DAC channels configuration: trigger, output buffer, data format. More...

Collaboration diagram for DAC channels configuration:

Functions
void	DAC_DeInit (void)
	Deinitializes the DAC peripheral registers to their default reset values. More...

void	DAC_Init (uint32_t DAC_Channel, DAC_InitTypeDef *DAC_InitStruct)
	Initializes the DAC peripheral according to the specified parameters in the DAC_InitStruct. More...

void	DAC_StructInit (DAC_InitTypeDef *DAC_InitStruct)
	Fills each DAC_InitStruct member with its default value. More...

void	DAC_Cmd (uint32_t DAC_Channel, FunctionalState NewState)
	Enables or disables the specified DAC channel. More...

void	DAC_SoftwareTriggerCmd (uint32_t DAC_Channel, FunctionalState NewState)
	Enables or disables the selected DAC channel software trigger. More...

void	DAC_DualSoftwareTriggerCmd (FunctionalState NewState)
	Enables or disables simultaneously the two DAC channels software triggers. More...

void	DAC_WaveGenerationCmd (uint32_t DAC_Channel, uint32_t DAC_Wave, FunctionalState NewState)
	Enables or disables the selected DAC channel wave generation. More...

void	DAC_SetChannel1Data (uint32_t DAC_Align, uint16_t Data)
	Set the specified data holding register value for DAC channel1. More...

void	DAC_SetChannel2Data (uint32_t DAC_Align, uint16_t Data)
	Set the specified data holding register value for DAC channel2. More...

void	DAC_SetDualChannelData (uint32_t DAC_Align, uint16_t Data2, uint16_t Data1)
	Set the specified data holding register value for dual channel DAC. More...

uint16_t	DAC_GetDataOutputValue (uint32_t DAC_Channel)
	Returns the last data output value of the selected DAC channel. More...

Detailed Description

DAC channels configuration: trigger, output buffer, data format.

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   ##### DAC channels configuration: trigger, output buffer, data format #####
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Function Documentation

void DAC_Cmd	(	uint32_t	DAC_Channel,
		FunctionalState	NewState
	)

Enables or disables the specified DAC channel.

Parameters

DAC_Channel	The selected DAC channel. This parameter can be one of the following values: DAC_Channel_1: DAC Channel1 selected DAC_Channel_2: DAC Channel2 selected
NewState	new state of the DAC channel. This parameter can be: ENABLE or DISABLE.

Note: When the DAC channel is enabled the trigger source can no more be modified.

Return values

None

Definition at line 266 of file stm32f4xx_dac.c.

void DAC_DeInit ( void )

Deinitializes the DAC peripheral registers to their default reset values.

Parameters

None

Return values

None

Definition at line 187 of file stm32f4xx_dac.c.

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void DAC_DualSoftwareTriggerCmd ( FunctionalState NewState )

Enables or disables simultaneously the two DAC channels software triggers.

Parameters

NewState new state of the DAC channels software triggers. This parameter can be: ENABLE or DISABLE.

Return values

None

Definition at line 318 of file stm32f4xx_dac.c.

uint16_t DAC_GetDataOutputValue ( uint32_t DAC_Channel )

Returns the last data output value of the selected DAC channel.

Parameters

DAC_Channel

The selected DAC channel. This parameter can be one of the following values:

DAC_Channel_1: DAC Channel1 selected
DAC_Channel_2: DAC Channel2 selected

Return values

The	selected DAC channel data output value.

Definition at line 465 of file stm32f4xx_dac.c.

void DAC_Init	(	uint32_t	DAC_Channel,
		DAC_InitTypeDef *	DAC_InitStruct
	)

Initializes the DAC peripheral according to the specified parameters in the DAC_InitStruct.

Parameters

DAC_Channel	the selected DAC channel. This parameter can be one of the following values: DAC_Channel_1: DAC Channel1 selected DAC_Channel_2: DAC Channel2 selected
DAC_InitStruct	pointer to a DAC_InitTypeDef structure that contains the configuration information for the specified DAC channel.

Return values

None

Definition at line 206 of file stm32f4xx_dac.c.

void DAC_SetChannel1Data	(	uint32_t	DAC_Align,
		uint16_t	Data
	)

Set the specified data holding register value for DAC channel1.

Parameters

DAC_Align	Specifies the data alignment for DAC channel1. This parameter can be one of the following values: DAC_Align_8b_R: 8bit right data alignment selected DAC_Align_12b_L: 12bit left data alignment selected DAC_Align_12b_R: 12bit right data alignment selected
Data	Data to be loaded in the selected data holding register.

Return values

None

Definition at line 378 of file stm32f4xx_dac.c.

void DAC_SetChannel2Data	(	uint32_t	DAC_Align,
		uint16_t	Data
	)

Set the specified data holding register value for DAC channel2.

Parameters

DAC_Align	Specifies the data alignment for DAC channel2. This parameter can be one of the following values: DAC_Align_8b_R: 8bit right data alignment selected DAC_Align_12b_L: 12bit left data alignment selected DAC_Align_12b_R: 12bit right data alignment selected
Data	Data to be loaded in the selected data holding register.

Return values

None

Definition at line 403 of file stm32f4xx_dac.c.

void DAC_SetDualChannelData	(	uint32_t	DAC_Align,
		uint16_t	Data2,
		uint16_t	Data1
	)

Set the specified data holding register value for dual channel DAC.

Parameters

DAC_Align	Specifies the data alignment for dual channel DAC. This parameter can be one of the following values: DAC_Align_8b_R: 8bit right data alignment selected DAC_Align_12b_L: 12bit left data alignment selected DAC_Align_12b_R: 12bit right data alignment selected
Data2	Data for DAC Channel2 to be loaded in the selected data holding register.
Data1	Data for DAC Channel1 to be loaded in the selected data holding register.

Note: In dual mode, a unique register access is required to write in both DAC channels at the same time.

Return values

None

Definition at line 431 of file stm32f4xx_dac.c.

void DAC_SoftwareTriggerCmd	(	uint32_t	DAC_Channel,
		FunctionalState	NewState
	)

Enables or disables the selected DAC channel software trigger.

Parameters

DAC_Channel	The selected DAC channel. This parameter can be one of the following values: DAC_Channel_1: DAC Channel1 selected DAC_Channel_2: DAC Channel2 selected
NewState	new state of the selected DAC channel software trigger. This parameter can be: ENABLE or DISABLE.

Return values

None

Definition at line 294 of file stm32f4xx_dac.c.

void DAC_StructInit ( DAC_InitTypeDef * DAC_InitStruct )

Fills each DAC_InitStruct member with its default value.

Parameters

DAC_InitStruct pointer to a DAC_InitTypeDef structure which will be initialized.

Return values

None

Definition at line 242 of file stm32f4xx_dac.c.

void DAC_WaveGenerationCmd	(	uint32_t	DAC_Channel,
		uint32_t	DAC_Wave,
		FunctionalState	NewState
	)

Enables or disables the selected DAC channel wave generation.

Parameters

DAC_Channel	The selected DAC channel. This parameter can be one of the following values: DAC_Channel_1: DAC Channel1 selected DAC_Channel_2: DAC Channel2 selected
DAC_Wave	specifies the wave type to enable or disable. This parameter can be one of the following values: DAC_Wave_Noise: noise wave generation DAC_Wave_Triangle: triangle wave generation
NewState	new state of the selected DAC channel wave generation. This parameter can be: ENABLE or DISABLE.

Return values

None

Definition at line 349 of file stm32f4xx_dac.c.

Functions

Detailed Description

Function Documentation