Functions
__STATIC_INLINE void	LL_DAC_Enable (DAC_TypeDef *DACx, uint32_t DAC_Channel)
	Enable DAC selected channel. CR EN1 LL_DAC_Enable CR EN2 LL_DAC_Enable. More...

__STATIC_INLINE void	LL_DAC_Disable (DAC_TypeDef *DACx, uint32_t DAC_Channel)
	Disable DAC selected channel. CR EN1 LL_DAC_Disable CR EN2 LL_DAC_Disable. More...

__STATIC_INLINE uint32_t	LL_DAC_IsEnabled (DAC_TypeDef *DACx, uint32_t DAC_Channel)
	Get DAC enable state of the selected channel. (0: DAC channel is disabled, 1: DAC channel is enabled) CR EN1 LL_DAC_IsEnabled CR EN2 LL_DAC_IsEnabled. More...

__STATIC_INLINE void	LL_DAC_EnableTrigger (DAC_TypeDef *DACx, uint32_t DAC_Channel)
	Enable DAC trigger of the selected channel. More...

__STATIC_INLINE void	LL_DAC_DisableTrigger (DAC_TypeDef *DACx, uint32_t DAC_Channel)
	Disable DAC trigger of the selected channel. CR TEN1 LL_DAC_DisableTrigger CR TEN2 LL_DAC_DisableTrigger. More...

__STATIC_INLINE uint32_t	LL_DAC_IsTriggerEnabled (DAC_TypeDef *DACx, uint32_t DAC_Channel)
	Get DAC trigger state of the selected channel. (0: DAC trigger is disabled, 1: DAC trigger is enabled) CR TEN1 LL_DAC_IsTriggerEnabled CR TEN2 LL_DAC_IsTriggerEnabled. More...

__STATIC_INLINE void	LL_DAC_TrigSWConversion (DAC_TypeDef *DACx, uint32_t DAC_Channel)
	Trig DAC conversion by software for the selected DAC channel. More...

__STATIC_INLINE void	LL_DAC_ConvertData12RightAligned (DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t Data)
	Set the data to be loaded in the data holding register in format 12 bits left alignment (LSB aligned on bit 0), for the selected DAC channel. DHR12R1 DACC1DHR LL_DAC_ConvertData12RightAligned DHR12R2 DACC2DHR LL_DAC_ConvertData12RightAligned. More...

__STATIC_INLINE void	LL_DAC_ConvertData12LeftAligned (DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t Data)
	Set the data to be loaded in the data holding register in format 12 bits left alignment (MSB aligned on bit 15), for the selected DAC channel. DHR12L1 DACC1DHR LL_DAC_ConvertData12LeftAligned DHR12L2 DACC2DHR LL_DAC_ConvertData12LeftAligned. More...

__STATIC_INLINE void	LL_DAC_ConvertData8RightAligned (DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t Data)
	Set the data to be loaded in the data holding register in format 8 bits left alignment (LSB aligned on bit 0), for the selected DAC channel. DHR8R1 DACC1DHR LL_DAC_ConvertData8RightAligned DHR8R2 DACC2DHR LL_DAC_ConvertData8RightAligned. More...

__STATIC_INLINE void	LL_DAC_ConvertDualData12RightAligned (DAC_TypeDef *DACx, uint32_t DataChannel1, uint32_t DataChannel2)
	Set the data to be loaded in the data holding register in format 12 bits left alignment (LSB aligned on bit 0), for both DAC channels. DHR12RD DACC1DHR LL_DAC_ConvertDualData12RightAligned DHR12RD DACC2DHR LL_DAC_ConvertDualData12RightAligned. More...

__STATIC_INLINE void	LL_DAC_ConvertDualData12LeftAligned (DAC_TypeDef *DACx, uint32_t DataChannel1, uint32_t DataChannel2)
	Set the data to be loaded in the data holding register in format 12 bits left alignment (MSB aligned on bit 15), for both DAC channels. DHR12LD DACC1DHR LL_DAC_ConvertDualData12LeftAligned DHR12LD DACC2DHR LL_DAC_ConvertDualData12LeftAligned. More...

__STATIC_INLINE void	LL_DAC_ConvertDualData8RightAligned (DAC_TypeDef *DACx, uint32_t DataChannel1, uint32_t DataChannel2)
	Set the data to be loaded in the data holding register in format 8 bits left alignment (LSB aligned on bit 0), for both DAC channels. DHR8RD DACC1DHR LL_DAC_ConvertDualData8RightAligned DHR8RD DACC2DHR LL_DAC_ConvertDualData8RightAligned. More...

__STATIC_INLINE uint32_t	LL_DAC_RetrieveOutputData (DAC_TypeDef *DACx, uint32_t DAC_Channel)
	Retrieve output data currently generated for the selected DAC channel. More...

Detailed Description

Function Documentation

◆ LL_DAC_ConvertData12LeftAligned()

__STATIC_INLINE void LL_DAC_ConvertData12LeftAligned	(	DAC_TypeDef *	DACx,
		uint32_t	DAC_Channel,
		uint32_t	Data
	)

Set the data to be loaded in the data holding register in format 12 bits left alignment (MSB aligned on bit 15), for the selected DAC channel. DHR12L1 DACC1DHR LL_DAC_ConvertData12LeftAligned
DHR12L2 DACC2DHR LL_DAC_ConvertData12LeftAligned.

Parameters

DACx	DAC instance
DAC_Channel	This parameter can be one of the following values: LL_DAC_CHANNEL_1 LL_DAC_CHANNEL_2 (1) (1) On this STM32 serie, parameter not available on all devices. Refer to device datasheet for channels availability.
Data	Value between Min_Data=0x000 and Max_Data=0xFFF

Return values

None

Definition at line 1642 of file stm32l4xx_ll_dac.h.

 {
   __IO uint32_t *preg = __DAC_PTR_REG_OFFSET(DACx->DHR12R1, (DAC_Channel >> DAC_REG_DHR12LX_REGOFFSET_BITOFFSET_POS) & DAC_REG_DHR_REGOFFSET_MASK_POSBIT0);
 
   MODIFY_REG(*preg,
              DAC_DHR12L1_DACC1DHR,
              Data);
 }

◆ LL_DAC_ConvertData12RightAligned()

__STATIC_INLINE void LL_DAC_ConvertData12RightAligned	(	DAC_TypeDef *	DACx,
		uint32_t	DAC_Channel,
		uint32_t	Data
	)

Set the data to be loaded in the data holding register in format 12 bits left alignment (LSB aligned on bit 0), for the selected DAC channel. DHR12R1 DACC1DHR LL_DAC_ConvertData12RightAligned
DHR12R2 DACC2DHR LL_DAC_ConvertData12RightAligned.

Parameters

DACx	DAC instance
DAC_Channel	This parameter can be one of the following values: LL_DAC_CHANNEL_1 LL_DAC_CHANNEL_2 (1) (1) On this STM32 serie, parameter not available on all devices. Refer to device datasheet for channels availability.
Data	Value between Min_Data=0x000 and Max_Data=0xFFF

Return values

None

Definition at line 1617 of file stm32l4xx_ll_dac.h.

 {
   __IO uint32_t *preg = __DAC_PTR_REG_OFFSET(DACx->DHR12R1, (DAC_Channel >> DAC_REG_DHR12RX_REGOFFSET_BITOFFSET_POS) & DAC_REG_DHR_REGOFFSET_MASK_POSBIT0);
 
   MODIFY_REG(*preg,
              DAC_DHR12R1_DACC1DHR,
              Data);
 }

◆ LL_DAC_ConvertData8RightAligned()

__STATIC_INLINE void LL_DAC_ConvertData8RightAligned	(	DAC_TypeDef *	DACx,
		uint32_t	DAC_Channel,
		uint32_t	Data
	)

Set the data to be loaded in the data holding register in format 8 bits left alignment (LSB aligned on bit 0), for the selected DAC channel. DHR8R1 DACC1DHR LL_DAC_ConvertData8RightAligned
DHR8R2 DACC2DHR LL_DAC_ConvertData8RightAligned.

Parameters

DACx	DAC instance
DAC_Channel	This parameter can be one of the following values: LL_DAC_CHANNEL_1 LL_DAC_CHANNEL_2 (1) (1) On this STM32 serie, parameter not available on all devices. Refer to device datasheet for channels availability.
Data	Value between Min_Data=0x00 and Max_Data=0xFF

Return values

None

Definition at line 1667 of file stm32l4xx_ll_dac.h.

 {
   __IO uint32_t *preg = __DAC_PTR_REG_OFFSET(DACx->DHR12R1, (DAC_Channel >> DAC_REG_DHR8RX_REGOFFSET_BITOFFSET_POS) & DAC_REG_DHR_REGOFFSET_MASK_POSBIT0);
 
   MODIFY_REG(*preg,
              DAC_DHR8R1_DACC1DHR,
              Data);
 }

◆ LL_DAC_ConvertDualData12LeftAligned()

__STATIC_INLINE void LL_DAC_ConvertDualData12LeftAligned	(	DAC_TypeDef *	DACx,
		uint32_t	DataChannel1,
		uint32_t	DataChannel2
	)

Set the data to be loaded in the data holding register in format 12 bits left alignment (MSB aligned on bit 15), for both DAC channels. DHR12LD DACC1DHR LL_DAC_ConvertDualData12LeftAligned
DHR12LD DACC2DHR LL_DAC_ConvertDualData12LeftAligned.

Parameters

DACx	DAC instance
DataChannel1	Value between Min_Data=0x000 and Max_Data=0xFFF
DataChannel2	Value between Min_Data=0x000 and Max_Data=0xFFF

Return values

None

Definition at line 1707 of file stm32l4xx_ll_dac.h.

 {
   /* Note: Data of DAC channel 2 shift value subtracted of 4 because          */
   /*       data on 16 bits and DAC channel 2 bits field is on the 12 MSB,     */
   /*       the 4 LSB must be taken into account for the shift value.          */
   MODIFY_REG(DACx->DHR12LD,
              (DAC_DHR12LD_DACC2DHR | DAC_DHR12LD_DACC1DHR),
              ((DataChannel2 << (DAC_DHR12LD_DACC2DHR_BITOFFSET_POS - 4U)) | DataChannel1));
 }

◆ LL_DAC_ConvertDualData12RightAligned()

__STATIC_INLINE void LL_DAC_ConvertDualData12RightAligned	(	DAC_TypeDef *	DACx,
		uint32_t	DataChannel1,
		uint32_t	DataChannel2
	)

Set the data to be loaded in the data holding register in format 12 bits left alignment (LSB aligned on bit 0), for both DAC channels. DHR12RD DACC1DHR LL_DAC_ConvertDualData12RightAligned
DHR12RD DACC2DHR LL_DAC_ConvertDualData12RightAligned.

Parameters

DACx	DAC instance
DataChannel1	Value between Min_Data=0x000 and Max_Data=0xFFF
DataChannel2	Value between Min_Data=0x000 and Max_Data=0xFFF

Return values

None

Definition at line 1688 of file stm32l4xx_ll_dac.h.

 {
   MODIFY_REG(DACx->DHR12RD,
              (DAC_DHR12RD_DACC2DHR | DAC_DHR12RD_DACC1DHR),
              ((DataChannel2 << DAC_DHR12RD_DACC2DHR_BITOFFSET_POS) | DataChannel1));
 }

◆ LL_DAC_ConvertDualData8RightAligned()

__STATIC_INLINE void LL_DAC_ConvertDualData8RightAligned	(	DAC_TypeDef *	DACx,
		uint32_t	DataChannel1,
		uint32_t	DataChannel2
	)

Set the data to be loaded in the data holding register in format 8 bits left alignment (LSB aligned on bit 0), for both DAC channels. DHR8RD DACC1DHR LL_DAC_ConvertDualData8RightAligned
DHR8RD DACC2DHR LL_DAC_ConvertDualData8RightAligned.

Parameters

DACx	DAC instance
DataChannel1	Value between Min_Data=0x00 and Max_Data=0xFF
DataChannel2	Value between Min_Data=0x00 and Max_Data=0xFF

Return values

None

Definition at line 1728 of file stm32l4xx_ll_dac.h.

 {
   MODIFY_REG(DACx->DHR8RD,
              (DAC_DHR8RD_DACC2DHR | DAC_DHR8RD_DACC1DHR),
              ((DataChannel2 << DAC_DHR8RD_DACC2DHR_BITOFFSET_POS) | DataChannel1));
 }

◆ LL_DAC_Disable()

__STATIC_INLINE void LL_DAC_Disable	(	DAC_TypeDef *	DACx,
		uint32_t	DAC_Channel
	)

Disable DAC selected channel. CR EN1 LL_DAC_Disable
CR EN2 LL_DAC_Disable.

Parameters

DACx	DAC instance
DAC_Channel	This parameter can be one of the following values: LL_DAC_CHANNEL_1 LL_DAC_CHANNEL_2 (1) (1) On this STM32 serie, parameter not available on all devices. Refer to device datasheet for channels availability.

Return values

None

Definition at line 1477 of file stm32l4xx_ll_dac.h.

 {
   CLEAR_BIT(DACx->CR,
             DAC_CR_EN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK));
 }

◆ LL_DAC_DisableTrigger()

__STATIC_INLINE void LL_DAC_DisableTrigger	(	DAC_TypeDef *	DACx,
		uint32_t	DAC_Channel
	)

Disable DAC trigger of the selected channel. CR TEN1 LL_DAC_DisableTrigger
CR TEN2 LL_DAC_DisableTrigger.

Parameters

DACx	DAC instance
DAC_Channel	This parameter can be one of the following values: LL_DAC_CHANNEL_1 LL_DAC_CHANNEL_2 (1) (1) On this STM32 serie, parameter not available on all devices. Refer to device datasheet for channels availability.

Return values

None

Definition at line 1544 of file stm32l4xx_ll_dac.h.

 {
   CLEAR_BIT(DACx->CR,
             DAC_CR_TEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK));
 }

◆ LL_DAC_Enable()

__STATIC_INLINE void LL_DAC_Enable	(	DAC_TypeDef *	DACx,
		uint32_t	DAC_Channel
	)

Enable DAC selected channel. CR EN1 LL_DAC_Enable
CR EN2 LL_DAC_Enable.

Note: After enable from off state, DAC channel requires a delay for output voltage to reach accuracy +/- 1 LSB. Refer to device datasheet, parameter "tWAKEUP".

Parameters

DACx	DAC instance
DAC_Channel	This parameter can be one of the following values: LL_DAC_CHANNEL_1 LL_DAC_CHANNEL_2 (1) (1) On this STM32 serie, parameter not available on all devices. Refer to device datasheet for channels availability.

Return values

None

Definition at line 1458 of file stm32l4xx_ll_dac.h.

 {
   SET_BIT(DACx->CR,
           DAC_CR_EN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK));
 }

◆ LL_DAC_EnableTrigger()

__STATIC_INLINE void LL_DAC_EnableTrigger	(	DAC_TypeDef *	DACx,
		uint32_t	DAC_Channel
	)

Enable DAC trigger of the selected channel.

Note

- If DAC trigger is disabled, DAC conversion is performed automatically once the data holding register is updated, using functions "LL_DAC_ConvertData{8; 12}{Right; Left} Aligned()": LL_DAC_ConvertData12RightAligned(), ...

If DAC trigger is enabled, DAC conversion is performed only when a hardware of software trigger event is occurring. Select trigger source using function LL_DAC_SetTriggerSource(). CR TEN1 LL_DAC_EnableTrigger
CR TEN2 LL_DAC_EnableTrigger

Parameters

DACx	DAC instance
DAC_Channel	This parameter can be one of the following values: LL_DAC_CHANNEL_1 LL_DAC_CHANNEL_2 (1) (1) On this STM32 serie, parameter not available on all devices. Refer to device datasheet for channels availability.

Return values

None

Definition at line 1525 of file stm32l4xx_ll_dac.h.

 {
   SET_BIT(DACx->CR,
           DAC_CR_TEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK));
 }

◆ LL_DAC_IsEnabled()

__STATIC_INLINE uint32_t LL_DAC_IsEnabled	(	DAC_TypeDef *	DACx,
		uint32_t	DAC_Channel
	)

Get DAC enable state of the selected channel. (0: DAC channel is disabled, 1: DAC channel is enabled) CR EN1 LL_DAC_IsEnabled
CR EN2 LL_DAC_IsEnabled.

Parameters

DACx	DAC instance
DAC_Channel	This parameter can be one of the following values: LL_DAC_CHANNEL_1 LL_DAC_CHANNEL_2 (1) (1) On this STM32 serie, parameter not available on all devices. Refer to device datasheet for channels availability.

Return values

State of bit (1 or 0).

Definition at line 1497 of file stm32l4xx_ll_dac.h.

 {
   return ((READ_BIT(DACx->CR,
                    DAC_CR_EN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK))
            == (DAC_CR_EN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK))) ? 1UL : 0UL);
 }

◆ LL_DAC_IsTriggerEnabled()

__STATIC_INLINE uint32_t LL_DAC_IsTriggerEnabled	(	DAC_TypeDef *	DACx,
		uint32_t	DAC_Channel
	)

Get DAC trigger state of the selected channel. (0: DAC trigger is disabled, 1: DAC trigger is enabled) CR TEN1 LL_DAC_IsTriggerEnabled
CR TEN2 LL_DAC_IsTriggerEnabled.

Parameters

DACx	DAC instance
DAC_Channel	This parameter can be one of the following values: LL_DAC_CHANNEL_1 LL_DAC_CHANNEL_2 (1) (1) On this STM32 serie, parameter not available on all devices. Refer to device datasheet for channels availability.

Return values

State of bit (1 or 0).

Definition at line 1564 of file stm32l4xx_ll_dac.h.

 {
   return ((READ_BIT(DACx->CR,
                    DAC_CR_TEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK))
            == (DAC_CR_TEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK))) ? 1UL : 0UL);
 }

◆ LL_DAC_RetrieveOutputData()

__STATIC_INLINE uint32_t LL_DAC_RetrieveOutputData	(	DAC_TypeDef *	DACx,
		uint32_t	DAC_Channel
	)

Retrieve output data currently generated for the selected DAC channel.

Note: Whatever alignment and resolution settings (using functions "LL_DAC_ConvertData{8; 12}{Right; Left} Aligned()": LL_DAC_ConvertData12RightAligned(), ...), output data format is 12 bits right aligned (LSB aligned on bit 0). DOR1 DACC1DOR LL_DAC_RetrieveOutputData
DOR2 DACC2DOR LL_DAC_RetrieveOutputData

Parameters

DACx	DAC instance
DAC_Channel	This parameter can be one of the following values: LL_DAC_CHANNEL_1 LL_DAC_CHANNEL_2 (1) (1) On this STM32 serie, parameter not available on all devices. Refer to device datasheet for channels availability.

Return values

Value between Min_Data=0x000 and Max_Data=0xFFF

Definition at line 1753 of file stm32l4xx_ll_dac.h.

 {
   __IO uint32_t const *preg = __DAC_PTR_REG_OFFSET(DACx->DOR1, (DAC_Channel >> DAC_REG_DORX_REGOFFSET_BITOFFSET_POS) & DAC_REG_DORX_REGOFFSET_MASK_POSBIT0);
 
   return (uint16_t) READ_BIT(*preg, DAC_DOR1_DACC1DOR);
 }

◆ LL_DAC_TrigSWConversion()

__STATIC_INLINE void LL_DAC_TrigSWConversion	(	DAC_TypeDef *	DACx,
		uint32_t	DAC_Channel
	)

Trig DAC conversion by software for the selected DAC channel.

Note: Preliminarily, DAC trigger must be set to software trigger using function LL_DAC_Init() LL_DAC_SetTriggerSource() with parameter "LL_DAC_TRIGGER_SOFTWARE". and DAC trigger must be enabled using function LL_DAC_EnableTrigger().; For devices featuring DAC with 2 channels: this function can perform a SW start of both DAC channels simultaneously. Two channels can be selected as parameter. Example: (LL_DAC_CHANNEL_1 | LL_DAC_CHANNEL_2) SWTRIGR SWTRIG1 LL_DAC_TrigSWConversion
SWTRIGR SWTRIG2 LL_DAC_TrigSWConversion

Parameters

DACx	DAC instance
DAC_Channel	This parameter can a combination of the following values: LL_DAC_CHANNEL_1 LL_DAC_CHANNEL_2 (1) (1) On this STM32 serie, parameter not available on all devices. Refer to device datasheet for channels availability.

Return values

None

Definition at line 1595 of file stm32l4xx_ll_dac.h.

 {
   SET_BIT(DACx->SWTRIGR,
           (DAC_Channel & DAC_SWTR_CHX_MASK));
 }

Functions

Detailed Description

Function Documentation

◆ LL_DAC_ConvertData12LeftAligned()

◆ LL_DAC_ConvertData12RightAligned()

◆ LL_DAC_ConvertData8RightAligned()

◆ LL_DAC_ConvertDualData12LeftAligned()

◆ LL_DAC_ConvertDualData12RightAligned()

◆ LL_DAC_ConvertDualData8RightAligned()

◆ LL_DAC_Disable()

◆ LL_DAC_DisableTrigger()

◆ LL_DAC_Enable()

◆ LL_DAC_EnableTrigger()

◆ LL_DAC_IsEnabled()

◆ LL_DAC_IsTriggerEnabled()

◆ LL_DAC_RetrieveOutputData()

◆ LL_DAC_TrigSWConversion()