ST STM32F31xx

UM1581
Real-time clock (RTC)
DocID023800 Rev 1
381/584
19.2.27.4 RTC_WakeUpCmd
Function Name
ErrorStatus RTC_WakeUpCmd ( FunctionalState NewState)
Function Description
Enables or Disables the RTC WakeUp timer.
Parameters
 NewState : new state of the WakeUp timer. This parameter
can be: ENABLE or DISABLE.
Return values
 None.
Notes
 None.
19.2.28 Daylight saving configuration functions
19.2.28.1 RTC_DayLightSavingConfig
Function Name
void RTC_DayLightSavingConfig ( uint32_t
RTC_DayLightSaving, uint32_t RTC_StoreOperation)
Function Description
Adds or substract one hour from the current time.
Parameters
 RTC_DayLightSaveOperation : the value of hour
adjustment. This parameter can be one of the following
values:
 RTC_DayLightSaving_SUB1H : Substract one hour
(winter time)
 RTC_DayLightSaving_ADD1H : Add one hour
(summer time)
 RTC_StoreOperation : Specifies the value to be written in
the BCK bit in CR register to store the operation. This
parameter can be one of the following values:
 RTC_StoreOperation_Reset : BCK Bit Reset
 RTC_StoreOperation_Set : BCK Bit Set
Return values
 None.
Notes
 None.