high&&num1>=low) {d2=0;}}shi=num/100;ge=num/10%10;xiaoshu=num%10;write_com(0x80+0x40+5); write_date(wendu[shi]);write_com(0x80+0x40+6); write_date(wendu[ge]);write_com(0x80+0x40+7);write_date(0x2e);write_com(0x80+0x40+8);write_date(wendu[xiaoshu]); }void main(){ TMOD=0x00;EA=1;ET0=1;ET1=1;loop:init_lcd();while(1){display();delay(10);if(P13==0){ c=1;d=0;goto loop;}if(P14==0){d=1;c=0;goto loop; }if(P15==0){ TR0=1 ; delay(10); } if(P16==0){ TR1=1; delay(10); }if(P17==0){ c=0;d=0;goto loop; }}}void T0_int() interrupt 1{TR0=0;if(a==1){low=++low;}if(b==1){high=++high;}delay(100);}void T1_int(void) interrupt 3 {TR1=0;if(a==1){low=--low;}if(b==1){high=--high;}TR1=0;delay(100);}X T A L 218X T A L 119A L E 30E A31P S E N 29R S T9P 0.0/A D 039P 0.1/A D 138P 0.2/A D 237P 0.3/A D 336P 0.4/A D 435P 0.5/A D 534P 0.6/A D 633P 0.7/A D 732P 2.7/A 1528P 2.0/A 821P 2.1/A 922P 2.2/A 1023P 2.3/A 1124P 2.4/A 1225P 2.5/A 1326P 2.6/A 1427P 1.01P 1.12P 1.23P 1.34P 1.45P 1.56P 1.67P 1.78P 3.0/R X D 10P 3.1/T X D 11P 3.2/I N T 012P 3.3/I N T 113P 3.4/T 014P 3.7/R D17P 3.6/W R 16P 3.5/T 115U 180C 51D 714D 613D 512D 411D 310D 29D 18D 07E6R W 5R S 4V S S 1V D D 2V E E3L C D 1L M 016L 98.0D Q 2V C C 3G N D1U 2D S 18B 20R 110k +5V+5V+5VL O WH I G H增加减少确定D 2L E D -G R E E N C 120p fC 220p fX 112M H zC 322u F R 210K+5VD 1L E D -R E D系统总方针电路图protues仿真图。