Configuration and operation of OPAMP trimming

Functions
__STATIC_INLINE void	LL_OPAMP_SetTrimmingMode (OPAMP_TypeDef *OPAMPx, uint32_t TrimmingMode)
	Set OPAMP trimming mode.
__STATIC_INLINE uint32_t	LL_OPAMP_GetTrimmingMode (OPAMP_TypeDef *OPAMPx)
	Get OPAMP trimming mode.
__STATIC_INLINE void	LL_OPAMP_SetCalibrationSelection (OPAMP_TypeDef *OPAMPx, uint32_t TransistorsDiffPair)
	Set OPAMP offset to calibrate the selected transistors differential pair NMOS or PMOS.
__STATIC_INLINE uint32_t	LL_OPAMP_GetCalibrationSelection (OPAMP_TypeDef *OPAMPx)
	Get OPAMP offset to calibrate the selected transistors differential pair NMOS or PMOS.
__STATIC_INLINE uint32_t	LL_OPAMP_IsCalibrationOutputSet (OPAMP_TypeDef *OPAMPx)
	Get OPAMP calibration result of toggling output.
__STATIC_INLINE void	LL_OPAMP_SetTrimmingValue (OPAMP_TypeDef *OPAMPx, uint32_t PowerMode, uint32_t TransistorsDiffPair, uint32_t TrimmingValue)
	Set OPAMP trimming factor for the selected transistors differential pair NMOS or PMOS, corresponding to the selected power mode.
__STATIC_INLINE uint32_t	LL_OPAMP_GetTrimmingValue (OPAMP_TypeDef *OPAMPx, uint32_t PowerMode, uint32_t TransistorsDiffPair)
	Get OPAMP trimming factor for the selected transistors differential pair NMOS or PMOS, corresponding to the selected power mode.

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Function Documentation

__STATIC_INLINE uint32_t LL_OPAMP_GetCalibrationSelection

(

OPAMP_TypeDef *

OPAMPx

)

Get OPAMP offset to calibrate the selected transistors differential pair NMOS or PMOS.

Note:

Preliminarily, OPAMP must be set in mode calibration using function LL_OPAMP_SetMode().

Reference Manual to LL API cross reference:

CSR CALSEL LL_OPAMP_GetCalibrationSelection

Parameters:

OPAMPx

OPAMP instance

Return values:

Returned

value can be one of the following values: LL_OPAMP_TRIMMING_NMOS LL_OPAMP_TRIMMING_PMOS

Definition at line 718 of file stm32l4xx_ll_opamp.h.

__STATIC_INLINE uint32_t LL_OPAMP_GetTrimmingMode

(

OPAMP_TypeDef *

OPAMPx

)

Get OPAMP trimming mode.

Reference Manual to LL API cross reference:

CSR USERTRIM LL_OPAMP_GetTrimmingMode

Parameters:

OPAMPx

OPAMP instance

Return values:

Returned

value can be one of the following values: LL_OPAMP_TRIMMING_FACTORY LL_OPAMP_TRIMMING_USER

Definition at line 683 of file stm32l4xx_ll_opamp.h.

__STATIC_INLINE uint32_t LL_OPAMP_GetTrimmingValue	(	OPAMP_TypeDef *	OPAMPx,
		uint32_t	PowerMode,
		uint32_t	TransistorsDiffPair
	)

Get OPAMP trimming factor for the selected transistors differential pair NMOS or PMOS, corresponding to the selected power mode.

Reference Manual to LL API cross reference:

OTR TRIMOFFSETN LL_OPAMP_GetTrimmingValue
OTR TRIMOFFSETP LL_OPAMP_GetTrimmingValue
LPOTR TRIMLPOFFSETN LL_OPAMP_GetTrimmingValue
LPOTR TRIMLPOFFSETP LL_OPAMP_GetTrimmingValue

Parameters:

OPAMPx	OPAMP instance
PowerMode	This parameter can be one of the following values: LL_OPAMP_POWERMODE_NORMAL LL_OPAMP_POWERMODE_LOWPOWER
TransistorsDiffPair	This parameter can be one of the following values: LL_OPAMP_TRIMMING_NMOS LL_OPAMP_TRIMMING_PMOS

Return values:

0x0...0x1F

Definition at line 788 of file stm32l4xx_ll_opamp.h.

References __OPAMP_PTR_REG_OFFSET, OPAMP_POWERMODE_OTR_REGOFFSET_MASK, and OPAMP_TRIMMING_VALUE_MASK.

__STATIC_INLINE uint32_t LL_OPAMP_IsCalibrationOutputSet

(

OPAMP_TypeDef *

OPAMPx

)

Get OPAMP calibration result of toggling output.

Note:

This functions returns: 0 if OPAMP calibration output is reset 1 if OPAMP calibration output is set

Reference Manual to LL API cross reference:

CSR CALOUT LL_OPAMP_IsCalibrationOutputSet

Parameters:

OPAMPx

OPAMP instance

Return values:

State

of bit (1 or 0).

Definition at line 735 of file stm32l4xx_ll_opamp.h.

__STATIC_INLINE void LL_OPAMP_SetCalibrationSelection	(	OPAMP_TypeDef *	OPAMPx,
		uint32_t	TransistorsDiffPair
	)

Set OPAMP offset to calibrate the selected transistors differential pair NMOS or PMOS.

Note:

Preliminarily, OPAMP must be set in mode calibration using function LL_OPAMP_SetMode().

Reference Manual to LL API cross reference:

CSR CALSEL LL_OPAMP_SetCalibrationSelection

Parameters:

OPAMPx	OPAMP instance
TransistorsDiffPair	This parameter can be one of the following values: LL_OPAMP_TRIMMING_NMOS LL_OPAMP_TRIMMING_PMOS

Return values:

None

Definition at line 700 of file stm32l4xx_ll_opamp.h.

References OPAMP_TRIMMING_SELECT_MASK.

__STATIC_INLINE void LL_OPAMP_SetTrimmingMode	(	OPAMP_TypeDef *	OPAMPx,
		uint32_t	TrimmingMode
	)

Set OPAMP trimming mode.

Reference Manual to LL API cross reference:

CSR USERTRIM LL_OPAMP_SetTrimmingMode

Parameters:

OPAMPx	OPAMP instance
TrimmingMode	This parameter can be one of the following values: LL_OPAMP_TRIMMING_FACTORY LL_OPAMP_TRIMMING_USER

Return values:

None

Definition at line 670 of file stm32l4xx_ll_opamp.h.

__STATIC_INLINE void LL_OPAMP_SetTrimmingValue	(	OPAMP_TypeDef *	OPAMPx,
		uint32_t	PowerMode,
		uint32_t	TransistorsDiffPair,
		uint32_t	TrimmingValue
	)

Set OPAMP trimming factor for the selected transistors differential pair NMOS or PMOS, corresponding to the selected power mode.

Reference Manual to LL API cross reference:

OTR TRIMOFFSETN LL_OPAMP_SetTrimmingValue
OTR TRIMOFFSETP LL_OPAMP_SetTrimmingValue
LPOTR TRIMLPOFFSETN LL_OPAMP_SetTrimmingValue
LPOTR TRIMLPOFFSETP LL_OPAMP_SetTrimmingValue

Parameters:

OPAMPx	OPAMP instance
PowerMode	This parameter can be one of the following values: LL_OPAMP_POWERMODE_NORMAL LL_OPAMP_POWERMODE_LOWPOWER
TransistorsDiffPair	This parameter can be one of the following values: LL_OPAMP_TRIMMING_NMOS LL_OPAMP_TRIMMING_PMOS
TrimmingValue	0x00...0x1F

Return values:

None

Definition at line 758 of file stm32l4xx_ll_opamp.h.

References __OPAMP_PTR_REG_OFFSET, OPAMP_POWERMODE_OTR_REGOFFSET_MASK, and OPAMP_TRIMMING_VALUE_MASK.