ST STM32F2 User Manual

UM1940
LL RTC Generic Driver
DocID028236 Rev 2
1065/1371
LL_RTC_GetAlarmOutputType
Function name
__STATIC_INLINE uint32_t LL_RTC_GetAlarmOutputType
(RTC_TypeDef * RTCx)
Function description
Get RTC_ALARM output type (ALARM in push-pull or open-drain
output)
Parameters
RTCx: RTC Instance
Return values
Returned: value can be one of the following values:
LL_RTC_ALARM_OUTPUTTYPE_OPENDRAIN
LL_RTC_ALARM_OUTPUTTYPE_PUSHPULL
Notes
used only when RTC_ALARM is mapped on PC13
Reference Manual to
LL API cross
reference:
TAFCR ALARMOUTTYPE LL_RTC_GetAlarmOutputType
LL_RTC_EnableInitMode
Function name
__STATIC_INLINE void LL_RTC_EnableInitMode
(RTC_TypeDef * RTCx)
Function description
Enable initialization mode.
Parameters
RTCx: RTC Instance
Return values
None:
Notes
Initialization mode is used to program time and date register
(RTC_TR and RTC_DR) and prescaler register (RTC_PRER).
Counters are stopped and start counting from the new value
when INIT is reset.
Reference Manual to
LL API cross
reference:
ISR INIT LL_RTC_EnableInitMode
LL_RTC_DisableInitMode
Function name
__STATIC_INLINE void LL_RTC_DisableInitMode
(RTC_TypeDef * RTCx)
Function description
Disable initialization mode (Free running mode)
Parameters
RTCx: RTC Instance
Return values
None:
Reference Manual to
LL API cross
reference:
ISR INIT LL_RTC_DisableInitMode
LL_RTC_SetOutputPolarity
Function name
__STATIC_INLINE void LL_RTC_SetOutputPolarity
(RTC_TypeDef * RTCx, uint32_t Polarity)
Function description
Set Output polarity (pin is low when ALRAF/ALRBF/WUTF is

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English