单片机万年历（带源程序）

ID:664770 · 发表于 2019-12-17 14:13

#include<reg51.h>

#define uchar unsigned char

#define uint unsigned int

uchar code str1[]="2019-11-14 week4";

uchar code str2[]="23:59:55       ";

uchar code str3[]="0-22:00       ";

uchar code str4[]="0-23:00       ";

uchar c1=0,c2=0;//???? ?c1=1??c2=1?,?????

sbit RS=P2^0;

sbit RW=P2^1;

sbit E=P2^2;

bit s=0,d=1;// s???????,d=0???????

bit jia,jian;

uchar code string[]={0x0c,0xc7,0xc4,0xc1,0x89,0x86,0x83,0x8f,0x80,0x83,0x86,0xc0,0xc3,0xc6};//??????

uchar second=58,minute=59,hour=23,month=2,day=28,week=7,count=0;

uchar minute1=0,hour1=22,minute2=0,hour2=23;//??

uchar t_symbol; //??????,?1????,?0????

uint T;

unsigned int year=2019; //0-65535

int m=0;

sbit key1=P2^3;//????

sbit key2=P2^4;//???

sbit key3=P2^5;//???

sbit key4=P2^6;//????

sbit key5=P2^7;//???

sbit beep=P1^0;//???

sbit DQ=P3^3;//????

void delayms()

{ uchar i;

for(i=0;i<122;i++);

}

void busy_check()

{ P0=0xff;

RS=0;

RW=1;

E=1;

E=0;

while(P0&0x80)

{E=0;

E=1;

}

delayms();

}

void write_LCD_com(uchar cmd)

{

busy_check();

E=0;

RS=0;

RW=0;

E=1;

P0=cmd;

E=0;

delayms();

}

void write_LCD_data(uchar dat)

{  busy_check();

E=0;

RS=1;

RW=0;

E=1;

P0=dat;

E=0;

delayms();

}

void SET_LCD_pos(uchar x,uchar y)

{  if(y==0)

write_LCD_com(0x80|x);

if(y==1)

write_LCD_com(0xc0|x);

}

void show_LCD(uchar *str)

{  uchar i;

for(i=0;i<16;i++)

write_LCD_data(str);

}

/****???LCD****/

void init_LCD()

{ write_LCD_com(0x01);

write_LCD_com(0x38);

write_LCD_com(0x0c);

write_LCD_com(0x06);

}

void delay_18B20(unsigned int i)//??1-255??

{while(i--);}

uchar ds1820rst()  //ds1820??

{  unsigned char g=0;

DQ=1;       //DQ??

delay_18B20(8);  //??

DQ=0;       //??????

delay_18B20(80); //????480us

DQ=1;       //DQ??

delay_18B20(8);

g=DQ;       //?g=0,?ds1820??,?????

delay_18B20(20);

return(g);

}

uchar ds1820_rd()//???

{  unsigned char e=0;

unsigned char dat = 0; //???????

for (e=8;e>0;e--)

{  DQ = 0; //?????

dat>>=1;

DQ = 1; //?????

if(DQ==1)

dat|=0x80;

delay_18B20(10);

}

return(dat);    //??????

}

void ds1820wr(uchar wdate)//???

{unsigned char i=0;

for (i=8; i>0; i--)

{ DQ = 0;

DQ = wdate&0x01;    //????

delay_18B20(10);

DQ = 1;

wdate>>=1;       //???????

}

}

void read_temp() //????????

{uchar a=0,b=0;

ds1820rst();       //ds1820??

ds1820wr(0xcc); //??????

ds1820wr(0x44); //??????

delay_18B20(150);

ds1820rst();       //ds1820??

ds1820wr(0xcc);  //??????

ds1820wr(0xbe);  //????

delay_18B20(150);

a=ds1820_rd(); //????????

b=ds1820_rd(); //????????

T=b;

T<<=8;

T=T|a;

if(T<0x0fff)    //????

t_symbol=0;

else

{T=~T+1;       //???,????

t_symbol=1;}

T=T*(0.625);  //?????10?  ?????

}

void ds1820_show()//?????

{  uchar flagdat,T0,T1,T2;

T0=T/100+'0';//???

T1=T%100/10+'0';//???

T2=T%10+'0';//???

read_temp();

if(t_symbol==0)

flagdat=0x20;//????????

else

flagdat=0x2d;//???????:-

if(T0==0x30)

{T0=0x20;} //?????0,???

}

/****????****/

void zifushow1()

{    uchar flagdat,T0,T1,T2;

SET_LCD_pos(9,1);

write_LCD_data(flagdat);//?????

SET_LCD_pos(10,1);

write_LCD_data(T0); //????

SET_LCD_pos(11,1);

write_LCD_data(T1); //????

SET_LCD_pos(12,1);

write_LCD_data(0xa5);  //?????

SET_LCD_pos(13,1);

write_LCD_data(T2); //?????

SET_LCD_pos(15,1);

write_LCD_data('C');

SET_LCD_pos(14,1);

write_LCD_data(0xdf);

SET_LCD_pos(7,1);

write_LCD_data(second%10+'0');

SET_LCD_pos(6,1);

write_LCD_data(second/10+'0');

SET_LCD_pos(5,1);

write_LCD_data(':');

SET_LCD_pos(4,1);

write_LCD_data(minute%10+'0');

SET_LCD_pos(3,1);

write_LCD_data(minute/10+'0');

SET_LCD_pos(2,1);

write_LCD_data(':');

SET_LCD_pos(1,1);

write_LCD_data(hour%10+'0');

SET_LCD_pos(0,1);

write_LCD_data(hour/10+'0');

SET_LCD_pos(9,0);

write_LCD_data(day%10+'0');

SET_LCD_pos(8,0);

write_LCD_data(day/10+'0');

SET_LCD_pos(7,0);

write_LCD_data('-');

SET_LCD_pos(6,0);

write_LCD_data(month%10+'0');

SET_LCD_pos(5,0);

write_LCD_data(month/10+'0');

SET_LCD_pos(4,0);

write_LCD_data('-');

SET_LCD_pos(3,0);

write_LCD_data(year%10+'0');

SET_LCD_pos(2,0);

write_LCD_data(year/10%10+'0');

SET_LCD_pos(1,0);

write_LCD_data(year/100%10+'0');

SET_LCD_pos(0,0);

write_LCD_data(year/1000+'0');

SET_LCD_pos(11,0);

write_LCD_data('w');

SET_LCD_pos(12,0);

write_LCD_data('e');

SET_LCD_pos(13,0);
write_LCD_data('e');

SET_LCD_pos(14,0);

write_LCD_data('k');

SET_LCD_pos(15,0);

write_LCD_data(week%8+'0');

}

/*******???*******/

void speaker()

{

if(c1==1)

if(hour1==hour&&minute1==minute)

beep=!beep;

if(c2==1)

if(hour2==hour&&minute2==minute)

beep=!beep;

}

/*******??????*******/

void zifushow2()

{

SET_LCD_pos(0,0);

write_LCD_data(c1+'0');

SET_LCD_pos(1,0);

write_LCD_data('-');

SET_LCD_pos(2,0);

write_LCD_data(hour1/10+'0');

SET_LCD_pos(3,0);

write_LCD_data(hour1%10+'0');

SET_LCD_pos(4,0);

write_LCD_data(':');

SET_LCD_pos(5,0);

write_LCD_data(minute1/10+'0');

SET_LCD_pos(6,0);

write_LCD_data(minute1%10+'0');

SET_LCD_pos(0,1);

write_LCD_data(c2+'0');

SET_LCD_pos(1,1);

write_LCD_data('-');

SET_LCD_pos(2,1);

write_LCD_data(hour2/10+'0');

SET_LCD_pos(3,1);

write_LCD_data(hour2%10+'0');

SET_LCD_pos(4,1);

write_LCD_data(':');

SET_LCD_pos(5,1);

write_LCD_data(minute2/10+'0');

SET_LCD_pos(6,1);

write_LCD_data(minute2%10+'0');

}

/***????????*****/

void time_date()

{ if(second==60)

{ second=0;

minute++;}

if(minute==60)

{ minute=0;

hour++ ;}

if(hour==24)

{ hour=0;

day++;

week++;}

if(week==8)

{ week=1;}

if(month==1||month==3||month==5||month==7||month==8||month==10||month==12)//?????

{  if(day==32)

{ month++;

day=1;}

}

if(month==4||month==6||month==9||month==11)//?????

{ if(day==31)

{ day=1;

month++; }}

if(month==2)//???????

{

{if(year%400==0||(year%4==0&&year%100!=0))

{if(day==30)

{day=1;

month++;}}

else

{if(day==29)

{day=1;

month++;}

帐号		自动登录	找回密码
密码			立即注册

单片机万年历（带源程序）

浏览过的版块