TWatch RTC API Extract from header file

PCF8563_Class.h

PCF8563_Class(I2CBus &bus, uint8_t addr = PCF8563_SLAVE_ADDRESS);

void check(); //  Compares compile time with RTC
void setDateTime(uint16_t year,
                 uint8_t month,
                 uint8_t day,
                 uint8_t hour,
                 uint8_t minute,
                 uint8_t second);
void setDateTime(RTC_Date date);
RTC_Date getDateTime();
RTC_Alarm getAlarm();
void enableAlarm();
void disableAlarm();
bool alarmActive();
void resetAlarm();
void setAlarm(RTC_Alarm alarm);
void setAlarm(uint8_t hour, uint8_t minute, uint8_t day, uint8_t weekday);
bool isValid();
void setAlarmByWeekDay(uint8_t weekday);
void setAlarmByHours(uint8_t hour);
void setAlarmByDays(uint8_t day);
void setAlarmByMinutes(uint8_t minute);
bool isTimerEnable();
bool isTimerActive();
void enableTimer();
void disableTimer();
void setTimer(uint8_t val, uint8_t freq, bool enInterrupt);
void clearTimer();
bool enableCLK(uint8_t freq);
void disableCLK();
void syncToSystem();
void syncToRtc();
const char *formatDateTime(uint8_t style = PCF_TIMEFORMAT_HMS);
uint32_t getDayOfWeek(uint32_t day, uint32_t month, uint32_t year);
uint8_t status2();