DS1302+1602+键盘调整+闹钟.docx

1、DS1302+1602+键盘调整+闹钟DS1302+1602+键盘调整+闹钟 #include #include#define uchar unsigned char#define uint unsigned int /定义的的4个键盘sbit s1=P30; /时钟功能键sbit s2=P31; /加键sbit s3=P32; /减键sbit s4=P36; /确认键sbit s5=P33; /闹钟功能键sbit dula=P26; /数码管操作sbit wela=P27;sbit lcden=P25; /液晶操作sbit lcdrs=P10;sbit lcdrw=P11;sbit rd=P

2、37; /为了分离出3个独立键盘sbit FM=P23; /蜂鸣器口sbit ACC0=ACC0; /累加器喂ACC 这是位定义sbit ACC7=ACC7; sbit sclk=P21; /DS1302操作sbit data1=P20;sbit rst=P24;uchar s1num,flag1,flag2,s5num;int miao,shi,fen,nian,yue,ri,week,afen,ashi;int x1,x2;uchar code table1=SUN;/星期字表uchar code table2=MON;uchar code table3=TUE;uchar code ta

3、ble4=WED;uchar code table5=THU; uchar code table6=FRI;uchar code table7=SAT;void delayms(uint xms) /延时函数uint x,y;for(x=xms;x0;x-)for(y=110;y0;y-);void di() /蜂鸣器函数FM=0;delayms(100);FM=1;void cmg88() /关数码管函数dula=1;P0=0x00;dula=0;void write_com(uchar com) /液晶写命令函数lcdrs=0;lcden=0;P0=com;delayms(5);lcden

4、=1;delayms(5);lcden=0;void write_date(uchar date) /液晶写数据函数lcdrs=1;lcden=0;P0=date;delayms(5);lcden=1;delayms(5);lcden=0;void Write1302(uchar dat) /向1302写一个字节数据 uchar i;ACC=dat;for(i=8;i0;i-) data1=ACC0; sclk=1; sclk=0; ACC=ACC1; void WriteSet1302(uchar Cmd,uchar dat) /根据命令，向1302写一个字节数据 rst=0; _nop_(

5、); sclk=0; _nop_(); rst=1; delayms(2); Write1302(Cmd); Write1302(dat); sclk=1; rst=0; uchar Read1302() /向1302读一个字节数据 uchar i; for(i=8;i0;i-) ACC=ACC1;ACC7=data1;sclk=1; sclk=0;return(ACC); uchar ReadSet1302(uchar Cmd) /根据命令，向1302读一个字节数据 uchar dat; rst=0; sclk=0; rst=1; Write1302(Cmd); dat=Read1302()

6、; sclk=1; rst=0; return(dat); void inital_1302() / 初始化DS1302函数 WriteSet1302(0x8e,0x00); /禁止写保护WriteSet1302(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

7、(0x8a,0x01); /星期WriteSet1302(0xc0,0x07); /闹钟小时初始化WriteSet1302(0xfc,0x30); /闹钟分钟初始化WriteSet1302(0x8e,0x80); /开写保护void write_sfm(uchar add,uchar dat) /时分秒函数uchar gw,sw;gw=dat%16;sw=dat/16;write_com(0x80+0x40+add);write_date(sw+0x30);write_date(gw+0x30);void write_nyr(uchar add,uchar dat) /年月日函数uchar g

8、w,sw;gw=dat%16;sw=dat/16;write_com(0x80+add);write_date(sw+0x30);write_date(gw+0x30);void write_week(uchar xq) /写星期函数uchar x;write_com(0x80+12);switch(xq)case 1:for(x=0;x3;x+)write_date(table1x);break;case 2:for(x=0;x3;x+)write_date(table2x);break;case 3:for(x=0;x3;x+)write_date(table3x);break;case

9、4:for(x=0;x3;x+)write_date(table4x);break;case 5:for(x=0;x3;x+)write_date(table5x);break;case 6:for(x=0;x3;x+)write_date(table6x);break;case 7:for(x=0;x=6)x2=0;miao=x1+x2*16; write_sfm(7,miao);write_com(0x80+0x40+8);break;case 2:x1=fen%16;x2=fen/16; x1+;if(x1=10) x1=0;x2+; if(x2=6)x2=0;fen=x1+x2*16;

10、 write_sfm(4,fen);write_com(0x80+0x40+5);break;case 3:x1=shi%16;x2=shi/16; x1+;if(x1=10) x1=0;x2+;if(x2=2&x1=4)x1=0;x2=0;shi=x1+x2*16; write_sfm(1,shi);write_com(0x80+0x40+2);break;case 4:x1=(week)%10;x2=(week)/10;x1+;if(x1=8)x1=1;week=x2*16+x1;write_week(week); write_com(0x80+14);break;case 5:x1=ri

11、%16;x2=ri/16; x1+;if(x1=10) x1=0;x2+; if(x2=3&x1=2)x1=0;x2=0;ri=x1+x2*16; write_nyr(9,ri);write_com(0x80+10);break;case 6:x1=yue%16;x2=yue/16; x1+;if(x2=1&x1=3) x1=1;x2=0; if(x1=10)x1=0;x2+;yue=x1+x2*16; write_nyr(6,yue);write_com(0x80+7);break;case 7:x1=nian%16;x2=nian/16; x1+;if(x2=9)&(x1=10) x1=0

12、;x2=0;if(x1=10)x2+;x1=0;nian=x1+x2*16; write_nyr(3,nian);write_com(0x80+4);break;if(s3=0) /时钟减键delayms(5);if(s3=0) while(!s3);di();switch(s1num)case 1:x1=miao%16;x2=miao/16; x1-;if(x1=-1) x1=9;x2-; if(x2=-1)x2=5;miao=x1+x2*16; write_sfm(7,miao);write_com(0x80+0x40+8);break;case 2:x1=fen%16;x2=fen/16

13、; x1-;if(x1=-1) x1=9;x2-; if(x2=-1)x2=5;fen=x1+x2*16; write_sfm(4,fen);write_com(0x80+0x40+5);break;case 3:x1=shi%16;x2=shi/16; x1-;if(x1=-1) x1=9;x2-;if(x2=-1)x1=3;x2=2;shi=x1+x2*16; write_sfm(1,shi);write_com(0x80+0x40+2);break;case 4:x1=(week)%10;x2=(week)/10;x1-;if(x1=0)x1=7;week=x2*16+x1;write_

14、week(week); write_com(0x80+14);break;case 5:x1=ri%16;x2=ri/16; x1-;if(x1=-1) x1=9;x2-; if(x2=-1)x1=1;x2=3;ri=x1+x2*16; write_nyr(9,ri);write_com(0x80+10);break;case 6:x1=yue%16;x2=yue/16; x1-;if(x2=1)&(x1=-1) x1=9;x2-; if(x2=0)&(x1=0)x1=2;x2=1;yue=x1+x2*16; write_nyr(6,yue);write_com(0x80+7);break;c

15、ase 7:x1=nian%16;x2=nian/16; x1-;if(x1=-1) x1=9;x2-; if(x2=-1)x1=9;x2=9;nian=x1+x2*16; write_nyr(3,nian);write_com(0x80+4);break;if(s1num!=0|s5num!=0) /表示时钟或者闹钟处于调整状态if(s4=0) /确定状态的按键delayms(5);if(s4=0)if(s1num!=0) /表示时钟处于调整状态while(!s4); /确定键被按下di();WriteSet1302(0x8e,0x00); /按了确认键后，把调整了的所有数据当前状态存入到D

16、S1302中WriteSet1302(0x80,miao); WriteSet1302(0x84,shi);WriteSet1302(0x82,fen); WriteSet1302(0x8a,week); WriteSet1302(0x8c,nian); WriteSet1302(0x88,yue);WriteSet1302(0x86,ri); WriteSet1302(0x8e,0x80); flag1=0;write_com(0x0c);s1num=0;if(s5num!=0) /表示闹钟处于调整状态while(!s4);di();WriteSet1302(0x8e,0x00); /调整闹

17、钟，不能让时钟暂停，故没把时钟数据写入DS1302中WriteSet1302(0xc0,ashi); /把闹钟数据写入DS1302中WriteSet1302(0xfc,afen); WriteSet1302(0x8e,0x80);flag2=0;s5num=0;write_com(0x0c); if(s5=0&s1num=0) /闹钟功能键 并且时钟不处于调整状态delayms(5);if(s5=0&s1num=0)s5num+;flag2=1;while(!s5);di();if(s5num=1)write_com(0x80+0x40+14);write_com(0x0f);if(s5num

18、=2)write_com(0x80+0x40+11); if(s5num=3)s5num=0;flag2=0;WriteSet1302(0x8e,0x00);WriteSet1302(0xfc,afen);WriteSet1302(0xc0,ashi);WriteSet1302(0x8e,0x80);write_com(0x0c);if(s5num!=0&s1num=0) /只有闹钟处于调整状态if(s2=0) /闹钟加键delayms(5);if(s2=0)while(!s2);di();if(s5num=1)x1=afen%16;x2=afen/16;x1+;if(x1=10)x1=0;x

19、2+;if(x2=6)x2=0;afen=x1+x2*16;write_sfm(13,afen);write_com(0x80+0x40+14);if(s5num=2)x1=ashi%16;x2=ashi/16;x1+;if(x2=2&x1=4)x1=0;x2=0;if(x1=10)x1=0;x2+;ashi=x1+x2*16;write_sfm(10,ashi);write_com(0x80+0x40+11);if(s3=0) /闹钟减键delayms(5);if(s3=0)while(!s3);di();if(s5num=1)x1=afen%16;x2=afen/16; x1-;if(x1

20、=-1) x1=9;x2-; if(x2=-1)x2=5;afen=x1+x2*16; write_sfm(13,afen);write_com(0x80+0x40+14);if(s5num=2)x1=ashi%16;x2=ashi/16; x1-;if(x1=-1) x1=9;x2-;if(x2=-1)x1=3;x2=2;ashi=x1+x2*16; write_sfm(10,ashi);write_com(0x80+0x40+11);void laba()if(shi=ashi)&(fen=afen)&(miao=0)di();void main() /主函数init(); /大初始化cm

21、g88(); /关数码管函数inital_1302(); /DS1302赋初值的初始化ashi=ReadSet1302(0xc1); /从DS1302读出数据afen=ReadSet1302(0xfd);write_sfm(10,ashi); /读出数据送给液晶显示write_sfm(13,afen);while(1) keyscan();laba();if(flag1=0&flag2=0) /经过一系列调整后，最终继续满足这个条件 /从DS1302读数据miao=ReadSet1302(0x81); /秒fen=ReadSet1302(0x83); /分shi=ReadSet1302(0x85); /时ri=ReadSet1302(0x87); /日yue=ReadSet1302(0x89);