請幫忙用c編個程序,謝謝.......DS1302
please help debug
#include <reg52.h>
#include <intrins.h>
#define uchar unsigned char
#define uint unsigned int
sbit sclk=P1^0;//1302
sbit io=P1^1;//1302
sbit rst=P2^0;//1302
sbit lcden=P3^4;//1602
sbit lcdrs=P3^5;//1602
sbit lcdwr=P2^7;//1602
sbit led=P2^6;//????êy??1ü1???μ?£???è???μ??éóD?é?T£??÷òaê?ê?μ?£?è?1?òo?§áá?è2?1?£??éò?????ò????£áíía?1óDá÷??μ?μ?ò2?éò?????1?μ?p14
sbit set=P3^2;//éè???ü?¨ò?,°′??oóòà′?éè?¨?ê??è? D?ê±·???μè
sbit addkey=P3^6;//éè?¨ê±??ê±?óêy?Y
sbit deckey=P3^7;//éè?¨ê±??ê±??êy?Y
uchar flag,add,dec,check;
uchar sec,min,hr,day,mon,yr,week;
uchar code table[]="SUNMONTUEWEDTHUFRISAT";//D??ú??ê?μ?×?·?′?
uchar code table2[]={0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39};//0-9??ó|μ?ASII??
/********************************************************************************************************************/
//ò????a1302μ??ù±?2ù×÷
void delayus()//4usμ??óê±£?ò???nopê?1us
{
_nop_();
_nop_();
_nop_();
_nop_();
}
void write(uchar dat)//ò???×??úμ?êy?Y
{
uchar i;
sclk=0;
delayus();
for(i=0;i<8;i++)
{
dat=dat>>1;//ò?????′??÷2?1ü×óò??ò??óòò?£?±?ò?3?????′?è?ò?3???CY;
io=CY;
delayus();
sclk=1;
delayus();
sclk=0;
delayus();
}
}
uchar read()//?áò???×??úμ?êy?Y
{
uchar i,dat=0;
for(i=0;i<8;i++)
{
sclk=1;
delayus();
sclk=0;
delayus();
dat=_cror_(dat,1)|io;//′?′|2éó?μ?ê???·óòò???á?£?°?êy?Y?á3?
}
return dat;
}
uchar read1302(uchar cmd)//′ó1302μ?ì??¨????cmd?á3?êy?μ
{
uchar dat;
rst=1;
write(cmd);
dat=read();
rst=0;
return dat;
}
void write1302(uchar cmd,uchar dat)//°?êy?YdatD′μ?1302μ?cmd??ó|????
{
rst=0;
sclk=0;
rst=1;
write(cmd);
write(dat);
}
/****************************************************************************/
void set1302()//1302éè??£?°?éè?¨o?μ?ê±??D′è?1302
{
uchar shi,ge;
write1302(0x8E,0x00); //?ù?YD′×′ì???′??÷?üá?×?£?D′è?2?±£?¤??á?
shi=sec/10;
ge=sec%10;
sec=(shi<<4)|ge;
write1302(0x80,sec); //?ù?YD′????′??÷?üá?×?£?D′è???μ?3?ê??μ
shi=min/10;
ge=min%10;
min=(shi<<4)|ge;
write1302(0x82,min); //?ù?YD′·???′??÷?üá?×?£?D′è?·?μ?3?ê??μ
shi=hr/10;
ge=hr%10;
hr=(shi<<4)|ge;
write1302(0x84,hr); //?ù?YD′D?ê±??′??÷?üá?×?£?D′è?D?ê±μ?3?ê??μ
shi=day/10;
ge=day%10;
day=(shi<<4)|ge;
write1302(0x86,day); //?ù?YD′è???′??÷?üá?×?£?D′è?è?μ?3?ê??μ
shi=mon/10;
ge=mon%10;
mon=(shi<<4)|ge;
write1302(0x88,mon); //?ù?YD′????′??÷?üá?×?£?D′è???μ?3?ê??μ
shi=yr/10;
ge=yr%10;
yr=(shi<<4)|ge;
write1302(0x8c,yr); //?ù?YD′?ê??′??÷?üá?×?£?D′è??êμ?3?ê??μ
write1302(0x8f,0x00);
}
void readtime()//′ó1302?D?áè?ê±??2¢??D??ú??DD????
{
uchar shi,ge;
sec=read1302(0x81);
shi=(sec&0xf0)>>4;
ge=sec&0x0f;
sec=10*shi+ge;
min=read1302(0x83);
shi=(min&0xf0)>>4;
ge=min&0x0f;
min=10*shi+ge;
hr=read1302(0x85);
shi=(hr&0xf0)>>4;
ge=hr&0x0f;
hr=10*shi+ge;
day=read1302(0x87);
shi=(day&0xf0)>>4;
ge=day&0x0f;
day=10*shi+ge;
mon=read1302(0x89);
shi=(mon&0xf0)>>4;
ge=mon&0x0f;
mon=10*shi+ge;
yr=read1302(0x8d);
shi=(yr&0xf0)>>4;
ge=yr&0x0f;
yr=10*shi+ge;
if(day!=check)//????D??ú?μ
{
week++;
if(week>6)week=0;
check=day;
}
}
/****************************************************************************************************/
/*ò???ê?1602μ??ù±?2ù×÷*/
void delay(uint z)//1mS?óê±×ó3ìDò
{
uint a,b;
for(a=z;a>0;a--)
for(b=110;b>0;b--);
}
void write_com(uchar com)//D′????×?LCD
{
lcdrs=0;//????×?
P0=com;
delay(5);
lcden=1;
delay(5);
lcden=0;
}
void write_data(uchar date)//D′êy?YLCD
{
lcdrs=1;//êy?Y
P0=date;
delay(5);
lcden=1;
delay(5);
lcden=0;
}
void write_week(uchar i)//??ê?D??úμ?oˉêy
{
write_data(table[3*i]);
write_data(table[3*i+1]);
write_data(table[3*i+2]);
}
void write_time(uchar time)//??ê?2??êyê±??£??ê??è??ùê?2??êyμ???ê?
{
uchar shi,ge;
shi=time/10;
ge=time%10;
write_data(table2[shi]);
write_data(table2[ge]);
}
void display()//??ê??ê??è??°D??úμè
{
write_com(0x80);
write_time(yr);
write_data('-');
write_time(mon);
write_data('-');
write_time(day);
write_data(' ');
write_data(' ');
write_week(week);
write_com(0x80+0x40);
write_time(hr);
write_data(':');
write_time(min);
write_data(':');
write_time(sec);
write_data(' ');
write_data(' ');
write_data('C');
write_data('h');
write_data('e');
write_data('n');
write_data('g');
}
void initlcd()//LCD??ê?3?ê??ˉ?£
{
led=0;
lcdwr=0;
lcden=0;
write_com(0x38);//°′??1602μ?éè?¨?3Dòòà′???DDéè?¨?¢
write_com(0x0c);//2???ê?1a±êoíéá??
write_com(0x06);//??D′ò???×?·?£?1a±ê+1
write_com(0x01);//???á
}
/************************************************************************************/
//ò???ê??ü?ì????2?·?
void keyscan()//?ü?ìé¨?è3ìDò£??′°′??μ?ê??????ü
{
if(set==0)
{
delay(30);
if(set==0)
{
while(!set);
delay(30);
while(!set);
flag=1;
}
}
if(addkey==0)
{
delay(30);
if(addkey==0)
{
while(!addkey);
delay(30);
while(!addkey);
add=1;
}
}
if(deckey==0)
{
delay(30);
if(deckey==0)
{
while(!deckey);
delay(30);
while(!deckey);
dec=1;
}
}
}
void timeset()//ê±??éè?¨oˉêy£?òà′?éè???ê£???£?è?£¨D??ú£?£?D?ê±£?·???
{
if(flag==1)
{
flag=0;
write_com(0x0f);//?a??1a񈂠??
write_com(0x80);//éè???êμ??eê?×?±ê
while(!flag&&!add&&!dec)keyscan();//é¨?è?ü?ì£??′ê?·?óD°′?ü°′??
while(!flag)
{
keyscan();
if(add==1)
{
add=0;
yr++;
write_time(yr);
}
if(dec==1)
{
dec=0;
yr--;
write_time(yr);
}
write_com(0x80);//?ê1a±êéè??1é??£?μè′y??ò?′?μ?éè?¨
}
flag=0;
write_com(0x80+3);//éè????×?±ê?eê???
while(!flag&&!add&&!dec)keyscan();//é¨?è?ü?ì£??′ê?·?óD°′?ü°′??
while(!flag)//è?1?óD?aê??D??°′?ü£?
{
keyscan();
if(add==1)
{
add=0;
mon++;
if(mon>12)mon=1;
write_time(mon);
}
if(dec==1)
{
dec=0;
mon--;
if(mon>12)mon=1;
write_time(mon);
}
write_com(0x80+3);//??1a±êéè??1é??£?μè′y??ò?′?μ?éè?¨
}
flag=0;
write_com(0x80+6);//éè??ìì×?±ê?eê???
while(!flag&&!add&&!dec)keyscan();//é¨?è?ü?ì£??′ê?·?óD°′?ü°′??
while(!flag)//è?1?óD?aê??D??°′?ü£?
{
keyscan();
if(add==1)
{
add=0;
day++;
if(day==29)
{
if((mon==2)&&(yr%4!=0))day=1;
}
if(day==30)
{
if((mon==2)&&(yr%4==0))day=1;
}
if(day==31)
{
if((mon==4)||(mon==6)||(mon==9)||(mon==11))day=1;
}
if(day>31)day=0;
write_time(day);
}
if(dec==1)
{
dec=0;
day--;
if(day==0)
{
if((mon==2)&&(yr%4!=0))day=28;
if((mon==2)&&(yr%4==0))day=29;
if((mon==4)||(mon==6)||(mon==9)||(mon==11))day=30;
if((mon==1)||(mon==3)||(mon==5)||(mon==7)||(mon==8)||(mon==10)||(mon==12))day=31;
}
write_time(day);
check=day;
}
write_com(0x80+6);//ìì1a±êéè??1é??£?μè′y??ò?′?μ?éè?¨
}
flag=0;
write_com(0x80+10);//éè??D?ê±×?±ê?eê???
while(!flag&&!add&&!dec)keyscan();//é¨?è?ü?ì£??′ê?·?óD°′?ü°′??
while(!flag)
{
keyscan();
if(add==1)
{
add=0;
week++;
if(week>6)week=0;
write_week(week);
}
if(dec==1)
{
dec=0;
week--;
if(week>6)week=6;
write_week(week);
}
write_com(0x80+10);//D?ê±1a±êéè??1é??£?μè′y??ò?′?μ?éè?¨
}
flag=0;
write_com(0x80+0x40);//éè??D?ê±×?±ê?eê???
while(!flag&&!add&&!dec)keyscan();//é¨?è?ü?ì£??′ê?·?óD°′?ü°′??
while(!flag)
{
keyscan();
if(add==1)
{
add=0;
hr++;
if(hr>23)hr=0;
write_time(hr);
}
if(dec==1)
{
dec=0;
hr--;
if(hr>23)hr=23;
write_time(hr);
}
write_com(0x80+0x40);//D?ê±1a±êéè??1é??£?μè′y??ò?′?μ?éè?¨
}
flag=0;
write_com(0x80+0x40+3);//éè??·??ó×?±ê?eê???
while(!flag&&!add&&!dec)keyscan();//é¨?è?ü?ì£??′ê?·?óD°′?ü°′??
while(!flag)//è?1?óD?aê??D??°′?ü£?
{
keyscan();
if(add==1)
{
add=0;
min++;
if(min>59)min=0;
write_time(min);
}
if(dec==1)
{
dec=0;
min--;
if(min>59)min=59;
write_time(min);
}
write_com(0x80+0x40+3);//D?ê±1a±êéè??1é??£?μè′y??ò?′?μ?éè?¨
}
flag=0;
write_com(0x80+0x40+6);//éè??·??ó×?±ê?eê???
while(!flag&&!add&&!dec)keyscan();//é¨?è?ü?ì£??′ê?·?óD°′?ü°′??
while(!flag)//è?1?óD?aê??D??°′?ü£?
{
keyscan();
if(add==1)
{
add=0;
sec++;
if(sec>59)sec=0;
write_time(sec);
}
if(dec==1)
{
dec=0;
sec--;
if(sec>59)sec=59;
write_time(sec);
}
write_com(0x80+0x40+6);//D?ê±1a±êéè??1é??£?μè′y??ò?′?μ?éè?¨
}
flag=0;
set1302();
write_com(0x0c);
}
}
/**********************************************************************/
//?÷3ìDò
void main()
{
while(set==0)//?aà?ê????μí3?í3?ê??μμ?£?ê1ó?μ?·?·¨ê???μ???oó£?°′×?set?ü£?è?oóé?μ?£?set?ü°′×?1~3s,?é?a?′éè??íê3é
{
sec=11;min=20;hr=13;day=29;mon=2;yr=12;week=3;//3?ê??μéè?¨£??aà?òa×¢òa£?D??úμ?éè?¨±?D??yè·£?2?è?oóD?μ?×?ê±?á3?′í?£
set1302();
initlcd();
readtime();
display();
}
write1302(0x8f,0x00);//?áè?êy?Yê±£?±?D?°?1302éè???a′?×′ì?£??áêy?Yμ?D′±£?¤′ò?a
initlcd();
while(1)
{
keyscan();//?ü?ìé¨?è
timeset();//è?1?éè???ü°′???íéè?¨ê±??£?·??ò?ííù???′DD
readtime();
display();
}
}
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