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1、#include#include#defineucharunsignedchar#defineuintunsignedint//定义的的4个键盘sbits1=P3^0;//时钟功能键sbits2=P3^1;//加键sbits3=P3^2;//减键sbits4=P3^6;//确认键sbits5=P3^3;//闹钟功能键sbitdula=P2^6;//数码管操作sbitwela=P2^7;sbitlcden=P2^5;//液晶操作sbitlcdrs=P1^0;sbitlcdrw=
2、P1^1;sbitrd=P3^7;//为了分离出3个独立键盘sbitFM=P2^3;//蜂鸣器口sbitACC0=ACC^0;//累加器喂ACC这是位定义sbitACC7=ACC^7;sbitsclk=P2^1;//DS1302操作sbitdata1=P2^0;sbitrst=P2^4;uchars1num,flag1,flag2,s5num;intmiao,shi,fen,nian,yue,ri,week,afen,ashi;intx1,x2;ucharcodetable1[]="SUN";//星期字表uchar
3、codetable2[]="MON";ucharcodetable3[]="TUE";ucharcodetable4[]="WED";ucharcodetable5[]="THU";ucharcodetable6[]="FRI";ucharcodetable7[]="SAT";voiddelayms(uintxms)//延时函数{uintx,y;for(x=xms;x>0;x--)for(y=110;y>0;y--);}voiddi()//蜂鸣器函数{FM=0;delayms(100);FM=1;}voidcmg8
4、8()//关数码管函数{dula=1;P0=0x00;dula=0;}voidwrite_com(ucharcom)//液晶写命令函数{lcdrs=0;lcden=0;P0=com;delayms(5);lcden=1;delayms(5);lcden=0;}voidwrite_date(uchardate)//液晶写数据函数{lcdrs=1;lcden=0;P0=date;delayms(5);lcden=1;delayms(5);lcden=0;}voidWrite1302(uchardat)//向1302写一
5、个字节数据{uchari;ACC=dat;for(i=8;i>0;i--){data1=ACC0;sclk=1;sclk=0;ACC=ACC>>1;}}voidWriteSet1302(ucharCmd,uchardat)//根据命令，向1302写一个字节数据{rst=0;_nop_();sclk=0;_nop_();rst=1;delayms(2);Write1302(Cmd);Write1302(dat);sclk=1;rst=0;}ucharRead1302()//向1302读一个字节数据{uchari;fo
6、r(i=8;i>0;i--){ACC=ACC>>1;ACC7=data1;sclk=1;sclk=0;}return(ACC);}ucharReadSet1302(ucharCmd)//根据命令，向1302读一个字节数据{uchardat;rst=0;sclk=0;rst=1;Write1302(Cmd);dat=Read1302();sclk=1;rst=0;return(dat);}voidinital_1302()//初始化DS1302函数{WriteSet1302(0x8e,0x00);//禁止写保护Wri
7、teSet1302(0x90,0xaa);//定义充电WriteSet1302(0x80,0x45);//秒WriteSet1302(0x84,0x18);//时WriteSet1302(0x82,0x47);//分WriteSet1302(0x8c,0x16);//年WriteSet1302(0x88,0x05);//月WriteSet1302(0x86,0x23);//日WriteSet1302(0x8a,0x01);//星期WriteSet1302(0xc0,0x07);//闹钟小时初始化WriteSet13
8、02(0xfc,0x30);//闹钟分钟初始化WriteSet1302(0x8e,0x80);//开写保护}voidwrite_sfm(ucharadd,uchardat)//时分秒函数{uchargw,sw;gw=dat%16;sw=dat/16;write_com(0x80+0x40+add);write_date(sw+0x30);write_date
