void IncrementReminderYear( y_reminder *reminder ){
int year = BCDtoInt( reminder->Time.Year & 0xFF );
if( year < 99 ) {
year++;
reminder->Time.Year &= 0xff00;
reminder->Time.Year |= IntToBCD( year );
} else {
int century = BCDtoInt( reminder->Time.Year >> 8 );
century++;
reminder->Time.Year &= 0x0000;
reminder->Time.Year |= ( IntToBCD( century ) << 8 );
}
}
void IncrementReminderMonth( y_reminder *reminder ){
int month = BCDtoInt( reminder->Time.Month );
if( month < 12 ) {
month++;
reminder->Time.Month = IntToBCD( month );
} else {
reminder->Time.Month = 1;
IncrementReminderYear( reminder );
}
}
void PCF8583::SetTime(int UnixTimeStamp)
{
DateTime date(UnixTimeStamp);
DigitalOut myled(LED3);
myled = 1;
wait(0.2);
myled = 0;
wait(0.2);
PCF8583::i2c->start();
PCF8583::i2c->write(RTCAddr);
PCF8583::i2c->write(SecondsRegAddr);
PCF8583::i2c->write(IntToBCD(date.second()));
PCF8583::i2c->write(IntToBCD(date.minute()));
PCF8583::i2c->write(0x3F & (IntToBCD(date.hour())));
PCF8583::i2c->write(0x3F & (IntToBCD(date.day())));
PCF8583::i2c->write(0x1F & (IntToBCD(date.month())));
PCF8583::i2c->stop();
}
void PCF8583::SetAlarm(int UnixTimeStamp)
{
DateTime date(UnixTimeStamp);
PCF8583::i2c->start();
PCF8583::i2c->write(RTCAddr);
PCF8583::i2c->write(AlarmSecondsRegAddr);
PCF8583::i2c->write(IntToBCD(date.second()));
PCF8583::i2c->write(IntToBCD(date.minute()));
PCF8583::i2c->write(0x3F & (IntToBCD(date.hour())));
PCF8583::i2c->write(0x1F & (IntToBCD(date.day())));
PCF8583::i2c->write(0x7F);
PCF8583::i2c->stop();
//set alarm register into active mode
SetReg(AlarmControlRegAddr,0x90);//(FetchReg(AlarmControlRegAddr) & 0x0F ) | 0x90);
SetReg(ControlRegAddr,(FetchReg(ControlRegAddr) | 0x04));
// await allarm
}
void PCF8583::SetAlarm(uint8_t seconds, uint8_t minutes, uint8_t hours)
{
//set alarm times
PCF8583::i2c->start();
PCF8583::i2c->write(RTCAddr);
PCF8583::i2c->write(AlarmSecondsRegAddr);
PCF8583::i2c->write(IntToBCD(seconds));
PCF8583::i2c->write(IntToBCD(minutes));
PCF8583::i2c->write(0x3F & (IntToBCD(hours)));
PCF8583::i2c->write(0x3F & (IntToBCD(1)));
PCF8583::i2c->write(0x1F & (IntToBCD(2)));
PCF8583::i2c->stop();
//set alarm register into active mode
SetReg(AlarmControlRegAddr,0x9C);//(FetchReg(AlarmControlRegAddr) & 0x0F ) | 0x90);
SetReg(ControlRegAddr,(FetchReg(ControlRegAddr)) | 0x04);
// await allarm
}
void IncrementReminderDay( y_reminder *reminder ){
int day = BCDtoInt( reminder->Time.DayOfMonth );
if ( day < 28 ) reminder->Time.DayOfMonth = IntToBCD( ++day );
else {
if ( reminder->Time.Month == 0x04 || reminder->Time.Month == 0x06 || reminder->Time.Month == 0x09 || reminder->Time.Month == 0x11 ){
if ( day < 30 ) reminder->Time.DayOfMonth = IntToBCD( ++day );
else {
reminder->Time.DayOfMonth = 1;
IncrementReminderMonth( reminder );
}
} else if ( reminder->Time.Month == 0x02 ){
int year = BCDtoInt( reminder->Time.Year );
if ( IsLeapYear(year) ){
if ( day < 29 ) reminder->Time.DayOfMonth = IntToBCD( ++day );
else {
reminder->Time.DayOfMonth = 1;
IncrementReminderMonth( reminder );
}
} else {
if ( day < 28 ) reminder->Time.DayOfMonth = IntToBCD( ++day );
else {
reminder->Time.DayOfMonth = 1;
IncrementReminderMonth( reminder );
}
}
} else {
if ( day < 31 ) reminder->Time.DayOfMonth = IntToBCD( ++day );
else {
reminder->Time.DayOfMonth = 1;
IncrementReminderMonth( reminder );
}
}
}
}
