ST STM32F31xx

UM1581
Real-time clock (RTC)
DocID023800 Rev 1
375/584
Parameters
 RTC_Format : specifies the format of the entered
parameters. This parameter can be one of the following
values:
 RTC_Format_BIN : Binary data format
 RTC_Format_BCD : BCD data format
 RTC_DateStruct : pointer to a RTC_DateTypeDef structure
that contains the date configuration information for the RTC.
Return values
 An ErrorStatus enumeration value:
 SUCCESS: RTC Date register is configured
 ERROR: RTC Date register is not configured
Notes
 None.
19.2.25.6 RTC_DateStructInit
Function Name
void RTC_DateStructInit ( RTC_DateTypeDef *
RTC_DateStruct)
Function Description
Fills each RTC_DateStruct member with its default value
(Monday, January 01 xx00).
Parameters
 RTC_DateStruct : pointer to a RTC_DateTypeDef structure
which will be initialized.
Return values
 None.
Notes
 None.
19.2.25.7 RTC_GetDate
Function Name
void RTC_GetDate ( uint32_t RTC_Format, RTC_DateTypeDef
* RTC_DateStruct)
Function Description
Get the RTC current date.
Parameters
 RTC_Format : specifies the format of the returned
parameters. This parameter can be one of the following
values:
 RTC_Format_BIN : Binary data format
 RTC_Format_BCD : BCD data format
 RTC_DateStruct : pointer to a RTC_DateTypeDef structure
that will contain the returned current date configuration.