Peripheral Control functions

Peripheral Control functions. More...

Functions
uint32_t	HAL_DAC_GetValue (DAC_HandleTypeDef *hdac, uint32_t Channel)
	Returns the last data output value of the selected DAC channel.
HAL_StatusTypeDef	HAL_DAC_ConfigChannel (DAC_HandleTypeDef *hdac, DAC_ChannelConfTypeDef *sConfig, uint32_t Channel)
	Configures the selected DAC channel.
HAL_StatusTypeDef	HAL_DAC_RegisterCallback (DAC_HandleTypeDef *hdac, HAL_DAC_CallbackIDTypeDef CallbackID, pDAC_CallbackTypeDef pCallback)
	Register a User DAC Callback To be used instead of the weak (surcharged) predefined callback.
HAL_StatusTypeDef	HAL_DAC_UnRegisterCallback (DAC_HandleTypeDef *hdac, HAL_DAC_CallbackIDTypeDef CallbackID)
	Unregister a User DAC Callback DAC Callback is redirected to the weak (surcharged) predefined callback.

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Detailed Description

Peripheral Control functions.

  ==============================================================================
             ##### Peripheral Control functions #####
  ==============================================================================
    [..]  This section provides functions allowing to:
      (+) Configure channels.
      (+) Set the specified data holding register value for DAC channel.

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Function Documentation

HAL_StatusTypeDef HAL_DAC_ConfigChannel	(	DAC_HandleTypeDef *	hdac,
		DAC_ChannelConfTypeDef *	sConfig,
		uint32_t	Channel
	)

Configures the selected DAC channel.

Parameters:

hdac,:	pointer to a DAC_HandleTypeDef structure that contains the configuration information for the specified DAC.
sConfig,:	DAC configuration structure.
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 (Whenever present)

Return values:

HAL

status

Definition at line 1192 of file stm32l4xx_hal_dac.c.

References assert_param, DAC_CHANNEL_1, DAC_ChannelConfTypeDef::DAC_ConnectOnChipPeripheral, DAC_SampleAndHoldConfTypeDef::DAC_HoldTime, DAC_ChannelConfTypeDef::DAC_OutputBuffer, DAC_SampleAndHoldConfTypeDef::DAC_RefreshTime, DAC_ChannelConfTypeDef::DAC_SampleAndHold, DAC_SAMPLEANDHOLD_ENABLE, DAC_ChannelConfTypeDef::DAC_SampleAndHoldConfig, DAC_SampleAndHoldConfTypeDef::DAC_SampleTime, DAC_ChannelConfTypeDef::DAC_Trigger, DAC_TRIMMING_USER, DAC_ChannelConfTypeDef::DAC_TrimmingValue, DAC_ChannelConfTypeDef::DAC_UserTrimming, __DAC_HandleTypeDef::ErrorCode, HAL_DAC_ERROR_TIMEOUT, HAL_DAC_STATE_BUSY, HAL_DAC_STATE_READY, HAL_DAC_STATE_TIMEOUT, HAL_Delay(), HAL_GetTick(), HAL_RCC_GetHCLKFreq(), HFSEL_ENABLE_THRESHOLD_80MHZ, __DAC_HandleTypeDef::Instance, IS_DAC_CHANNEL, IS_DAC_CHIP_CONNECTION, IS_DAC_HOLDTIME, IS_DAC_OUTPUT_BUFFER_STATE, IS_DAC_REFRESHTIME, IS_DAC_SAMPLEANDHOLD, IS_DAC_SAMPLETIME, IS_DAC_TRIGGER, IS_DAC_TRIMMING, IS_DAC_TRIMMINGVALUE, __DAC_HandleTypeDef::State, and TIMEOUT_DAC_CALIBCONFIG.

uint32_t HAL_DAC_GetValue	(	DAC_HandleTypeDef *	hdac,
		uint32_t	Channel
	)

Returns the last data output value of the selected 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

Return values:

The	selected DAC channel data output value.

Definition at line 1152 of file stm32l4xx_hal_dac.c.

References assert_param, DAC_CHANNEL_1, __DAC_HandleTypeDef::Instance, and IS_DAC_CHANNEL.

HAL_StatusTypeDef HAL_DAC_RegisterCallback	(	DAC_HandleTypeDef *	hdac,
		HAL_DAC_CallbackIDTypeDef	CallbackID,
		pDAC_CallbackTypeDef	pCallback
	)

Register a User DAC Callback To be used instead of the weak (surcharged) predefined callback.

Parameters:

hdac	DAC handle
CallbackID	ID of the callback to be registered This parameter can be one of the following values: HAL_DAC_ERROR_INVALID_CALLBACK DAC Error Callback ID HAL_DAC_CH1_COMPLETE_CB_ID DAC CH1 Complete Callback ID HAL_DAC_CH1_HALF_COMPLETE_CB_ID DAC CH1 Half Complete Callback ID HAL_DAC_CH1_ERROR_ID DAC CH1 Error Callback ID HAL_DAC_CH1_UNDERRUN_CB_ID DAC CH1 UnderRun Callback ID HAL_DAC_CH2_COMPLETE_CB_ID DAC CH2 Complete Callback ID HAL_DAC_CH2_HALF_COMPLETE_CB_ID DAC CH2 Half Complete Callback ID HAL_DAC_CH2_ERROR_ID DAC CH2 Error Callback ID HAL_DAC_CH2_UNDERRUN_CB_ID DAC CH2 UnderRun Callback ID HAL_DAC_MSP_INIT_CB_ID DAC MSP Init Callback ID HAL_DAC_MSP_DEINIT_CB_ID DAC MSP DeInit Callback ID
pCallback	pointer to the Callback function

Return values:

status

Definition at line 1391 of file stm32l4xx_hal_dac.c.

References __DAC_HandleTypeDef::ConvCpltCallbackCh1, __DAC_HandleTypeDef::ConvCpltCallbackCh2, __DAC_HandleTypeDef::ConvHalfCpltCallbackCh1, __DAC_HandleTypeDef::ConvHalfCpltCallbackCh2, __DAC_HandleTypeDef::DMAUnderrunCallbackCh1, __DAC_HandleTypeDef::DMAUnderrunCallbackCh2, __DAC_HandleTypeDef::ErrorCallbackCh1, __DAC_HandleTypeDef::ErrorCallbackCh2, __DAC_HandleTypeDef::ErrorCode, HAL_DAC_CH1_COMPLETE_CB_ID, HAL_DAC_CH1_ERROR_ID, HAL_DAC_CH1_HALF_COMPLETE_CB_ID, HAL_DAC_CH1_UNDERRUN_CB_ID, HAL_DAC_CH2_COMPLETE_CB_ID, HAL_DAC_CH2_ERROR_ID, HAL_DAC_CH2_HALF_COMPLETE_CB_ID, HAL_DAC_CH2_UNDERRUN_CB_ID, HAL_DAC_ERROR_INVALID_CALLBACK, HAL_DAC_MSP_DEINIT_CB_ID, HAL_DAC_MSP_INIT_CB_ID, HAL_DAC_STATE_READY, HAL_DAC_STATE_RESET, __DAC_HandleTypeDef::MspDeInitCallback, __DAC_HandleTypeDef::MspInitCallback, and __DAC_HandleTypeDef::State.

HAL_StatusTypeDef HAL_DAC_UnRegisterCallback	(	DAC_HandleTypeDef *	hdac,
		HAL_DAC_CallbackIDTypeDef	CallbackID
	)

Unregister a User DAC Callback DAC Callback is redirected to the weak (surcharged) predefined callback.

Parameters:

hdac

DAC handle

CallbackID

ID of the callback to be unregistered This parameter can be one of the following values: HAL_DAC_CH1_COMPLETE_CB_ID DAC CH1 tranfer Complete Callback ID HAL_DAC_CH1_HALF_COMPLETE_CB_ID DAC CH1 Half Complete Callback ID HAL_DAC_CH1_ERROR_ID DAC CH1 Error Callback ID HAL_DAC_CH1_UNDERRUN_CB_ID DAC CH1 UnderRun Callback ID HAL_DAC_CH2_COMPLETE_CB_ID DAC CH2 Complete Callback ID HAL_DAC_CH2_HALF_COMPLETE_CB_ID DAC CH2 Half Complete Callback ID HAL_DAC_CH2_ERROR_ID DAC CH2 Error Callback ID HAL_DAC_CH2_UNDERRUN_CB_ID DAC CH2 UnderRun Callback ID HAL_DAC_MSP_INIT_CB_ID DAC MSP Init Callback ID HAL_DAC_MSP_DEINIT_CB_ID DAC MSP DeInit Callback ID HAL_DAC_ALL_CB_ID DAC All callbacks

Return values:

status

Definition at line 1497 of file stm32l4xx_hal_dac.c.

References __DAC_HandleTypeDef::ConvCpltCallbackCh1, __DAC_HandleTypeDef::ConvCpltCallbackCh2, __DAC_HandleTypeDef::ConvHalfCpltCallbackCh1, __DAC_HandleTypeDef::ConvHalfCpltCallbackCh2, __DAC_HandleTypeDef::DMAUnderrunCallbackCh1, __DAC_HandleTypeDef::DMAUnderrunCallbackCh2, __DAC_HandleTypeDef::ErrorCallbackCh1, __DAC_HandleTypeDef::ErrorCallbackCh2, __DAC_HandleTypeDef::ErrorCode, HAL_DAC_ALL_CB_ID, HAL_DAC_CH1_COMPLETE_CB_ID, HAL_DAC_CH1_ERROR_ID, HAL_DAC_CH1_HALF_COMPLETE_CB_ID, HAL_DAC_CH1_UNDERRUN_CB_ID, HAL_DAC_CH2_COMPLETE_CB_ID, HAL_DAC_CH2_ERROR_ID, HAL_DAC_CH2_HALF_COMPLETE_CB_ID, HAL_DAC_CH2_UNDERRUN_CB_ID, HAL_DAC_ConvCpltCallbackCh1(), HAL_DAC_ConvHalfCpltCallbackCh1(), HAL_DAC_DMAUnderrunCallbackCh1(), HAL_DAC_ERROR_INVALID_CALLBACK, HAL_DAC_ErrorCallbackCh1(), HAL_DAC_MSP_DEINIT_CB_ID, HAL_DAC_MSP_INIT_CB_ID, HAL_DAC_MspDeInit(), HAL_DAC_MspInit(), HAL_DAC_STATE_READY, HAL_DAC_STATE_RESET, HAL_DACEx_ConvCpltCallbackCh2(), HAL_DACEx_ConvHalfCpltCallbackCh2(), HAL_DACEx_DMAUnderrunCallbackCh2(), HAL_DACEx_ErrorCallbackCh2(), __DAC_HandleTypeDef::MspDeInitCallback, __DAC_HandleTypeDef::MspInitCallback, and __DAC_HandleTypeDef::State.