教學單位信息工程系學生學號2091234141本科畢業(yè)論文（設計）題目基于單片機智能電水壺控制系統設計學生姓名 張俊

專業(yè)名稱 電子信息工程

指導教師 丁么明鄔小林 2012年12月20日en=0;delay(1);en=0;delay(1);}voidyj1602_init()//液晶初始化{yj1602_write_com(0x38);yj1602_write_com(0x0c);yj1602_write_com(0x06);yj1602_write_com(0x01);}voidwrite_1602_tem(ucharadd,uint date)//環(huán)境溫度顯示數據{ucharbai,shi,ge,dian;bai=date/1000;shi=date%1000/100;ge=date%100/10;dian=date%10;yj1602_write_com(0x80+add);yj1602_write_date(0x30+bai);yj1602_write_date(0x30+shi);//0x30碼制轉換yj1602_write_date(0x30+ge);yj1602_write_date('.');yj1602_write_date(0x30+dian);yj1602_write_date(0Xdf);yj1602_write_date('C');}voidwrite_1602_she(ucharadd,uintdate)//設定溫度顯示數據{ucharshi,ge;shi=date/100;ge=date%100/10;yj1602_write_com(0x80+add);yj1602_write_date(0x30+shi);//0x30碼制轉換yj1602_write_date(0x30+ge);yj1602_write_date(0Xdf);yj1602_write_date('C');}voiddisplay(){yj1602_write_com(0x80);yj1602_write_date('T');yj1602_write_date('e');yj1602_write_date('m');yj1602_write_date('p');yj1602_write_date('e');yj1602_write_date('r');yj1602_write_date(':');write_1602_tem(8,wen_du);if(jian_ce==1)//缺水{yj1602_write_com(0x80+0X44);yj1602_write_date('N');yj1602_write_date('O');yj1602_write_com(0x80+0X47);yj1602_write_date('W');yj1602_write_date('a');yj1602_write_date('t');yj1602_write_date('e');yj1602_write_date('r');}if(jian_ce==0){if(auto_ok==1){yj1602_write_com(0x80+0X40);yj1602_write_date('A');yj1602_write_date('u');yj1602_write_date('t');yj1602_write_date('o');yj1602_write_com(0x80+0X45);yj1602_write_date('s');yj1602_write_date('t');yj1602_write_date('o');yj1602_write_date('p');yj1602_write_com(0x80+0X4a);yj1602_write_date('w');yj1602_write_date('o');yj1602_write_date('r');yj1602_write_date('k');}else{if(auto_flag==1){yj1602_write_com(0x80+0X46);yj1602_write_date('a');yj1602_write_date('u');yj1602_write_date('t');yj1602_write_date('o');}}if(mode_ok==1){yj1602_write_com(0x80+0X40);yj1602_write_date('M');yj1602_write_date('o');yj1602_write_date('d');yj1602_write_date('e');yj1602_write_com(0x80+0X45);yj1602_write_date('s');yj1602_write_date('t');yj1602_write_date('o');yj1602_write_date('p');yj1602_write_com(0x80+0X4a);yj1602_write_date('w');yj1602_write_date('o');yj1602_write_date('r');yj1602_write_date('k');}else{if(mode_flag==1){yj1602_write_com(0x80+0X40);yj1602_write_date('S');yj1602_write_date('e');yj1602_write_date('t');yj1602_write_date(':');write_1602_she(0X44,shang);yj1602_write_com(0x80+0X49);yj1602_write_date('m');yj1602_write_date('o');yj1602_write_date('d');yj1602_write_date('e');}}}}voidkeyscan()//按鍵掃描函數{ucharflag;if((mode_flag==0)&&(auto_flag==0)){if(key1==0)//手動調溫加熱{

delay(10);if(key1==0){di();mode_flag=1;yj1602_write_com(0x80+0x43);yj1602_write_date('*');yj1602_write_date('*');flag=1;}while(!key1);}if(key2==0)//自動加熱{delay(10);if(key2==0){di();auto_flag=1;jdq=0;//開啟繼電器}while(!key2);}}if(key3==0)//取消報警{delay(10);if(key3==0){beep=1;}while(!key2);}while(flag==1)while(flag==1){display();if(key1==0){delay(10);if(key1==0){di();flag=0;jdq=0;//開啟繼電器}while(!key1);}if(key2==0){delay(10);if(key2==0){di();yj1602_write_com(0x80+0x43);yj1602_write_date('*');yj1602_write_date('*');shang+=50;if(shang==1000)shang=1000;}while(!key2);}if(key3==0){delay(10);if(key3==0){di();yj1602_write_com(0x80+0x43);yj1602_write_date('*');yj1602_write_date('*');shang-=10;if(shang==10)shang=10;}while(!key3);}}}voidbi_jiao(){if(auto_flag==1){if(auto_ok==0){if(wen_du>=1000){yj1602_init();jdq=1;//自動加熱時溫度達到100度，關閉繼電器auto_ok=1;//自動加熱完成beep=0;}}if(auto_ok==1){if(wen_du<=900){yj1602_init();jdq=0;//自動加熱時溫度低于90度，開啟繼電器auto_ok=0;}}}if(mode_flag==1){if(mode_ok==0){if(wen_du>=shang){yj1602_init();jdq=1;//手動調溫加熱時溫度達到設定溫度，關閉繼電器mode_ok=1;//手動加熱完成beep=0;}}if(wen_du<=shang-100){if(mode_ok==1){yj1602_init();jdq=0;//手動調溫加熱時溫度低于設定溫度10度，開啟繼電器mode_ok=0;///開始加熱}}}}voidmain(){yj1602_init();shang=300;while(1){deal_with();display();keyscan();bi_jiao();if(jian_ce==1)//缺水{while(jian_ce==1){deal_with();display();beep=0;//開啟蜂鳴器}beep=1;//關閉蜂鳴器yj1602_init();}}}謝辭本文是在我的導師的精心指導下完成的，從論文的選題，修改，到最后的成文，無不傾注了丁