IO operation functions. More...

Collaboration diagram for IO operation functions:

Functions
HAL_StatusTypeDef	HAL_DAC_Start (DAC_HandleTypeDef *hdac, uint32_t Channel)
	Enables DAC and starts conversion of channel.

HAL_StatusTypeDef	HAL_DAC_Stop (DAC_HandleTypeDef *hdac, uint32_t Channel)
	Disables DAC and stop conversion of channel.

HAL_StatusTypeDef	HAL_DAC_Start_DMA (DAC_HandleTypeDef hdac, uint32_t Channel, const uint32_t pData, uint32_t Length, uint32_t Alignment)
	Enables DAC and starts conversion of channel.

HAL_StatusTypeDef	HAL_DAC_Stop_DMA (DAC_HandleTypeDef *hdac, uint32_t Channel)
	Disables DAC and stop conversion of channel.

void	HAL_DAC_IRQHandler (DAC_HandleTypeDef *hdac)
	Handles DAC interrupt request This function uses the interruption of DMA underrun.

HAL_StatusTypeDef	HAL_DAC_SetValue (DAC_HandleTypeDef *hdac, uint32_t Channel, uint32_t Alignment, uint32_t Data)
	Set the specified data holding register value for DAC channel.

void	HAL_DAC_ConvCpltCallbackCh1 (DAC_HandleTypeDef *hdac)
	Conversion complete callback in non-blocking mode for Channel1.

void	HAL_DAC_ConvHalfCpltCallbackCh1 (DAC_HandleTypeDef *hdac)
	Conversion half DMA transfer callback in non-blocking mode for Channel1.

void	HAL_DAC_ErrorCallbackCh1 (DAC_HandleTypeDef *hdac)
	Error DAC callback for Channel1.

void	HAL_DAC_DMAUnderrunCallbackCh1 (DAC_HandleTypeDef *hdac)
	DMA underrun DAC callback for channel1.

Detailed Description

IO operation functions.

  ==============================================================================
             ##### IO operation functions #####
  ==============================================================================
    [..]  This section provides functions allowing to:
      (+) Start conversion.
      (+) Stop conversion.
      (+) Start conversion and enable DMA transfer.
      (+) Stop conversion and disable DMA transfer.
      (+) Get result of conversion.

Function Documentation

◆ HAL_DAC_Start()

HAL_StatusTypeDef HAL_DAC_Start	(	DAC_HandleTypeDef *	hdac,
		uint32_t	Channel )

#include <stm32f4xx_hal_dac.h>

Enables DAC and starts conversion of channel.

Parameters

hdac	pointer to a DAC_HandleTypeDef structure that contains the configuration information for the specified 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

HAL status

Definition at line 435 of file stm32f4xx_hal_dac.c.

References __HAL_DAC_ENABLE, __HAL_LOCK, __HAL_UNLOCK, assert_param, DAC_CHANNEL_1, DAC_TRIGGER_SOFTWARE, HAL_DAC_STATE_BUSY, HAL_DAC_STATE_READY, HAL_ERROR, HAL_OK, DAC_HandleTypeDef::Instance, IS_DAC_CHANNEL, and DAC_HandleTypeDef::State.

◆ HAL_DAC_Stop()

HAL_StatusTypeDef HAL_DAC_Stop	(	DAC_HandleTypeDef *	hdac,
		uint32_t	Channel )

#include <stm32f4xx_hal_dac.h>

Disables DAC and stop conversion of channel.

Parameters

hdac	pointer to a DAC_HandleTypeDef structure that contains the configuration information for the specified 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

HAL status

Definition at line 496 of file stm32f4xx_hal_dac.c.

References __HAL_DAC_DISABLE, assert_param, HAL_DAC_STATE_READY, HAL_ERROR, HAL_OK, IS_DAC_CHANNEL, and DAC_HandleTypeDef::State.

◆ HAL_DAC_Start_DMA()

HAL_StatusTypeDef HAL_DAC_Start_DMA	(	DAC_HandleTypeDef *	hdac,
		uint32_t	Channel,
		const uint32_t *	pData,
		uint32_t	Length,
		uint32_t	Alignment )

#include <stm32f4xx_hal_dac.h>

Enables DAC and starts conversion of channel.

Parameters

hdac	pointer to a DAC_HandleTypeDef structure that contains the configuration information for the specified 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
pData	The source Buffer address.
Length	The length of data to be transferred from memory to DAC peripheral
Alignment	Specifies the data alignment for DAC channel. 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

Return values

HAL status

Definition at line 534 of file stm32f4xx_hal_dac.c.

References __HAL_DAC_ENABLE, __HAL_DAC_ENABLE_IT, __HAL_LOCK, __HAL_UNLOCK, assert_param, DAC_ALIGN_12B_L, DAC_ALIGN_12B_R, DAC_CHANNEL_1, DAC_DMAConvCpltCh1(), DAC_DMAErrorCh1(), DAC_DMAHalfConvCpltCh1(), DAC_IT_DMAUDR1, DAC_HandleTypeDef::DMA_Handle1, DAC_HandleTypeDef::DMA_Handle2, DAC_HandleTypeDef::ErrorCode, HAL_DAC_ERROR_DMA, HAL_DAC_STATE_BUSY, HAL_DMA_Start_IT(), HAL_ERROR, HAL_OK, DAC_HandleTypeDef::Instance, IS_DAC_ALIGN, IS_DAC_CHANNEL, DAC_HandleTypeDef::State, __DMA_HandleTypeDef::XferCpltCallback, __DMA_HandleTypeDef::XferErrorCallback, and __DMA_HandleTypeDef::XferHalfCpltCallback.

◆ HAL_DAC_Stop_DMA()

HAL_StatusTypeDef HAL_DAC_Stop_DMA	(	DAC_HandleTypeDef *	hdac,
		uint32_t	Channel )

#include <stm32f4xx_hal_dac.h>

Disables DAC and stop conversion of channel.

Parameters

hdac	pointer to a DAC_HandleTypeDef structure that contains the configuration information for the specified 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

HAL status

Definition at line 666 of file stm32f4xx_hal_dac.c.

References __HAL_DAC_DISABLE, __HAL_DAC_DISABLE_IT, assert_param, DAC_CHANNEL_1, DAC_IT_DMAUDR1, DAC_HandleTypeDef::DMA_Handle1, DAC_HandleTypeDef::DMA_Handle2, HAL_DAC_STATE_READY, HAL_DMA_Abort(), HAL_ERROR, HAL_OK, DAC_HandleTypeDef::Instance, IS_DAC_CHANNEL, and DAC_HandleTypeDef::State.

◆ HAL_DAC_IRQHandler()

void HAL_DAC_IRQHandler ( DAC_HandleTypeDef * hdac )

#include <stm32f4xx_hal_dac.h>

Handles DAC interrupt request This function uses the interruption of DMA underrun.

Parameters

hdac	pointer to a DAC_HandleTypeDef structure that contains the configuration information for the specified DAC.

Return values

None

Definition at line 720 of file stm32f4xx_hal_dac.c.

References __HAL_DAC_CLEAR_FLAG, __HAL_DAC_DISABLE_IT, DAC_FLAG_DMAUDR1, DAC_IT_DMAUDR1, DAC_HandleTypeDef::ErrorCode, HAL_DAC_DMAUnderrunCallbackCh1(), HAL_DAC_ERROR_DMAUNDERRUNCH1, HAL_DAC_STATE_ERROR, DAC_HandleTypeDef::Instance, and DAC_HandleTypeDef::State.

◆ HAL_DAC_SetValue()

HAL_StatusTypeDef HAL_DAC_SetValue	(	DAC_HandleTypeDef *	hdac,
		uint32_t	Channel,
		uint32_t	Alignment,
		uint32_t	Data )

#include <stm32f4xx_hal_dac.h>

Set the specified data holding register value for DAC channel.

Parameters

hdac	pointer to a DAC_HandleTypeDef structure that contains the configuration information for the specified 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
Alignment	Specifies the data alignment. 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

HAL status

Definition at line 796 of file stm32f4xx_hal_dac.c.

References assert_param, DAC_CHANNEL_1, DAC_DHR12R1_ALIGNMENT, HAL_ERROR, HAL_OK, DAC_HandleTypeDef::Instance, IS_DAC_ALIGN, IS_DAC_CHANNEL, and IS_DAC_DATA.

◆ HAL_DAC_ConvCpltCallbackCh1()

__weak void HAL_DAC_ConvCpltCallbackCh1 ( DAC_HandleTypeDef * hdac )

#include <stm32f4xx_hal_dac.h>

Conversion complete callback in non-blocking mode for Channel1.

Parameters

hdac	pointer to a DAC_HandleTypeDef structure that contains the configuration information for the specified DAC.

Return values

None

Definition at line 836 of file stm32f4xx_hal_dac.c.

References UNUSED.

Referenced by DAC_DMAConvCpltCh1(), and HAL_DAC_Init().

◆ HAL_DAC_ConvHalfCpltCallbackCh1()

__weak void HAL_DAC_ConvHalfCpltCallbackCh1 ( DAC_HandleTypeDef * hdac )

#include <stm32f4xx_hal_dac.h>

Conversion half DMA transfer callback in non-blocking mode for Channel1.

Parameters

hdac	pointer to a DAC_HandleTypeDef structure that contains the configuration information for the specified DAC.

Return values

None

Definition at line 852 of file stm32f4xx_hal_dac.c.

References UNUSED.

Referenced by DAC_DMAHalfConvCpltCh1(), and HAL_DAC_Init().

◆ HAL_DAC_ErrorCallbackCh1()

__weak void HAL_DAC_ErrorCallbackCh1 ( DAC_HandleTypeDef * hdac )

#include <stm32f4xx_hal_dac.h>

Error DAC callback for Channel1.

Parameters

hdac	pointer to a DAC_HandleTypeDef structure that contains the configuration information for the specified DAC.

Return values

None

Definition at line 868 of file stm32f4xx_hal_dac.c.

References UNUSED.

Referenced by DAC_DMAErrorCh1(), and HAL_DAC_Init().

◆ HAL_DAC_DMAUnderrunCallbackCh1()

__weak void HAL_DAC_DMAUnderrunCallbackCh1 ( DAC_HandleTypeDef * hdac )

#include <stm32f4xx_hal_dac.h>

DMA underrun DAC callback for channel1.

Parameters

hdac	pointer to a DAC_HandleTypeDef structure that contains the configuration information for the specified DAC.

Return values

None

Definition at line 884 of file stm32f4xx_hal_dac.c.

References UNUSED.

Referenced by HAL_DAC_Init(), and HAL_DAC_IRQHandler().

Functions

Detailed Description

Function Documentation

◆ HAL_DAC_Start()

◆ HAL_DAC_Stop()

◆ HAL_DAC_Start_DMA()

◆ HAL_DAC_Stop_DMA()

◆ HAL_DAC_IRQHandler()

◆ HAL_DAC_SetValue()

◆ HAL_DAC_ConvCpltCallbackCh1()

◆ HAL_DAC_ConvHalfCpltCallbackCh1()

◆ HAL_DAC_ErrorCallbackCh1()

◆ HAL_DAC_DMAUnderrunCallbackCh1()