带三路定时和掉电恢复的智能时钟

1、/*电信（1）班 吴锦生 日期：2012.5.11/#include#include#include #define uint unsigned int#define uchar unsigned char#define lcd_date P0#define data 1000#define N 8#define second timebuf0#define minute timebuf1#define hour timebuf2#define day timebuf3#define yue timebuf4#define week timebuf5#define year timebuf6s

2、bit LEDCLK=P34;sbit LEDDIN=P23;sbit Key_Input=P10;sbit lcd_en=P22;sbit lcd_rs=P24;sbit lcd_rw=P23;sbit ACC0=ACC0;sbit ACC7=ACC7;sbit DQ=P32;sbit SDA=P37;/串行数据/地址控制端sbit SCL=P36;/串行时钟sbit sound=P12;uchar idata dispN;uchar keytemp=0;uchar keyval=0;uchar keyback;uint keynum;bit add_dec_flag;uchar mod;u

3、char t_open;bit time_mod;uchar temper_mod;uchar set_mod;uchar yue_set,day_set,hour_set,minute_set;int time1_hour,time1_minute,time2_hour,time2_minute,time3_yue,time3_day;bit keyup;bit flag_num;uchar flag_control;uchar controlbuf;uchar time_rst;uchar timebuf8=0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00;u

4、char chun8;/*uchar chu8=0x00,0x00,0x07,0x16,0x04,0x01,0x13,0x00; */#define NOP3() _nop_();_nop_();_nop_()/*DS1302与MCU连接的各端口定义*/sbit DS_IO=P20;/DS1302数据口sbit DS_SCLK=P27;/DS1302串行时钟sbit DS_RST=P24;/*DS1302内部各个寄存器地址定义*/#define DS1302_SECOND 0X80 /秒#define DS1302_MINUTE 0X82 / 分#define DS1302_HOUR 0X84

5、 /时#define DS1302_DAY 0X86 /日#define DS1302_MONTH 0X88 /月#define DS1302_WEEK0X8A /星期#define DS1302_YEAR0X8C /年#define DS1302_CONTROL0X8E /写保护控制位#define DS1302_RAM(X)(0XC0+(X)*2)/用于计算DS1302静态RAM地址void delayms(uint z)uint x;uchar y;for(x=z;x0;x-) for(y=123;y0;y-);/*写入单个字节*/void DS1302WriteByte(uchar W

6、date)uchar i;for(i=0;i=1;/*读取一个字节*/uchar DS1302ReadByte(void)uchar i,temp;temp=0;for(i=0;i=1;if(DS_IO=1)temp=temp|0x80;DS_SCLK=1;NOP3();DS_SCLK=0;return(temp);/*对单个地址写相应的数据*/void Write1302(uchar addr,uchar DSdate)DS_RST=0;DS_SCLK=0;DS_RST=1;EA=0;DS1302WriteByte(addr); /地址DS1302WriteByte(DSdate); /数据

7、DS_SCLK=1;DS_RST=0;EA=1;/*读相应地址的数据*/uchar Read1302(uchar addr)uchar Rdate;DS_RST=0;DS_SCLK=0;DS_RST=1;EA=0;DS1302WriteByte(addr|0x01);Rdate=DS1302ReadByte();DS_SCLK=1;DS_RST=0;EA=1;return(Rdate);void bell() 闹钟设置 uchar j; for(j=0;j8;j+) sound=sound; delayms(1); void close_led()uchar i;for(i=0;i8;i+)L

8、EDCLK=0;LEDDIN=1;_nop_();LEDCLK=1;void Read_Key() /*键值读取函数*/keytemp=1;if(Key_Input=1)keytemp+;void keyscan() /键值确认函数 if(keytemp=0xff) keyup=1; /按键已经放开keyback=0; /清除按键备份值keyval=0; /清除按键存放单元 else if(keytemp=keyback&keyup=1) /两次的检测的值一样且按键已经放开keyval=keytemp; /存放按键值keyup=0; /按下按键keyback=0; /清除按键备份值else k

9、eyback=keytemp; void Key_job() /*键值工作程序*/switch(keyval)case 0x7f: time_mod= time_mod; flag_num=0; keynum=1; keyval=0; break; case 0xbf: set_mod +; if(set_mod=4) set_mod=0; flag_num=0; keynum=2; keyval=0; break; case 0xdf: if(add_dec_flag=0) if(set_mod=1) time1_hour+; if(time1_hour=24) time1_hour=0;

10、if(set_mod=2) time2_hour+; if(time2_hour=24) time2_hour=0; if(set_mod=3) time3_yue+; if(time3_yue=13) time3_yue=1; elseif(set_mod=1) time1_hour-; if(time1_hour0) time1_hour=23; if(set_mod=2) time2_hour-; if(time2_hour0) time2_hour=23; if(set_mod=3) time3_yue-; if(time3_yue1) time3_yue=12; flag_num=0

11、; keynum=3; keyval=0; break; case 0xef: if(add_dec_flag=0) if(set_mod=1) time1_minute+; if(time1_minute=60) time1_minute=0; if(set_mod=2) time2_minute+; if(time2_minute=60) time2_minute=0; if(set_mod=3) time3_day+; if(time3_day=32) time3_day=1; else if(set_mod=1) time1_minute-; if(time1_minute0) tim

12、e1_minute=59; if(set_mod=2) time2_minute-; if(time2_minute0) time2_minute=59; if(set_mod=3) time3_day-; if(time3_day1) time3_day=31; flag_num=0; keynum=4; keyval=0; break; case 0xf7: t_open+; if(t_open=5) t_open=0; flag_num=0; keynum=5; keyval=0; break; case 0xfb: add_dec_flag=add_dec_flag; flag_num

13、=0; keynum=6; keyval=0; break; case 0xfd: time_rst+; if(time_rst=3) time_rst=0; flag_num=0; keynum=7; keyval=0; break; case 0xfe: flag_control+; if(flag_control=1) controlbuf=t_open; t_open=0; if(flag_control=2) t_open=controlbuf; if(flag_control=3) flag_control=0; flag_num=0; keynum=8; keyval=0; br

14、eak; default: if(keyup=1)keynum=0;keyval=0;break;void Write_com(uchar com)lcd_rs=0;lcd_date=com;delayms(2);lcd_en=1;delayms(2);lcd_en=0;void Write_dat(uchar dat)lcd_rs=1;lcd_date=dat;delayms(2);lcd_en=1;delayms(2);lcd_en=0;void lcd_init()lcd_rw=0;lcd_en=0;delayms(15);Write_com(0x38);delayms(5);Write

15、_com(0x38);delayms(5);Write_com(0x38);/显示模式设置Write_com(0x08);/显示关闭Write_com(0X01);/清屏Write_com(0x06);/显示光标移动设置Write_com(0X0c);/显示开及光标设置void display_key() Write_com(0x4b+0x80); Write_dat(K); Write_com(0x4c+0x80); Write_dat(E); Write_com(0x4d+0x80); Write_dat(Y); Write_com(0x4e+0x80); Write_dat(:); Wr

16、ite_com(0x4f+0x80); Write_dat(0+keynum);init_mcu()TMOD=0x01; TH1=(65536-data)/256; TL1=(65536-data)%256; ET1=1;TR1=1; EA=1;/*DS1302初始化*/void Init_DS1302()DS_RST=0;DS_SCLK=0;DS_IO=0;/* 设置时钟芯片时间*/void SET_DS1302()Write1302(DS1302_CONTROL,0X00);/*Write1302_All(timebuf);*/Write1302(DS1302_SECOND,0X00);/

17、Write1302(DS1302_MINUTE,0X0);/Write1302(DS1302_HOUR,0X07);/Write1302(DS1302_DAY,0X16);/Write1302(DS1302_MONTH,0X4);/Write1302(DS1302_YEAR,0X13);/Write1302(DS1302_WEEK,0x01);Write1302(DS1302_CONTROL,0X80);/void display1_date() /uchar k; Write_com(0x00+0x80); Write_dat(2);Write_com(0x01+0x80); Write_d

18、at(0); Write_com(0x02+0x80); Write_dat(timebuf6/16)+0x30);Write_com(0x03+0x80); Write_dat(timebuf6%16)+0x30);Write_com(0x04+0x80); Write_dat(-);Write_com(0x05+0x80);Write_dat(timebuf4/16)+0x30);Write_com(0x06+0x80); Write_dat(timebuf4%16)+0x30);Write_com(0x07+0x80);Write_dat(-);Write_com(0x08+0x80);

19、Write_dat(timebuf3/16)+0x30);Write_com(0x09+0x80); Write_dat(timebuf3%16)+0x30);Write_com(0x0b+0x80);Write_dat(timebuf5%16)+0x30);Write_com(0x0c+0x80);Write_dat(t);Write_com(0x0d+0x80);Write_dat(h);Write_com(0x40+0x80);Write_dat(timebuf2/16)+0x30);Write_com(0x41+0x80); Write_dat(timebuf2%16)+0x30);W

20、rite_com(0x42+0x80);Write_dat(:);Write_com(0x43+0x80);Write_dat(timebuf1/16)+0x30);Write_com(0x44+0x80); Write_dat(timebuf1%16)+0x30);Write_com(0x45+0x80);Write_dat(:);Write_com(0x46+0x80);Write_dat(timebuf0/16)+0x30);Write_com(0x47+0x80); Write_dat(timebuf0%16)+0x30);void read1302_all(uchar addr,uc

21、har *shu) uchar i;DS_RST=0;DS_SCLK=0;DS_RST=1;EA=0;DS1302WriteByte(addr);for(i=0;iN;i+)shui=DS1302ReadByte();DS_SCLK=1;DS_RST=0;EA=1;void Write1302_All(uchar *p,uchar addr)uchar i;Write1302(DS1302_CONTROL,0X00);DS_RST=0;DS_SCLK=0;DS_RST=1;EA=0;DS1302WriteByte(addr); /地址for(i=0;i0;i-);/*读相应地址的数据*/voi

22、d display_set_time() Write_com(0x00+0x80); Write_dat(T); Write_com(0x01+0x80); Write_dat(1); Write_com(0x02+0x80); Write_dat(:); Write_com(0x03+0x80); Write_dat(time1_hour/10)+0x30); Write_com(0x04+0x80); Write_dat(time1_hour%10)+0x30); Write_com(0x05+0x80); Write_dat(:); Write_com(0x06+0x80); Write

23、_dat(time1_minute/10)+0x30); Write_com(0x07+0x80); Write_dat(time1_minute%10)+0x30); Write_com(0x09+0x80); Write_dat(D); Write_com(0x08+0x80); Write_dat( ); Write_com(0x0a+0x80); Write_dat(:); Write_com(0x0b+0x80); Write_dat(time3_yue/10)+0x30); Write_com(0x0c+0x80); Write_dat(time3_yue%10)+0x30); W

24、rite_com(0x0d+0x80); Write_dat(-); Write_com(0x0e+0x80); Write_dat(time3_day/10)+0x30); Write_com(0x0f+0x80); Write_dat(time3_day%10)+0x30); Write_com(0x40+0x80); Write_dat(T); Write_com(0x41+0x80); Write_dat(2); Write_com(0x42+0x80); Write_dat(:); Write_com(0x43+0x80); Write_dat(time2_hour/10)+0x30

25、); Write_com(0x44+0x80); Write_dat(time2_hour%10)+0x30); Write_com(0x45+0x80); Write_dat(:); Write_com(0x46+0x80); Write_dat(time2_minute/10)+0x30); Write_com(0x47+0x80); Write_dat(time2_minute%10)+0x30);void time_compare() uchar k; yue_set=yue/16*10+yue%16; day_set=day/16*10+day%16; hour_set=hour/1

26、6*10+hour%16; minute_set=minute/16*10+minute%16; if(t_open=1) if(hour_settime1_hour) for(k=0;k=time1_minute) for(k=0;ktime2_hour) for(k=0;k=time2_minute) for(k=0;k3;k+) Write_com(0x40+0x80+k); Write_dat(0xff); bell(); if(t_open=3) if(yue_settime3_yue) for(k=0;k2;k+) Write_com(0x09+0x80+k); Write_dat

27、(0xff); bell(); if(yue_set=time3_yue) if(day_set=time3_day) for(k=0;ktime3_yue) sound=1; if(t_open=4) if(yue_settime3_yue) for(k=0;k2;k+) Write_com(0x09+0x80+k); Write_dat(0xff); bell(); if(yue_set=time3_yue) if(day_set=time3_day) for(k=0;ktime3_yue) sound=1; if(hour_settime2_hour) for(k=0;k=time2_m

28、inute) for(k=0;ktime1_hour) for(k=0;k=time1_minute) for(k=0;k3;k+) Write_com(0x00+0x80+k); Write_dat(0xff); bell(); main()lcd_init();close_led();init_mcu();Init_DS1302();SET_DS1302();time_mod=0;set_mod=0;time1_hour=7;time1_minute=30;time2_hour=23;time2_minute=30;time3_yue=4;time3_day=16;t_open=0;add_dec_flag=0;sound=1;fl