LL_RTC_TIME_EnableDayLightStore 
__STATIC_INLINE void LL_RTC_TIME_EnableDayLightStore 
(RTC_TypeDef * RTCx) 
Memorize whether the daylight saving time change has been 
performed.  
  Bit is write-protected. LL_RTC_DisableWriteProtection 
function should be called before. 
Reference Manual to 
LL API cross 
reference: 
  CR BKP LL_RTC_TIME_EnableDayLightStore 
LL_RTC_TIME_DisableDayLightStore 
__STATIC_INLINE void LL_RTC_TIME_DisableDayLightStore 
(RTC_TypeDef * RTCx) 
Disable memorization whether the daylight saving time change 
has been performed.  
  Bit is write-protected. LL_RTC_DisableWriteProtection 
function should be called before. 
Reference Manual to 
LL API cross 
reference: 
  CR BKP LL_RTC_TIME_DisableDayLightStore 
LL_RTC_TIME_IsDayLightStoreEnabled 
__STATIC_INLINE uint32_t 
LL_RTC_TIME_IsDayLightStoreEnabled (RTC_TypeDef * 
RTCx) 
Check if RTC Day Light Saving stored operation has been enabled 
or not.  
Reference Manual to 
LL API cross 
reference: 
  CR BKP LL_RTC_TIME_IsDayLightStoreEnabled 
LL_RTC_TIME_DecHour 
__STATIC_INLINE void LL_RTC_TIME_DecHour 
(RTC_TypeDef * RTCx) 
Subtract 1 hour (winter time change)