ST STM32F2 User Manual

UM1940
LL RTC Generic Driver
DocID028236 Rev 2
1067/1371
Return values
None:
Notes
Bit is write-protected. LL_RTC_DisableWriteProtection
function should be called before.
It can be written in initialization mode only
(LL_RTC_EnableInitMode function)
Reference Manual to
LL API cross
reference:
CR REFCKON LL_RTC_DisableRefClock
LL_RTC_SetAsynchPrescaler
Function name
__STATIC_INLINE void LL_RTC_SetAsynchPrescaler
(RTC_TypeDef * RTCx, uint32_t AsynchPrescaler)
Function description
Set Asynchronous prescaler factor.
Parameters
RTCx: RTC Instance
AsynchPrescaler: Value between Min_Data = 0 and
Max_Data = 0x7F
Return values
None:
Reference Manual to
LL API cross
reference:
PRER PREDIV_A LL_RTC_SetAsynchPrescaler
LL_RTC_SetSynchPrescaler
Function name
__STATIC_INLINE void LL_RTC_SetSynchPrescaler
(RTC_TypeDef * RTCx, uint32_t SynchPrescaler)
Function description
Set Synchronous prescaler factor.
Parameters
RTCx: RTC Instance
SynchPrescaler: Value between Min_Data = 0 and
Max_Data = 0x7FFF
Return values
None:
Reference Manual to
LL API cross
reference:
PRER PREDIV_S LL_RTC_SetSynchPrescaler
LL_RTC_GetAsynchPrescaler
Function name
__STATIC_INLINE uint32_t LL_RTC_GetAsynchPrescaler
(RTC_TypeDef * RTCx)
Function description
Get Asynchronous prescaler factor.
Parameters
RTCx: RTC Instance
Return values
Value: between Min_Data = 0 and Max_Data = 0x7F
Reference Manual to
LL API cross
reference:
PRER PREDIV_A LL_RTC_GetAsynchPrescaler

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English