RTC Auxiliary control register
RESERVED | Reserved. Read value is undefined, only zero should be written. |
RTC_OSCF | RTC Oscillator Fail detect flag. Read: this bit is set if the RTC oscillator stops, and when RTC power is first turned on. An interrupt will occur when this bit is set, the RTC_OSCFEN bit in RTC_AUXEN is a 1, and the RTC interrupt is enabled in the NVIC. Write: writing a 1 to this bit clears the flag. |
RESERVED | Reserved. Read value is undefined, only zero should be written. |
RTC_PDOUT | When 0: the RTC_ALARM pin reflects the RTC alarm status. When 1: the RTC_ALARM pin indicates Deep Power-down mode. |
RESERVED | Reserved. Read value is undefined, only zero should be written. |