Functions
__STATIC_INLINE void	LL_CRS_EnableFreqErrorCounter (void)
	Enable Frequency error counter.
__STATIC_INLINE void	LL_CRS_DisableFreqErrorCounter (void)
	Disable Frequency error counter.
__STATIC_INLINE uint32_t	LL_CRS_IsEnabledFreqErrorCounter (void)
	Check if Frequency error counter is enabled or not.
__STATIC_INLINE void	LL_CRS_EnableAutoTrimming (void)
	Enable Automatic trimming counter.
__STATIC_INLINE void	LL_CRS_DisableAutoTrimming (void)
	Disable Automatic trimming counter.
__STATIC_INLINE uint32_t	LL_CRS_IsEnabledAutoTrimming (void)
	Check if Automatic trimming is enabled or not.
__STATIC_INLINE void	LL_CRS_SetHSI48SmoothTrimming (uint32_t Value)
	Set HSI48 oscillator smooth trimming.
__STATIC_INLINE uint32_t	LL_CRS_GetHSI48SmoothTrimming (void)
	Get HSI48 oscillator smooth trimming.
__STATIC_INLINE void	LL_CRS_SetReloadCounter (uint32_t Value)
	Set counter reload value.
__STATIC_INLINE uint32_t	LL_CRS_GetReloadCounter (void)
	Get counter reload value.
__STATIC_INLINE void	LL_CRS_SetFreqErrorLimit (uint32_t Value)
	Set frequency error limit.
__STATIC_INLINE uint32_t	LL_CRS_GetFreqErrorLimit (void)
	Get frequency error limit.
__STATIC_INLINE void	LL_CRS_SetSyncDivider (uint32_t Divider)
	Set division factor for SYNC signal.
__STATIC_INLINE uint32_t	LL_CRS_GetSyncDivider (void)
	Get division factor for SYNC signal.
__STATIC_INLINE void	LL_CRS_SetSyncSignalSource (uint32_t Source)
	Set SYNC signal source.
__STATIC_INLINE uint32_t	LL_CRS_GetSyncSignalSource (void)
	Get SYNC signal source.
__STATIC_INLINE void	LL_CRS_SetSyncPolarity (uint32_t Polarity)
	Set input polarity for the SYNC signal source.
__STATIC_INLINE uint32_t	LL_CRS_GetSyncPolarity (void)
	Get input polarity for the SYNC signal source.
__STATIC_INLINE void	LL_CRS_ConfigSynchronization (uint32_t HSI48CalibrationValue, uint32_t ErrorLimitValue, uint32_t ReloadValue, uint32_t Settings)
	Configure CRS for the synchronization.

Function Documentation

__STATIC_INLINE void LL_CRS_ConfigSynchronization	(	uint32_t	HSI48CalibrationValue,
		uint32_t	ErrorLimitValue,
		uint32_t	ReloadValue,
		uint32_t	Settings
	)

Configure CRS for the synchronization.

Reference Manual to LL API cross reference:: CR TRIM LL_CRS_ConfigSynchronization
CFGR RELOAD LL_CRS_ConfigSynchronization
CFGR FELIM LL_CRS_ConfigSynchronization
CFGR SYNCDIV LL_CRS_ConfigSynchronization
CFGR SYNCSRC LL_CRS_ConfigSynchronization
CFGR SYNCPOL LL_CRS_ConfigSynchronization

Parameters:

HSI48CalibrationValue	a number between Min_Data = 0 and Max_Data = 127 for STM32L412xx/L422xx or 63 otherwise
ErrorLimitValue	a number between Min_Data = 0 and Max_Data = 0xFFFF
ReloadValue	a number between Min_Data = 0 and Max_Data = 255
Settings	This parameter can be a combination of the following values: LL_CRS_SYNC_DIV_1 or LL_CRS_SYNC_DIV_2 or LL_CRS_SYNC_DIV_4 or LL_CRS_SYNC_DIV_8 or LL_CRS_SYNC_DIV_16 or LL_CRS_SYNC_DIV_32 or LL_CRS_SYNC_DIV_64 or LL_CRS_SYNC_DIV_128 LL_CRS_SYNC_SOURCE_GPIO or LL_CRS_SYNC_SOURCE_LSE or LL_CRS_SYNC_SOURCE_USB LL_CRS_SYNC_POLARITY_RISING or LL_CRS_SYNC_POLARITY_FALLING

Return values:

None

Definition at line 455 of file stm32l4xx_ll_crs.h.

__STATIC_INLINE void LL_CRS_DisableAutoTrimming ( void )

Disable Automatic trimming counter.

Reference Manual to LL API cross reference:: CR AUTOTRIMEN LL_CRS_DisableAutoTrimming

Return values:

None

Definition at line 265 of file stm32l4xx_ll_crs.h.

__STATIC_INLINE void LL_CRS_DisableFreqErrorCounter ( void )

Disable Frequency error counter.

Reference Manual to LL API cross reference:: CR CEN LL_CRS_DisableFreqErrorCounter

Return values:

None

Definition at line 235 of file stm32l4xx_ll_crs.h.

__STATIC_INLINE void LL_CRS_EnableAutoTrimming ( void )

Enable Automatic trimming counter.

Reference Manual to LL API cross reference:: CR AUTOTRIMEN LL_CRS_EnableAutoTrimming

Return values:

None

Definition at line 255 of file stm32l4xx_ll_crs.h.

__STATIC_INLINE void LL_CRS_EnableFreqErrorCounter ( void )

Enable Frequency error counter.

Note:: When this bit is set, the CRS_CFGR register is write-protected and cannot be modified

Reference Manual to LL API cross reference:: CR CEN LL_CRS_EnableFreqErrorCounter

Return values:

None

Definition at line 225 of file stm32l4xx_ll_crs.h.

__STATIC_INLINE uint32_t LL_CRS_GetFreqErrorLimit ( void )

Get frequency error limit.

Reference Manual to LL API cross reference:: CFGR FELIM LL_CRS_GetFreqErrorLimit

Return values:

A	number between Min_Data = 0 and Max_Data = 255

Definition at line 343 of file stm32l4xx_ll_crs.h.

__STATIC_INLINE uint32_t LL_CRS_GetHSI48SmoothTrimming ( void )

Get HSI48 oscillator smooth trimming.

Reference Manual to LL API cross reference:: CR TRIM LL_CRS_GetHSI48SmoothTrimming

Return values:

a	number between Min_Data = 0 and Max_Data = 127 for STM32L412xx/L422xx or 63 otherwise

Definition at line 298 of file stm32l4xx_ll_crs.h.

__STATIC_INLINE uint32_t LL_CRS_GetReloadCounter ( void )

Get counter reload value.

Reference Manual to LL API cross reference:: CFGR RELOAD LL_CRS_GetReloadCounter

Return values:

a	number between Min_Data = 0 and Max_Data = 0xFFFF

Definition at line 321 of file stm32l4xx_ll_crs.h.

__STATIC_INLINE uint32_t LL_CRS_GetSyncDivider ( void )

Get division factor for SYNC signal.

Reference Manual to LL API cross reference:: CFGR SYNCDIV LL_CRS_GetSyncDivider

Return values:

Returned

value can be one of the following values:

Definition at line 380 of file stm32l4xx_ll_crs.h.

__STATIC_INLINE uint32_t LL_CRS_GetSyncPolarity ( void )

Get input polarity for the SYNC signal source.

Reference Manual to LL API cross reference:: CFGR SYNCPOL LL_CRS_GetSyncPolarity

Return values:

Returned

value can be one of the following values:

Definition at line 432 of file stm32l4xx_ll_crs.h.

__STATIC_INLINE uint32_t LL_CRS_GetSyncSignalSource ( void )

Get SYNC signal source.

Reference Manual to LL API cross reference:: CFGR SYNCSRC LL_CRS_GetSyncSignalSource

Return values:

Returned

value can be one of the following values:

Definition at line 407 of file stm32l4xx_ll_crs.h.

__STATIC_INLINE uint32_t LL_CRS_IsEnabledAutoTrimming ( void )

Check if Automatic trimming is enabled or not.

Reference Manual to LL API cross reference:: CR AUTOTRIMEN LL_CRS_IsEnabledAutoTrimming

Return values:

State of bit (1 or 0).

Definition at line 275 of file stm32l4xx_ll_crs.h.

__STATIC_INLINE uint32_t LL_CRS_IsEnabledFreqErrorCounter ( void )

Check if Frequency error counter is enabled or not.

Reference Manual to LL API cross reference:: CR CEN LL_CRS_IsEnabledFreqErrorCounter

Return values:

State of bit (1 or 0).

Definition at line 245 of file stm32l4xx_ll_crs.h.

__STATIC_INLINE void LL_CRS_SetFreqErrorLimit ( uint32_t Value )

Set frequency error limit.

Reference Manual to LL API cross reference:: CFGR FELIM LL_CRS_SetFreqErrorLimit

Parameters:

Value a number between Min_Data = 0 and Max_Data = 255

Note:: Default value can be set thanks to LL_CRS_ERRORLIMIT_DEFAULT

Return values:

None

Definition at line 333 of file stm32l4xx_ll_crs.h.

__STATIC_INLINE void LL_CRS_SetHSI48SmoothTrimming ( uint32_t Value )

Set HSI48 oscillator smooth trimming.

Note:: When the AUTOTRIMEN bit is set, this field is controlled by hardware and is read-only

Reference Manual to LL API cross reference:: CR TRIM LL_CRS_SetHSI48SmoothTrimming

Parameters:

Value a number between Min_Data = 0 and Max_Data = 127 for STM32L412xx/L422xx or 63 otherwise

Note:: Default value can be set thanks to LL_CRS_HSI48CALIBRATION_DEFAULT

Return values:

None

Definition at line 288 of file stm32l4xx_ll_crs.h.

__STATIC_INLINE void LL_CRS_SetReloadCounter ( uint32_t Value )

Set counter reload value.

Reference Manual to LL API cross reference:: CFGR RELOAD LL_CRS_SetReloadCounter

Parameters:

Value a number between Min_Data = 0 and Max_Data = 0xFFFF

Note:: Default value can be set thanks to LL_CRS_RELOADVALUE_DEFAULT Otherwise it can be calculated in using macro __LL_CRS_CALC_CALCULATE_RELOADVALUE (_FTARGET_, _FSYNC_)

Return values:

None

Definition at line 311 of file stm32l4xx_ll_crs.h.

__STATIC_INLINE void LL_CRS_SetSyncDivider ( uint32_t Divider )

Set division factor for SYNC signal.

Reference Manual to LL API cross reference:: CFGR SYNCDIV LL_CRS_SetSyncDivider

Parameters:

Divider

This parameter can be one of the following values:

Return values:

None

Definition at line 362 of file stm32l4xx_ll_crs.h.

__STATIC_INLINE void LL_CRS_SetSyncPolarity ( uint32_t Polarity )

Set input polarity for the SYNC signal source.

Reference Manual to LL API cross reference:: CFGR SYNCPOL LL_CRS_SetSyncPolarity

Parameters:

Polarity

This parameter can be one of the following values:

Return values:

None

Definition at line 420 of file stm32l4xx_ll_crs.h.

__STATIC_INLINE void LL_CRS_SetSyncSignalSource ( uint32_t Source )

Set SYNC signal source.

Reference Manual to LL API cross reference:: CFGR SYNCSRC LL_CRS_SetSyncSignalSource

Parameters:

Source

This parameter can be one of the following values:

Return values:

None

Definition at line 394 of file stm32l4xx_ll_crs.h.

Functions

Function Documentation