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#include<reg52.h>
#define uint unsigned int
#define uchar unsigned char
uchar a,miao,shi,fen,ri,yue,nian,week,flag,temp,key1n;
#define yh 0x80 //第一行的初始位置
#define er 0x80+0x40 //第二行初始位置
//sbit dula=P2^6;
//sbit wela=P2^7;
sbit wr=P2^1;
sbit rs=P2^0;
sbit en=P2^2;
sbit SCLK=P2^3;
sbit IO=P2^4;
sbit RST=P2^5;
sbit ACC0=ACC^0;
sbit ACC7=ACC^7;
sbit key=P1^3;
sbit key1=P1^7;
sbit key2=P1^6;
sbit key3=P1^5;
sbit key4=P1^4;
sbit beep=P1^0;
uchar code tab1[]={"2017- - "};
uchar code tab3[]={"WeeK-1"};
uchar code tab4[]={"LOVE"};
uchar code tab2[]={" : : "};
void delay(uint xms)//延時函數
{
uint x,y;
for(x=xms;x>0;x--)
for(y=110;y>0;y--);
}
/******************液晶寫入************************/
write_1602com(uchar com)//液晶寫入指令函數
{
rs=0;//置為寫入命令
P0=com;//送入數據
delay(1);
en=1;//拉高使能端
delay(1);
en=0;//完成高脈沖
}
write_1602dat(uchar dat)
{
rs=1;//置為寫入數據
P0=dat;//送入數據
delay(1);
en=1;
delay(1);
en=0;
}
/*********************over***********************/
/********************ds1302****************************/
void write_byte(uchar dat)
{
ACC=dat;
RST=1;
for(a=8;a>0;a--)
{
IO=ACC0;
SCLK=0;
SCLK=1;
ACC=ACC>>1;
}
}
uchar read_byte()
{
RST=1;
for(a=8;a>0;a--)
{
ACC7=IO;
SCLK=1;
SCLK=0;
ACC=ACC>>1;
}
return (ACC);
}
void write_1302(uchar add,uchar dat)
{
RST=0;
SCLK=0;
RST=1;
write_byte(add);
write_byte(dat);
SCLK=1;
RST=0;
}
uchar read_1302(uchar add)
{
uchar temp;
RST=0;
SCLK=0;
RST=1;
write_byte(add);
temp=read_byte();
SCLK=1;
RST=0;
return(temp);
}
uchar BCD_Decimal(uchar bcd)
{
uchar Decimal;
Decimal=bcd>>4;
return(Decimal=Decimal*10+(bcd&=0x0F));
}
void ds1302_init()
{
RST=0;
SCLK=0;
write_1302(0x80,miao|0x00);//允許寫
}
void write_sfm(uchar add,uchar dat)//寫時分秒
{
uchar gw,sw;
gw=dat%10;
sw=dat/10;
write_1602com(er+add);
write_1602dat(0x30+sw);
write_1602dat(0x30+gw);
}
void write_nyr(uchar add,uchar dat)
{
uchar gw,sw;
gw=dat%10;
sw=dat/10;
write_1602com(yh+add);
write_1602dat(0x30+sw);
write_1602dat(0x30+gw);
}
void write_week(uchar week)//寫星期函數
{
write_1602com(er+5);
switch(week)
{
case 1:write_1602dat('1');//delay(5);
// write_1602dat('O');//delay(5);
// write_1602dat('N');
break;
case 2:write_1602dat('2');//delay(5);
// write_1602dat('U');//delay(5);
// write_1602dat('E');
break;
case 3:write_1602dat('3');//delay(5);
// write_1602dat('E');//delay(5);
// write_1602dat('D');
break;
case 4:write_1602dat('4');//delay(5);
// write_1602dat('H');//delay(5);
// write_1602dat('U');
break;
case 5:write_1602dat('5');//delay(5);
// write_1602dat('R');//delay(5);
// write_1602dat('I');
break;
case 6:write_1602dat('6');//delay(5);
// write_1602dat('T');//delay(5);
// write_1602dat('A');
break;
case 7:write_1602dat('7');//delay(5);
// write_1602dat('U');//delay(5);
// write_1602dat('N');
break;
}
}
lcd_init()//液晶初始化函數
{ wr=0;
write_1602com(0x38);//設置液晶工作模式
write_1602com(0x0c);//開顯示不顯示光標
write_1602com(0x06);//整屏不移動，指針加一
write_1602com(0x01);
write_1602com(yh+6);//字符寫入的位置
for(a=0;a<10;a++)
{
write_1602dat(tab1[a]);
//delay(3);
}
write_1602com(er+8);
for(a=0;a<8;a++)
{
write_1602dat(tab2[a]);
//delay(3);
}
write_1602com(yh);
for(a=0;a<4;a++)
{ write_1602dat(tab4[a]);
}
write_1602com(er);
for(a=0;a<6;a++)
{ write_1602dat(tab3[a]) ;
}
}
void keyscan()
{
key=0;
if(key1==0)//key1為功能鍵
{
delay(5);
if(key1==0)
{
while(!key1);
key1n++;
if(key1n==9)
key1n=1;
switch(key1n)
{
case 1: TR0=0;//關閉定時器
//TR1=0;
write_1602com(er+0x0f);//寫入光標位置
write_1602com(0x0f);//設置光標為閃爍
temp=(miao)/10*16+(miao)%10;
write_1302(0x8e,0x00);
write_1302(0x80,0x80|temp);//miao
write_1302(0x8e,0x80);
beep=0;
delay(50);
beep=1;
break;
case 2: write_1602com(er+0x0c);//fen
beep=0;
delay(50);
beep=1;
//write_1602com(0x0f);
break;
case 3: write_1602com(er+9);//shi
beep=0;
delay(50);
beep=1;//write_1602com(0x0f);
break;
case 4: write_1602com(er+5);//week
beep=0;
delay(50);
beep=1;//write_1602com(0x0f);
break;
case 5: write_1602com(yh+0x0f);//ri
beep=0;
delay(50);
beep=1; //write_1602com(0x0f);
break;
case 6: write_1602com(yh+0x0c);//yue
beep=0;
delay(50);
beep=1; //write_1602com(0x0f);
break;
case 7: write_1602com(yh+0x09);//nian
beep=0;
delay(50);
beep=1;//write_1602com(0x0f);
break;
case 8:
write_1602com(0x0c);//設置光標不閃爍
TR0=1;//打開定時器
temp=(miao)/10*16+(miao)%10;
write_1302(0x8e,0x00);
write_1302(0x80,0x00|temp);//miao
write_1302(0x8e,0x80);
beep=0;
delay(50);
beep=1;
break;
}
}
}
if(key1n!=0)//當key1按下以下。再按以下鍵才有效
{
if(key2==0) //上調鍵
{
delay(5);
if(key2==0)
{
while(!key2);
switch(key1n)
{
case 1:miao++;
if(miao==60)
miao=0;
write_sfm(0x0e,miao);//寫入新的秒數
temp=(miao)/10*16+(miao)%10;
write_1302(0x8e,0x00);
write_1302(0x80,0x80|temp);
write_1302(0x8e,0x80);
write_1602com(er+0x0f);//因為設置液晶的模式是寫入數據后，指針自動加一，在這里是寫回原來的位置
beep=0;
delay(50);
beep=1;//write_1602com(0x0b);
break;
case 2:fen++;
if(fen==60)
fen=0;
write_sfm(0x0b,fen);
temp=(fen)/10*16+(fen)%10;
write_1302(0x8e,0x00);
write_1302(0x82,temp);
write_1302(0x8e,0x80);
write_1602com(er+0x0c);
beep=0;
delay(50);
beep=1;
break;
case 3:shi++;
if(shi==24)
shi=0;
write_sfm(8,shi);
temp=(shi)/10*16+(shi)%10;
write_1302(0x8e,0x00);
write_1302(0x84,temp);
write_1302(0x8e,0x80);
write_1602com(er+9);
beep=0;
delay(50);
beep=1;
break;
case 4:week++;
if(week==8)
week=0;
write_week(week);
write_1602com(er+5);
beep=0;
delay(50);
beep=1;
break;
case 5:ri++;
if(ri==31)
ri=0;
write_nyr(14,ri);
temp=(ri)/10*16+(ri)%10;
write_1302(0x8e,0x00);
write_1302(0x86,temp);
write_1302(0x8e,0x80);
write_1602com(yh+15);
beep=0;
delay(50);
beep=1;
break;
case 6:yue++;
if(yue==13)
yue=0;
write_nyr(11,yue);
temp=(yue)/10*16+(yue)%10;
write_1302(0x8e,0x00);
write_1302(0x88,temp);
write_1302(0x8e,0x80);
write_1602com(yh+12);
beep=0;
delay(50);
beep=1;
break;
case 7:nian++;
if(nian==100)
nian=0;
write_nyr(8,nian);
write_1602com(yh+9);
beep=0;
delay(50);
beep=1;
break;
}
}
}
if(key3==0)
{
delay(5);
if(key3==0)
{
while(!key3);
switch(key1n)
{
case 1:miao--;
if(miao==-1)
miao=59;
write_sfm(0x0e,miao);//寫入新的秒數
write_1602com(er+0x0f);//因為設置液晶的模式是寫入數據后，指針自動加一，在這里是寫回原來的位置
beep=0;
delay(50);
beep=1;//write_1602com(0x0b);
break;
case 2:fen--;
if(fen==-1)
fen=59;
write_sfm(11,fen);
temp=(fen)/10*16+(fen)%10;
write_1302(0x8e,0x00);
write_1302(0x82,temp);
write_1302(0x8e,0x80);
write_1602com(er+0x0c);
beep=0;
delay(50);
beep=1;
break;
case 3:shi--;
if(shi==-1)
shi=23;
write_sfm(8,shi);
temp=(shi)/10*16+(shi)%10;
write_1302(0x8e,0x00);
write_1302(0x84,temp);
write_1302(0x8e,0x80);
write_1602com(er+9);
beep=0;
delay(50);
beep=1;
break;
case 4:week--;
if(week==-1)
week=7;
write_week(week);
write_1602com(er+5);
beep=0;
delay(50);
beep=1;
break;
case 5:ri--;
if(ri==-1)
ri=30;
write_nyr(14,ri);
temp=(ri)/10*16+(ri)%10;
write_1302(0x8e,0x00);
write_1302(0x86,temp);
write_1302(0x8e,0x80);
write_1602com(yh+15);
beep=0;
delay(50);
beep=1;
break;
case 6:yue--;
if(yue==-1)
yue=12;
write_nyr(11,yue);
temp=(yue)/10*16+(yue)%10;
write_1302(0x8e,0x00);
write_1302(0x88,temp);
write_1302(0x8e,0x80);
write_1602com(yh+12);
beep=0;
delay(50);
beep=1;
break;
case 7:nian--;
if(nian==-1)
nian=99;
write_nyr(8,nian);
write_1602com(yh+9);
beep=0;
delay(50);
beep=1;
break;
}
}
}
}
}
void init()
{
TMOD=0x11;
TH0=0;
TL0=0;
EA=1;
ET0=1;
TR0=1;
}
//void cmg(void)//數碼管鎖存函數
//{
//dula=1;
//P0=0x00;
//dula=0;
//wela=1;
//P0=0x00;
//wela=0;
//}
void main()
{ if(key4==0)//key1為功能鍵
{
delay(5);
if(key4==0)
{
while(!key4);
beep=0;
delay(50);
beep=1;
}
}
TR0=1;
// cmg();//數碼管鎖存
lcd_init();
ds1302_init();
init();
while(1)
{
//TH0=(65536-60000)/256;
//TL0=(65536-60000)%256;
keyscan();
}
}
void timer0() interrupt 1
{
miao = BCD_Decimal(read_1302(0x81));
fen = BCD_Decimal(read_1302(0x83));
shi = BCD_Decimal(read_1302(0x85));
ri = BCD_Decimal(read_1302(0x87));
yue = BCD_Decimal(read_1302(0x89));
nian=BCD_Decimal(read_1302(0x8d));
week=BCD_Decimal(read_1302(0x8b));
//keyscan();
write_sfm(14,miao);
//write_1602com(er+0x0a);
//write_1602dat(':');
write_sfm(11,fen);
//write_1602com(er+0x07);
//write_1602dat(':');
write_sfm(8,shi);
//write_nyr(4,nian);
write_nyr(14,ri);
write_nyr(11,yue);
//write_week(week);
}
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