(RTC_HandleTypeDef * hrtc) 
Enters the RTC Initialization mode.  
  hrtc:  pointer to a RTC_HandleTypeDef structure that 
contains the configuration information for RTC. 
  The RTC Initialization mode is write protected, use the 
__HAL_RTC_WRITEPROTECTION_DISABLE() before 
calling this function. 
RTC_ByteToBcd2 
uint8_t RTC_ByteToBcd2 (uint8_t Value) 
Converts a 2 digit decimal to BCD format.  
  Value:  Byte to be converted 
RTC_Bcd2ToByte 
uint8_t RTC_Bcd2ToByte (uint8_t Value) 
Converts from 2 digit BCD to Binary.  
  Value:  BCD value to be converted 
39.3  RTC Firmware driver defines 
39.3.1  RTC 
RTC Alarm Date WeekDay Definitions 
RTC_ALARMDATEWEEKDAYSEL_DATE 
RTC_ALARMDATEWEEKDAYSEL_WEEKDAY 
RTC Alarm Mask Definitions 
RTC_ALARMMASK_DATEWEEKDAY 
RTC Alarms Definitions 
RTC AM PM Definitions