■•:
•okakk>•rsfmrj
2
08
0
R&
0
0
0
0
SI
dsl2^Q7
R2
D斗rnl
o
□
0:
00口:
:
(两条白线为跳线)
LED:
..rf.
电流放大电路:
Qi
7NPN
PL2
I
RID
2
ii
Res2
□
SlOou
Header3
PS:
单片机10口电流不够大,无法使灯泡足够亮。
按键部分:
Pl
(二)、软件部分
#inelude
#defineucharunsignedchar
#defineuintunsignedint
sbitds=P2A4;//温度传感器信号线
sbitbeep=P2A3;〃蜂鸣器
sbitre=P2A2;//热释电
sbitgm=P2A7;//光敏
sbitsO=P1A3;〃智能
sbits1=P3A0;//功能键
sbits2=P3A1;〃增加键
sbits3=P3A4;〃减小键
sbits4=P3A5;〃闹钟查看键
sbits5=P3A6;〃调光
sbits6=P3A2;〃显示温度
sbitrs=P1A0;sbitIcden=P1A2;
sbitwr=P1A1;
sbitIed1=P2A0;
sbitIed2=P2A1;
sbitIed3=P2A5;
sbitIed4=P2A6;
sbitrd=P3A7;
sbitdscs=P1A7;
sbitdsas=P1A6;
sbitdsrw=P1A5;
sbitdsds=P1A4;sbitdsirq=P3A3;
uinttemp;
fIoatf_temp;
//
//液晶
//
//Ied
//时钟芯片
uchars5num=0,s0num=0,s6num=0;
ucharcount,s1num,fIag=0,t0_num;//其它变量定义
ucharmiao,shi,fen,year,month,day,week,amiao,afen,ashi;
ucharcodetabIe[]="20--";//液晶固定显示内容
ucharcodetabIe1[]=":
:
";
ucharcodetabIe2[]="WELCOME!
";
voidwrite_ds(uchar,uchar);//函数申明
voidset_aIarm(uchar,uchar,uchar);voidread_aIarm();ucharread_ds(uchar);voidset_time();
voidIed(ucharx)
I
switch(x)
{
case0:
Ied1=1;Ied2=0;Ied3=1;Ied4=0;break;
case1:
Ied1=0;Ied2=0;Ied3=1;Ied4=0;
break;
case3:
Ied1=0;Ied2=0;Ied3=0;Ied4=1;
break;
********************************************
/*Ied*/
break;break;
case2:
led1=1;led2=1;led3=0;led4=0;case4:
led1=0;led2=1;led3=0;led4=1;}
}/***************************************************/
voiddelay(uintz)//延时函数
{uintx,y;for(x=z;x>0;x--)for(y=110;y>0;y--);
}
voiddi()//蜂鸣器报警声音
{beep=0;delay(100);beep=1;
}
voidwrite_com(ucharcom)
{//写液晶命令函数rs=0;lcden=0;P0=com;delay(3);lcden=1;delay(3);lcden=0;
}
voidwrite_date(uchardate)
{//写液晶数据函数rs=1;lcden=0;P0=date;delay(3);lcden=1;delay(3);lcden=0;
}voidinit(){//初始化函数uchari;EA=1;//打开总中断EX0=1;//开外部中断1IT0=1;//设置负跳变沿触发中断
EX1=1;//开外部中断1
IT1=1;//设置负跳变沿触发中断flag1=0;//变量初始化t0_num=0;
s1num=0;week=1;lcden=0;
rd=0;
/*以下几行在首次设置DS12C887时使用,以后不必再写入write_ds(0x0A,0x20);//打开振荡器
write_ds(0x0B,0x26);//设置24小时模式,数据二进制格式
//开启闹铃中断set_time();//设置上电默认时间*/write_com(0x38);//1602液晶初始化write_com(0x0c);write_com(0x06);write_com(0x01);write_com(0x80);
for(i=0;i<15;i++)//写入液晶固定部分显示{
write_date(table[i]);delay
(1);
}write_com(0x80+0x40);for(i=0;i<16;i++)
{write_date(table1[i]);delay
(1);
}
}
voidwrite_sfm(ucharadd,chardate)
{//1602液晶刷新时分秒函数4为时,7为分,10为秒charshi,ge;
shi=date/10;ge=date%10;
write_com(0x80+0x40+add);write_date(0x30+shi);
write_date(0x30+ge);
}
voidwrite_nyr(ucharadd,chardate)
{//1602液晶刷新年月日函数3为年,6为分,9为秒charshi,ge;
shi=date/10;
ge=date%10;
write_com(0x80+add);
write_date(0x30+shi);
write_date(0x30+ge);
}
voidwrite_week(charwe)
{//写液晶星期显示函数write_com(0x80+12);switch(we){
case1:
write_date('M');delay(5);write_date('O');delay(5);write_date('N');break;
case2:
write_date('T');delay(5);
write_date('U');delay(5);write_date('E');break;
case3:
write_date('W');delay(5);write_date('E');delay(5);write_date('D');break;
case4:
write_date('T');delay(5);
write_date('H');delay(5);write_date('U');break;
case5:
write_date('F');delay(5);write_date('R');delay(5);write_date('I');break;
case6:
write_date('S');delay(5);
write_date('A');delay(5);write_date('T');break;
case7:
write_date('S');delay(5);write_date('U');delay(5);write_date('N');break;
}
}
voidkeyscan()
{
if(flag_ri==1)
{//这里用来取消闹钟报警,任一键取消报警
if((s1==0)||(s2==0)||(s3==0)||(s4==0))
{
delay(5);
if((s1==0)||(s2==0)||(s3==0)||(s4==0))
{
while(!
(s1&&s2&&s3&&s4));
di();
flag_ri=0;//清除报警标志
}
}
}
if(s1==0)//检测S1
{
delay(10);
if(s1==0)
{
s1num++;//记录按下次数
if(flag1==1)
if(s1num==4)s1num=1;
flag=1;
while(!
s1);di();
switch(s1num)
{//光标闪烁点定位
case1:
write_com(0x80+0x40+10);write_com(0x0f);
break;
case2:
write_com(0x80+0x40+7);break;
case3:
write_com(0x80+0x40+4);break;
case4:
write_com(0x80+12);
break;
case5:
write_com(0x80+9);
break;
case6:
write_com(0x80+6);
break;
case7:
write_com(0x80+3);break;
case8:
s1num=0;write_com(0x0c);flag=0;write_ds(0,miao);
write_ds(2,fen);
write_ds(4,shi);
write_ds(6,week);
write_ds(7,day);
write_ds(8,month);
write_ds(9,year);break;
}
}
}
if(s1num!
=O)〃只有当S1按下后,才检测S2和S3
{
if(s2==0)
{
delay(10);
if(s2==0)
{
while(!
s2);di();
switch(s1num)
{//根据功能键次数调节相应数值case1:
miao++;
if(miao==60)
miao=0;
write_sfm(10,miao);
write_com(0x80+0x40+10);break;
case2:
fen++;
if(fen==60)
fen=0;
write_sfm(7,fen);write_com(0x80+0x40+7);break;
case3:
shi++;
if(shi==24)
shi=0;
write_sfm(4,shi);write_com(0x80+0x40+4);break;
case4:
week++;
if(week==8)
week=1;write_week(week);write_com(0x80+12);break;
case5:
day++;
if(day==32)day=1;
write_nyr(9,day);write_com(0x80+9);break;
case6:
month++;
if(month==13)month=1;
write_nyr(6,month);write_com(0x80+6);break;
case7:
year++;
if(year==100)year=0;write_nyr(3,year);write_com(0x80+3);break;
}
}
}
if(s3==0)
{
delay(10);
if(s3==0)
{
while(!
s3);di();
switch(s1num)
{//根据功能键次数调节相应数值
case1:
miao--;
if(miao==-1)miao=59;
write_sfm(10,miao);write_com(0x80+0x40+10);break;
case2:
fen--;
if(fen==-1)fen=59;
write_sfm(7,fen);write_com(0x80+0x40+7);break;
case3:
shi--;
if(shi==-1)
shi=23;
write_sfm(4,shi);write_com(0x80+0x40+4);break;
case4:
week--;
if(week==0)
week=7;
write_week(week);
write_com(0x80+12);break;case5:
day--;
if(day==0)
day=31;
write_nyr(9,day);
write_com(0x80+9);
break;case6:
month--;
if(month==0)month=12;
write_nyr(6,month);
write_com(0x80+6);break;case7:
year--;
if(year==-1)
year=99;
write_nyr(3,year);
write_com(0x80+3);break;
}
}
}
}
if(s4==0)//检测S4
{
delay(10);
if(s4==0)
{
flag1=~flag1;
while(!
s4);di();
if(flag1==0)
{//退出闹钟设置时保存数值
flag=0;write_com(0x80+0x40);write_date('');write_date('');
write_com(0x0c);
write_ds(1,miao);
write_ds(3,fen);
write_ds(5,shi);
}
else
{//进入闹钟设置
read_alarm();//读取原始数据
miao=amiao;//重新赋值用以按键调节fen=afen;
shi=ashi;
write_com(0x80+0x40);write_date('R');//显示标志write_date('i');
write_com(0x80+0x40+3);
write_sfm(4,ashi);//送液晶显示闹钟时间
write_sfm(7,afen);
write_sfm(10,amiao);
}
}
}
if(s0==0)
{
delay(10);
if(s0==0)
{
di();
s0num++;
if(s0num==2)
s0num=0;
}
}
if(s5==0)
{
delay(10);
if(s5==0)
{
di();
s5num++;
if(s5num==5)
s5num=0;
led(s5num);
delay(10);
while(!
s5);delay(10);while(!
s5);
}
}
voidwrite_ds(ucharadd,uchardate)
{//写12C887函数dscs=0;dsas=1;dsds=1;dsrw=1;
P0=add;//先写地址dsas=0;
dsrw=0;P0=date;//再写数据dsrw=1;
dsas=1;dscs=1;
}
ucharread_ds(ucharadd)
{//读12C887函数uchards_date;dsas=1;dsds=1;dsrw=1;dscs=0;
P0=add;//先写地址dsas=0;
dsds=0;P0=0xff;
ds_date=P0;//再读数据dsds=1;
dsas=1;dscs=1;returnds_date;
}
/*---首次操作12C887时给予寄存器初始化--voidset_time()
{//首次上电初始化时间函数write_ds(0,0);write_ds(1,0);write_ds(2,28);
write_ds(3,0);
write_ds(4,4);
write_ds(5,0);
write_ds(6,7);
write_ds(7,10);
write_ds(8,5);
write_ds(9,15);
}
*/voidread_alarm()
{//读取1