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標(biāo)題: 51單片機(jī)電加熱爐溫度控制系統(tǒng)程序設(shè)計(jì) [打印本頁]

作者: 毛維嘉 時(shí)間: 2019-5-18 10:08
標(biāo)題: 51單片機(jī)電加熱爐溫度控制系統(tǒng)程序設(shè)計(jì)
基于89cC51溫度控制系統(tǒng)
含顯示屏
以下為源程序和仿真
#include<reg51.h>
#include<intrins.h>
#include<absacc.h>
#include<DS18B20.h>
#define uchar unsigned char
#define uint unsigned int
#define BUSY 0x80          //1cd忙檢測標(biāo)志
#define DATAPORT P0       //定義P0口為LCD通訊端口
#define PLAYE_ADDR XBYTE[0XBFFF]    //語音報(bào)警地址
sbit RED_ALARM=P1^0;       //紅色指示燈
sbit WRITE_ALARM=P1^1;       // 白色指示燈
sbit GREEN_ALARM=P1^2;       //綠色指示燈
sbit BLUE_ALARM = P1^3;
sbit P1_4 = P1^4;       //時(shí)鐘調(diào)整
sbit P1_5 = P1^5;       //時(shí)鐘加
sbit P1_6=P1^6;       //時(shí)鐘減
sbit DQ=P1^7;          //定義ds18b20通信端口
sbit LCM_RS=P2^0;       //數(shù)據(jù)／命令端
sbit LCM_RW=P2^1;       //讀／寫選擇端
sbit LCM_EN=P2^2;
sbit sda=P2^3;       //I0口定義
sbit scl=P2^4;       //LCD使能信號
sbit ad_busy=P3^2;    //adc中斷方式接口
sbit RECLED_EOC=P3^5; //ISD1420放音結(jié)東查詢標(biāo)志
sbit OUT=P3^7;

uchar ad_data;       //ad采樣值存儲(chǔ)
uchar seconde;       //定義并初始化時(shí)鐘變量
uchar minite;
uchar hour;
uchar mstcnt=0;
uchar temp1,temp2,temp; //溫度顯示變量
uchar t,set;
uchar K;
bit ON_OFF=0;
bit outflag;
bit write=0;
uchar code str0[]={"---  :  :  ---  "};
uchar code str1[]={"SET:  C SA:  . C"};
void delay_LCM(uint); //LCD延時(shí)子程序
void initLCM( void);    //LCD初始化子程序
void lcd_wait(void); //LCD檢測忙子程序
void WriteCommandLCM(uchar WCLCM,uchar BusyC);//寫指令到1CM子函數(shù)
void WriteDataLCM(uchar WDLCM);  //寫數(shù)據(jù)到1CM子函數(shù)
void DisplayOneChar(uchar X,uchar Y,uchar DData);//顯示指定坐標(biāo)的一個(gè)字符子函數(shù)
void DisplayListChar(uchar X,uchar Y,uchar code *DData);//顯示指定坐標(biāo)的串字符子函數(shù)
void init_timer0(void);       //定時(shí)器初始化
void displayfun1(void);
void displayfun2(void);
void displayfun3(void);
void displayfun4(void);
void keyscan(void );          //鍵盤掃描子程序
void set_adj(void);
void inc_key(void);
void dec_key(void);
void delay_18B20(unsigned int i);
void Init_DS18B20(void);
uchar ReadOneChar(void);
void WriteOneChar(unsigned char dat);
void ReadTemperature(void);
void ad0809(void);
void playalarm(void);

//**********延時(shí)K＊1ms，12.000mhz＊＊＊＊＊＊＊/
void delay_LCM(uint k)
{
      uint i,j;
      for(i=0; i<k; i++)
      {
      for(j=0;j<60;j++)
      {;}
      }
}
//＊＊＊＊＊寫指令到LCM子函數(shù)＊＊＊＊＊＊＊＊//
void WriteCommandLCM(uchar WCLCM,uchar BusyC)
{
      if(BusyC)lcd_wait();
      DATAPORT=WCLCM;
      LCM_RS=0;       //選中指令寄存器
      LCM_RW=0;       //寫模式
      LCM_EN=1;
      _nop_();
      _nop_();
      _nop_();
      LCM_EN=0;
}
//＊＊＊＊＊寫數(shù)據(jù)到LCM子函數(shù)＊＊＊＊＊＊＊＊/／
void WriteDataLcm(uchar WDLCM)
{
      lcd_wait( );       //檢測忙信號
      DATAPORT=WDLCM;
      LCM_RS=1;          //選中數(shù)據(jù)寄存器
      LCM_RW=0;          //寫模式
      LCM_EN = 1;
      _nop_();
      _nop_();
      _nop_();
      LCM_EN=0;
}
//＊＊＊＊＊＊＊1cm內(nèi)部等待函數(shù)＊＊＊＊＊＊＊＊／
void lcd_wait(void)
{
      DATAPORT=0xff;
      LCM_EN=1;
      LCM_RS=0;
      LCM_RW=1;
      _nop_();
      while(DATAPORT&BUSY)
      {
            LCM_EN=0;
            _nop_();
            _nop_();
            LCM_EN=1;
            _nop_();
            _nop_();
      }
      LCM_EN=0;
}
//＊＊＊＊＊＊＊LCM初始化子函數(shù)＊＊＊＊＊＊＊／
void initLCM( )
{
      DATAPORT=0;
      delay_LCM(15);
      WriteCommandLCM(0x38,0);//三次顯示模式設(shè)置，不檢測忙信號
      delay_LCM(5);
      WriteCommandLCM(0x38,0);
      delay_LCM(5);
      WriteCommandLCM(0x38,0);
      delay_LCM(5);
      WriteCommandLCM(0x38,1);//8bit數(shù)據(jù)傳送,2行顯示,5＊7字型,檢測忙信號
      WriteCommandLCM(0x08,1);//關(guān)閉顯示,檢測忙信號
      WriteCommandLCM(0x01,1);//清屏,檢測忙信號
      WriteCommandLCM(0x06,1);//顯示光標(biāo)右移設(shè)置,檢測忙信號
      WriteCommandLCM(0x0c,1);//顯示屏打開,光標(biāo)不顯示,不閃爍,檢測忙信號
}
//＊＊＊＊常顯示指定坐標(biāo)的一個(gè)字符子函數(shù)＊＊＊＊＊＊//
void DisplayOneChar(uchar X,uchar Y,uchar DData)
{
      Y &= 1;
      X &= 15;
      if(Y)X|=0x40; //若y為1(顯示第二行),地址碼＋0X40
      X|=0x80;    //指令碼為地址碼＋0X80
      WriteCommandLCM(X,0);
      WriteDataLCM(DData);
}
//＊＊＊＊顯示指定坐標(biāo)的一串字符子函數(shù)＊＊＊＊＊//
void DisplayListChar(uchar X,uchar Y,uchar code *DData)
{
      uchar ListLength = 0;
      Y &= 0x01;
      X &= 0x0f;
      while(X < 16)
      {
            DisplayOneChar(X,Y,DData[ListLength]);
            ListLength++;
            X++;
      }
}
//＊＊＊＊＊ds18b20延遲子函數(shù)(晶振12MHz)＊＊＊＊/
void delay_18B20(unsigned int i)
{
      while(i--);
}
//＊＊＊＊＊ds18b20初始化函數(shù)＊＊＊＊＊//
void Init_DS18B20(void)
{
      unsigned char x = 0;
      DQ = 1;          //DQ復(fù)位
      delay_18B20(8); //稍做延時(shí)
      DQ = 0;          //單片機(jī)將DQ拉低
      delay_18B20(80); //精確延時(shí)大于480us
      DQ = 1;                         //拉高總線
      delay_18B20(14);
      x = DQ;          //稍做延時(shí)后如果x＝0則初始化成功x＝1則初始化失敗
      delay_18B20(20);
}
//＊＊＊＊＊＊＊ds18b20讀一個(gè)字節(jié)＊＊＊＊＊＊＊/
unsigned char ReadOneChar(void)
{
      uchar i = 0;
      uchar dat = 0;
      for (i = 8; i>0; i--)
      {
            DQ = 0;    //給脈沖信號
            dat >>= 1;
            DQ = 1;    //給脈沖信號
            if(DQ)
            dat|=0x80;
            delay_18B20(4);
      }
      return(dat);
}
//＊＊＊＊ds18b20寫一個(gè)字節(jié)＊＊＊＊/
void WriteOneChar(uchar dat)
{
      unsigned char i = 0;
      for(i = 8;i>0;i--)
      {
            DQ = 0;
            DQ = dat&0x0l;
            delay_18B20(5);
            DQ = 1;
            dat >>= 1;
      }
}
//＊＊＊＊讀取ds18b20當(dāng)前溫度＊＊＊＊＊/
void ReadTemperature(void)
{
      unsigned char a = 0;
      unsigned char b = 0;
      unsigned char t = 0;
      Init_DS18B20();
      WriteOneChar(0xCC); //跳過讀序號列號的操作
      WriteOneChar(0x44); //啟動(dòng)溫度轉(zhuǎn)換
      delay_18B20(100);    //this message is wery important
      Init_DS18B20();
      WriteOneChar(0xCC); //跳過讀序號列號的操作
      WriteOneChar(0xBE); //讀取溫度寄存器等(共可讀9個(gè)寄存器)前兩個(gè)就是溫度
      delay_18B20(100);
      a = ReadOneChar();    //讀取溫度值低位
      b = ReadOneChar();    //讀取溫度值高位
      temp1 = b<<4;
      temp1 += (a&0xf0)>>4;
      temp2 = a&0x0f;
      temp =((b*256+a)>>4);//當(dāng)前采集溫度值除16得實(shí)際溫度值
}
//＊＊＊＊液品顯示子函數(shù)1正常顯示＊＊＊＊＊//
void displayfun1(void)
{
      WriteCommandLCM(0x0c,1);       //顯示屏打開,光標(biāo)不顯示,不閃爍,檢測忙信號

      DisplayListChar(0,0,str0);
      DisplayListChar(0,1,str1);

      DisplayOneChar(3,0,hour/10+0x30);//液晶上顯示小時(shí)
      DisplayOneChar(4,0,hour%10+0x30);

      DisplayOneChar(6,0,minite/10+0x30),//液晶上顯示分
      DisplayOneChar(7,0,minite%10+0x30);

      DisplayOneChar(9,0,seconde/10+0x30);//液晶上顯示秒
      DisplayOneChar(10,0,seconde%10+0x30);

      DisplayOneChar(4,1,K/10+0x30);    //液品上顯示設(shè)定的溫度
      DisplayOneChar(5,1,K%10+0x30);

      DisplayOneChar(11,1,temp1/10+0x30);//液晶上顯示測得的溫度
      DisplayOneChar(12,1,temp1%10+0x30);
      DisplayOneChar(14,1,temp2/10+0x30);
      if(ON_OFF == 0)       //若溫控標(biāo)志為0
      {
            DisplayOneChar(14,0,0x4f);  //液晶上顯示不控溫的標(biāo)志
            DisplayOneChar(15,0,0x46);
      }
      else
      {
                     DisplayOneChar(14,0,0x4f); //液晶上顯示控溫的標(biāo)志
                     DisplayOneChar(15,0,0x4e);
                     if(outflag == 1)
                              DisplayOneChar(0,0,0x7c);
                     else
                              DisplayOneChar(0,0,0xef);
      }
}
//＊＊＊＊＊液晶最示子函數(shù)2＊＊＊＊＊//
void displayfun2(void)
{
      WriteCommandLCM(0x0c,1); //顯示屏打開,光標(biāo)不顯示,不閃爍,檢測忙信號

      DisplayListChar(0,0,str0);
      DisplayListChar(0,1,str1);

      DisplayOneChar(6,0,minite/10+0x30);
      DisplayOneChar(7,0,minite%10+0x30);

      DisplayOneChar(9,0,seconde/10+0x30);
      DisplayOneChar(10,0,seconde%10+0x30);

      DisplayOneChar(4,1,K/10+0x30);
      DisplayOneChar(5,1,K%10+0x30);

      DisplayOneChar(11,1,temp1/10+0x30);
      DisplayOneChar(12,1,temp1%10+0x30);
      DisplayOneChar(14,1,temp2/10+0x30);

      WriteCommandLCM(0x0f,1); //顯示打開,光標(biāo)顯示,閃爍,檢測忙信號
      DisplayOneChar(3,0,hour/10+0x30);
      DisplayOneChar(4,0,hour%10+0x30);
}
//＊＊＊＊＊液晶顯示子函數(shù)3＊＊＊＊//
void displayfun3(void)
{
      WriteCommandLCM(0x0c,1); //顯示屏打開,光標(biāo)不顯示,不閃爍,檢測忙信號
      DisplayListChar(0,0,str0);
      DisplayListChar(0,1,str1);

      DisplayOneChar(3,0,hour/10+0x30);
      DisplayOneChar(4,0,hour%10+0x30);

      DisplayOneChar(9,0,seconde/10+0x30);
      DisplayOneChar (10,0,seconde%10+0x30);

      DisplayOneChar(4,1,K/10+0x30);
      DisplayOneChar(5,1,K%10+0x30);

      DisplayOneChar(11,1,temp1/10+0x30);
      DisplayOneChar(12,1,temp1%10+0x30);
      DisplayOneChar(14,1,temp2/10+0x30);

      WriteCommandLCM(0x0f,1);//顯示屏打開,光標(biāo)顯示,閃爍,檢測忙信號
      DisplayOneChar(6,0,minite/10+0x30);
      DisplayOneChar(7,0,minite%10+0x30);
}
//＊＊＊＊＊液晶顯示子函數(shù)4＊＊＊＊＊＊//
void displayfun4(void)
{
      WriteCommandLCM(0x0c,1);//顯示屏打開,光標(biāo)不顯示,不閃爍,檢測忙信號

      DisplayListChar(0,0,str0);
      DisplayListChar(0,1,str1);

      DisplayOneChar(3,0,hour/10+0x30);
      DisplayOneChar(4,0,hour%10+0x30);

      DisplayOneChar(6,0,minite/10+0x30);
      DisplayOneChar(7,0,minite%10+0x30);

      DisplayOneChar(9,0,seconde/10+0x30);
      DisplayOneChar(10,0,seconde%10+0x30);

      DisplayOneChar(11,1,temp1/10+0x30);
      DisplayOneChar(12,1,temp1%10+0x30);
      DisplayOneChar(14,1,temp2/10+0x30);

      WriteCommandLCM(0x0f,1);//顯示屏打開,光標(biāo)顯示,閃爍,檢測忙信號
      DisplayOneChar(4,1,K/10+0x30);
      DisplayOneChar(5,1,K%10+0x30);
}
//＊＊＊＊＊鍵盤掃描子函數(shù)＊＊＊＊＊//
void keyscan(void)
{
      uchar xx;       //局部變量
      P1 = 0xff;
      if( P1 != 0xff)
      {
            delay_LCM(50);
            if(P1 != 0xff)
            {
                     xx = P1;
                     switch (xx) //根據(jù)按鍵狀態(tài),調(diào)用不同的子函數(shù)
                     {
                              case 0xfe:set_adj();
                              break;
                              case 0xfd:inc_key();
                              break;
                              case 0xfb:dec_key();
                              break;
                              case 0xf7:{delay_LCM(150);ON_OFF=!ON_OFF;while(!BLUE_ALARM);}
                              break;
                              default: break;
                     }
            }
      }
}

//＊＊＊＊＊設(shè)定工作模式子函數(shù)＊＊＊＊＊//
void set_adj(void)
{
      delay_LCM(100);
      set++;
      if(set >= 4)set = 0;
      while(!RED_ALARM);
}
//＊＊＊＊＊按鍵加法子函數(shù)＊＊＊＊＊＊//
void inc_key(void)
{
      delay_LCM(150);
      switch(set)
      {
            case 0: if(P1 == 0xf7)
                        {delay_LCM(150);ON_OFF = !ON_OFF;}
            break;
            case 1: hour++; if(hour >= 23)hour = 23;
            break;
            case 2: minite++; if(minite >= 59)minite = 59;
            break;
            case 3:K++;if(K >= 99)K = 99;
            break;
            default: break;
      }
      while(!WRITE_ALARM);
}
//＊＊＊＊＊按鍵減法子函數(shù)＊＊＊＊＊＊//
void dec_key(void)
{
      delay_LCM(150);
      switch(set)
      {
            case 0:if(P1 == 0xf7)
                     {delay_LCM(150);ON_OFF=!ON_OFF;}
            break;
            case 1:hour--;
            if(hour <= 0)hour = 0;
            break;
            case 2: minite--;
            if(minite <= 0)minite = 0;
            break;
            case 3: K--; if(K <= 1)K = 1;
            break;
            default: break;
      }
      while(!GREEN_ALARM);
}
//＊＊＊＊＊＊24C02讀寫驅(qū)動(dòng)程序＊＊＊＊＊//
void delay1(uchar x)
{
      uint i;
      for(i = 0;i < x;i++);
}
void flash()
      {  ;  ; }
void x24c02_init()//24c02初始化子程序
{
      scl = 1;
      flash();
      sda = 1;
      flash();
}
void start()    //啟動(dòng)I2C總線
{
      sda = 1;
      flash();
      scl = 1;
      flash();
      sda = 0;
      flash();
      scl = 0;
      flash();
}
void stop()    //停止I2C總線
{
      sda = 0;
      flash();
      scl = 1;
      flash();
      sda = 1;
      flash();
}
void writex(uchar j)//寫一個(gè)字節(jié)
{
      uchar i,temp;
      temp = j;
      for (i = 0; i < 8; i++)
      {
            temp = temp<<1;
            scl = 0;
            flash();
            sda = CY;
            flash();
            scl = 1;
            flash();
      }
      scl = 0;
      flash();
      sda = 1;
      flash();
}
uchar readx()//讀一個(gè)字節(jié)
{
      uchar i,j,k = 0;
      scl = 0;
      flash();
      sda = 1;
      for(i = 0;i < 8;i++)
      {
            flash();
            scl = 1;
            flash();
            if(sda == 1)j = 1;
            else j = 0;
            k = (k<<1)|j;
            scl = 0;
      }
      flash();
      return(k);
}
void clock()    //I2C總線時(shí)鐘
{
      uchar i = 0;
      scl = 1,
      flash();
      while((sda == 1)&&(i<255))i++;
      scl = 0;
      flash();
}
//////從24c02的地址 address中讀取一個(gè)字節(jié)數(shù)據(jù)////
uchar x24c02_read(uchar address)
{
      uchar i;
      start();
      writex(0xa0);
      clock();
      writex(address);
      clock();
      start();
      writex(0xa1);
      clock();
      i = readx();
      stop();
      delay1(10);
      return (i);
}
////向24c02的address地址中寫入一字節(jié)數(shù)據(jù)info////
void x24c02_write(uchar address,uchar info)
{
      EA = 0;
      start();
      writex(0xa0);
      clock();
      writex(address);
      clock();
      writex(info);
      clock();
      stop();
      EA = 1;
      delay1(50);
}
//＊＊＊＊＊定時(shí)器t0初始化＊＊＊＊＊//
void init_timer0(void)
{
      TMOD = 0x01; //time0為定時(shí)器,方式1
      TH0 = 0x3c;          //于預(yù)置計(jì)數(shù)初值
      TL0 = 0xb0;
      EA = 1;
      ET0 = 1;
      TR0 = 1;
}
//＊＊＊＊＊定時(shí)器t0中斷子函數(shù)＊＊＊＊＊//
void timer0(void) interrupt 1 using 0       //定時(shí)器0方式1,50ms中斷一次
{
      TH0 = 0x3c;
      TL0 = 0xb0;
      mstcnt++;
      if(mstcnt >= 20 )
         {seconde++;write = 1; mstcnt = 0;}
      if(seconde >= 60)
         {minite++; seconde = 0;}
      if(minite >= 60 )
         {hour++; minite = 0;}
      if(hour >= 24 )
         {hour = 0;}
      keyscan( );          //按鍵掃描
}
//＊＊＊＊＊＊the main funtion＊＊＊＊＊＊/

電加熱爐溫度控制系統(tǒng)設(shè)計(jì).zip

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作者: admin 時(shí)間: 2019-5-18 19:02
本帖需要重新編輯補(bǔ)全電路原理圖,源碼,詳細(xì)說明與圖片即可獲得100+黑幣(帖子下方有編輯按鈕)

作者: pengyongnet 時(shí)間: 2020-2-25 03:05
結(jié)構(gòu)清晰代碼

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有沒有具體描述

作者: CK152152 時(shí)間: 2021-9-10 16:12
樓主原理圖發(fā)出來研究研究

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