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#include<reg51.h> //µ÷ÓÃÍ·Îļþ #define uchar unsigned char //ºê¶¨ÒåÓà uchar À´´ú±í unsigned char #define uint unsigned int //ºê¶¨ÒåÓà uint À´´ú±í unsigned int sbit io=P1^3; //¶¨ÒåDS1302Êý¾ÝÒý½Å sbit rst=P1^4; //¶¨ÒåDS1302¸´Î»Òý½Å sbit sclk=P1^2; //¶¨ÒåDS1302ʱÖÓÒý½Å sbit rs=P1^0; //¶¨ÒåLCD1602Êý¾Ý/ÃüÁîÑ¡ÔñÒý½Å sbit en=P1^1; //¶¨ÒåLCD1602ʹÄܶËÒý½Å sbit moshi=P1^7; //¶¨Òåģʽ¼ü sbit jia =P3^1; //¶¨Òå°´¼ü¼Ó sbit jian =P3^4; //¶¨Òå°´¼ü¼õ sbit nz =P3^7; //¶¨ÒåÄÖÖÓ¼ü sbit beep =P2^6; //¶¨Òå·äÃùÆ÷Êä³ö¶Ë sbit DQ =P2^0; //¶¨ÒåDS18B20Êý¾Ý¶Î uchar code tab[10]={"0123456789"}; //¶¨Òå0~9ASCLLÂëÊý×é uchar code tab_xingqi[7][3]={{"MON"},{"TUE"},{"WED"},{"THU"},{"FRI"},{"SAT"},{"SUN"}}; //¶¨ÒåÐÇÆÚÊý×é uchar code tab_alarm[2][16]={{"alarm clock: OFF"},{"alarm clock: ON "}}; char second,minute,hour,date,month,year,day,key,shi,fen,num; //¶¨ÒåÄêÔÂÈÕʱ·ÖÃëÊý¾Ý±äÁ¿ uint value; //¶¨ÒåÊý¾Ý±äÁ¿£¨ÓÃÓÚÊý¾Ýת»»Ç°ÔÝʱ´æÖü£© bit alarmclock,xianshiclock; bit s1,s2,s3,s4,s5,s6,s7,kai=1; void delay(uint z) //ÑÓʱ×Ó³ÌÐò { uint x; uchar y; for(x=z;x>0;x--) for(y=110;y>0;y--); } void delay1302(uint z) { for(z=z;z>0;z--); } void delay_18B20(unsigned int i) //DS18B20ÑÓʱ×ÓÑÓʱ { while(i--); } //³õʼ»¯º¯Êý void Init_DS18B20(void) //DS18B20³õʼ»¯ { unsigned char x=0; DQ = 1; //DQ¸´Î» delay_18B20(8); //ÉÔ×öÑÓʱ DQ = 0; //µ¥Æ¬»ú½«DQÀµÍ delay_18B20(80); //¾«È·ÑÓʱ ´óÓÚ 480us DQ = 1; //À¸ß×ÜÏß delay_18B20(14); x=DQ; //ÉÔ×öÑÓʱºó Èç¹ûx=0Ôò³õʼ»¯³É¹¦ x=1Ôò³õʼ»¯Ê§°Ü delay_18B20(20); } ReadOneChar(void) //¶ÁÒ»¸ö×Ö½Ú { unsigned char i=0; unsigned char dat = 0; for (i=8;i>0;i--) { DQ = 0; // ¸øÂö³åÐźŠdat>>=1; DQ = 1; // ¸øÂö³åÐźŠif(DQ) dat|=0x80; delay_18B20(4); } return(dat); } void WriteOneChar(unsigned char dat) //дһ¸ö×Ö½Ú { unsigned char i=0; for (i=8; i>0; i--) { DQ = 0; DQ = dat&0x01; delay_18B20(5); DQ = 1; dat>>=1; } } //¶ÁÈ¡ÎÂ¶È ReadTemperature(void) { unsigned char a=0; unsigned char b=0; unsigned int t=0; Init_DS18B20(); WriteOneChar(0xCC); // Ìø¹ý¶ÁÐòºÅÁкŵIJÙ×÷ WriteOneChar(0x44); // Æô¶¯Î¶Èת»» delay_18B20(100); Init_DS18B20(); WriteOneChar(0xCC); //Ìø¹ý¶ÁÐòºÅÁкŵIJÙ×÷ WriteOneChar(0xBE); //¶ÁȡζȼĴæÆ÷µÈ£¨¹²¿É¶Á9¸ö¼Ä´æÆ÷£© ǰÁ½¸ö¾ÍÊÇÎÂ¶È a=ReadOneChar(); b=ReadOneChar(); //´«¸ÐÆ÷·µ»ØÖµ³ý16µÃʵ¼ÊζÈÖµ //ΪÁ˵õ½2λСÊý룬ÏȳË100£¬ÔÙ³ý16£¬¿¼ÂÇÕûÐÍÊý¾Ý³¤¶È£¬ //¼¼ÇÉ´¦ÀíºóÏȳË25£¬ÔÙ³ý4£¬³ý4ÓÃÓÒÒÆÊµÏÖ t = (b*256+a)*25; return( t >> 2 ); } void lcdcom (uchar com) //LCD1602дÈëµØÖ· { rs=0; P0=com; delay(5); en=1; delay(5); en=0; delay(5); } void lcddata (uchar dat)//LCD1602дÈëÊý¾Ý { rs=1; P0=dat; delay(5); en=1; delay(5); en=0; delay(5); } void lcddisplay(uchar a,uchar b) //LCD1602ÏÔʾ³ÌÐò { lcdcom(a); lcddata(b); } void lcdinit() //LCD1602³õʼ»¯ { en=0; lcdcom(0x38); lcdcom(0x0c); lcdcom(0x06); lcdcom(0x01); } void write(uchar dat) //дÊý¾Ý { uchar i; sclk=0; delay1302(1); for(i=0;i<8;i++) { io=dat&0x01; delay1302(1); sclk=1; //sclkÉÏÉýÑØ½ÓÊÕÊý¾ÝÓÐЧ delay1302(1); sclk=0; delay1302(1); dat>>=1; } } void writeset(uchar cmd,uchar dat) //DS1302дÈëÊý¾Ý { rst=0; delay1302(1); sclk=0; delay1302(1); rst=1; delay1302(1); write(cmd); write(dat); sclk=1; delay1302(1); rst=0; } unsigned char read() //¶ÁÊý¾Ý { uchar i,dat; delay1302(1); for(i=0;i<8;i++) { dat>>=1; if(io==1) dat|=0x80; sclk=1; delay1302(1); sclk=0; delay1302(1); } return dat; } unsigned char readset(uchar cmd) //DS1302¶Á³öÊý¾Ý { uchar dat; rst=0; delay1302(1); sclk=0; delay1302(1); rst=1; write(cmd); dat=read(); sclk=1; delay1302(1); rst=0; return dat; } void initDS1302() //DS1302³õʼ»¯ { writeset(0x8E,0x00); writeset(0x80,((0/10)<<4|(0%10))); writeset(0x82,((0/10)<<4|(0%10))); writeset(0x84,((12/10)<<4|(12%10))); writeset(0x86,((1/10)<<4|(1%10))); writeset(0x88,((1/10)<<4|(1%10))); writeset(0x8c,((10/10)<<4|(10%10))); } void xianshi() //ÏÔʾ×Ó³ÌÐò { uchar i; uint tmp; if(xianshiclock==0) { lcddisplay(0x80,'2'); //ÏÔʾ 2 lcddata('0'); //ÏÔʾ 0 value = readset(0x8d); //¶ÁÈ¡Äê year=((value&0x70)>>4)*10 + (value&0x0F); //Êý¾Ýת»» if(s1==0) { lcddata(tab[year/10]); //ÏÔʾÄêʮλ lcddata(tab[year%10]); //ÏÔʾÄê¸öλ } else { lcddata(' '); //ÏÔʾ¿Õ°×ʵÏÖÉÁ˸ lcddata(' '); } lcddata('/'); //ÏÔʾ / value = readset(0x89); //¶ÁȡԠmonth=((value&0x70)>>4)*10 + (value&0x0F);//ת»»Ô if(s2==0) { lcddata(tab[month/10]); //ÏÔʾ ÔÂʮλ lcddata(tab[month%10]); //ÏÔʾ Ô¸öλ } else { lcddata(' '); //ÏÔʾ¿Õ°×ʵÏÖÉÁ˸ lcddata(' '); } lcddata('/'); //ÏÔʾ / value = readset(0x87); //¶ÁÈ¡ÈÕ date=((value&0x70)>>4)*10 + (value&0x0F); //ת»»ÈÕ if(s3==0) { lcddata(tab[date/10]); //ÏÔʾ ÈÕʮλ lcddata(tab[date%10]); //ÏÔʾ ÈÕ¸öλ } else { lcddata(' '); //ÏÔʾ¿Õ°×ʵÏÖÉÁ˸ lcddata(' '); } value = readset(0x8b); //¶ÁÈ¡ÐÇÆÚ day = value; //ת»»ÐÇÆÚ lcdcom(0x8c); //дÈëÒªÏÔʾµÄµØÖ· for(i=0;i<3;i++) { lcddata(tab_xingqi[day-1]);//ÏÔʾÐÇÆÚ } value = readset(0x85); //¶ÁСʱ hour=((value&0x70)>>4)*10 + (value&0x0F); //ת»»Ð¡Ê± lcdcom(0xc0); if(s4==0) { lcddata(tab[hour/10]); //ÏÔʾСʱʮλ lcddata(tab[hour%10]); //ÏÔʾСʱ¸öλ } else { lcddata(' '); //ÏÔʾ¿Õ°×ʵÏÖÉÁ˸ lcddata(' '); } lcddata(':'); //ÏÔʾ : value = readset(0x83); //¶Á·ÖÖÓ minute=((value&0x70)>>4)*10 + (value&0x0F);//ת»»·ÖÖÓ if(s5==0) { lcddata(tab[minute/10]); //ÏÔʾ·ÖÖÓʮλ lcddata(tab[minute%10]); //ÏÔʾ·ÖÖÓ¸öλ } else { lcddata(' '); //ÏÔʾ¿Õ°×ʵÏÖÉÁ˸ lcddata(' '); } lcddata(':'); //ÏÔʾ : value = readset(0x81); //¶ÁÈ¡Ãë second=((value&0x70)>>4)*10 + (value&0x0F); //ת»»Ãë lcddata(tab[second/10]); //ÏÔʾÃëʮλ lcddata(tab[second%10]); //ÏÔʾÃë¸öλ tmp=ReadTemperature(); //¶ÁÈ¡ÎÂ¶È lcdcom(0xca); //дÈëÒªÏÖʵµÄµØÖ· lcddata(tab[tmp/1000%10]); lcddata(tab[tmp/100%10]); lcddata('.'); lcddata(tab[tmp/10%10]); lcddata(0xdf); lcddata('C'); //ÏÔʾ¡æ } else { lcdcom(0x80); for(i=0;i<16;i++) { lcddata(tab_alarm[alarmclock]); //ÏÔʾÄÖÖÓ } lcdcom(0xc6); if(s6==0) { lcddata(tab[shi/10]); lcddata(tab[shi%10]); } else { lcddata(' '); //ÏÔʾ¿Õ°×ʵÏÖÉÁ˸ lcddata(' '); } lcddata(':'); if(s7==0) { lcddata(tab[fen/10]); lcddata(tab[fen%10]); } else { lcddata(' '); //ÏÔʾ¿Õ°×ʵÏÖÉÁ˸ lcddata(' '); } } } void anjian() //°´¼ü¼ì²â³ÌÐò { if(moshi==0) //Èç¹ûģʽ¼ü°´Ï { delay(100); //ÑÓʱÏû¶¶ key++; //Ôٴΰ´Ï¼ÓÒ»£¬Çл»ÏÂһλ if(key>7) { key=0; //°´¹»Ò»È¦·µ»Ø xianshiclock=0; //ÏÔʾʱÖÓ lcdcom(0x01); //ÇåÆÁ s7=0; } switch(key) { case 1: ; break; case 2:s1=0; break; case 3:s2=0; break; case 4:s3=0; break; case 5:s4=0; break; case 6: lcdcom(0x01); xianshiclock=1; s5=0; break; case 7:xianshiclock=1; s6=0; break; } while(moshi==0) xianshi(); delay(100); } if(jia==0) { delay(100); switch(key) { case 1: year++; if(year>99) year=0; writeset(0x8c,((year/10)<<4|(year%10))); break; //Äê¼ÓÒ» case 2: month++; if(month>12) month=1; writeset(0x88,((month/10)<<4|(month%10))); break; //Ô¼ÓÒ» case 3: date++; if(date>31) date=1; writeset(0x86,((date/10)<<4|(date%10))); break; //ÈÕ¼ÓÒ» case 4: hour++; if(hour>23) hour=0; writeset(0x84,((hour/10)<<4|(hour%10))); break; //Сʱ¼ÓÒ» case 5: minute++; if(minute>59)minute=0; writeset(0x82,((minute/10)<<4|(minute%10))); break; //·Ö¼ÓÒ» case 6: shi++; if(shi>23) shi=0; break; //ÄÖÖÓСʱ¼ÓÒ» case 7: fen++; if(fen>59) fen=0; break; //ÄÖÖÓ·ÖÖÓ¼ÓÒ» } while(jia==0) xianshi(); delay(100); } if(jian==0) { delay(100); switch(key) { case 1: year--; if(year<0) year=0; writeset(0x8c,((year/10)<<4|(year%10))); break; //Äê¼õÒ» case 2: month--; if(month<1) month=12; writeset(0x88,((month/10)<<4|(month%10))); break; //Ô¼õÒ» case 3: date--; if(date<1) date=31; writeset(0x86,((date/10)<<4|(date%10))); break; //ÈÕ¼õÒ» case 4: hour--; if(hour<0) hour=23; writeset(0x84,((hour/10)<<4|(hour%10))); break; //Сʱ¼õÒ» case 5: minute--; if(minute<0)minute=59; writeset(0x82,((minute/10)<<4|(minute%10))); break; //·Ö¼õÒ» case 6: shi--; if(shi<0) shi=23; break; //ÄÖÖÓСʱ¼õÒ» case 7: fen--; if(fen<0) fen=59; break; //ÄÖÖÓ·ÖÖÓ¼õÒ» } while(jian==0) xianshi(); delay(100); } if(nz==0) { delay(100); xianshiclock=1; lcdcom(0x01); if((key==6)||(key==7)) { alarmclock=~alarmclock; lcdcom(0x01); } while(nz==0) xianshi(); if((key!=6)&&(key!=7))xianshiclock=0; lcdcom(0x01); delay(100); } } void spert() //·äÃùÆ÷·¢Éù³ÌÐò { uchar i; for(i=200;i>0;i--) { beep=1; delay(1); beep=0; delay(1); } delay(500); for(i=200;i>0;i--) { beep=1; delay(1); beep=0; delay(1); } for(i=6;i>0;i--) { xianshi(); if(nz==0) kai=1; } } void naozhong() //ÄÖÖÓ³ÌÐò { if(fen!=minute) kai=1; if(kai==1) if(alarmclock==1) { if((shi==hour)&&(fen==minute)) //±È½ÏÏÖÔÚʱ¼äºÍÄÖÖÓʱ¼äÊÇ·ñÒ»Ö { kai=0; while(kai==0) { spert(); //·¢Éù } delay(100); //ÑÓʱÏû¶¶ while(nz==0) xianshi(); //ËÉÊÖ¼ì²â delay(100); //ÑÓʱÏû¶¶ kai=0; //¹Ø±ÕÄÖÖӵȴýÏ´δ¥·¢ } } } void main() { lcdinit(); //LCD1602³õʼ»¯ TMOD=0X01; //ÅäÖö¨Ê±Æ÷ģʽ ET0=1; //¿ªÆô¶¨Ê±Æ÷1 EA=1; //¿ªÆô×ÜÖÐ¶Ï TR0=1; //¿ªÊ¼¼ÆÊ± beep=0; //¹Ø±Õ·äÃùÆ÷ if(jia==0) initDS1302();//DS1302³õʼ»¯ while(1) { xianshi(); //ÏÔʾ anjian(); //¼ì²â°´¼ü naozhong(); //¼ì²âÄÖÖÓ } } void timer0() interrupt 1 //¶¨Ê±Æ÷0 ÖжϺ¯Êý { TH0=0; TL0=0; num++; if(num==8) //ÉÁ˸ʱ¼ä { num=0; switch(key) //¸ù¾ÝKEYµÄÖµÀ´Ñ¡ÔñÄÄһλÉÁ˸£¨µ÷½Úʱºò£© { case 1: s1=~s1; break; case 2: s2=~s2; break; case 3: s3=~s3; break; case 4: s4=~s4; break; case 5: s5=~s5; break; case 6: s6=~s6; break; case 7: s7=~s7; break; } } } |
8Â¥2013-06-06 16:28:59
jicai234
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- ×¢²á: 2010-09-20
9Â¥2013-06-06 16:29:39
jicai234
ͳæ (³õÈëÎÄ̳)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 144.3
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- ÔÚÏß: 21.2Сʱ
- ³æºÅ: 1104149
- ×¢²á: 2010-09-20
10Â¥2013-06-06 17:06:40














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