Extended channel operation functions

DFSDM extended channel operation functions. More...

Functions
HAL_StatusTypeDef	HAL_DFDSMEx_ChannelSetPulsesSkipping (DFSDM_Channel_HandleTypeDef *hdfsdm_channel, uint32_t PulsesValue)
	Set value of pulses skipping. More...
HAL_StatusTypeDef	HAL_DFDSMEx_ChannelGetPulsesSkipping (DFSDM_Channel_HandleTypeDef *hdfsdm_channel, uint32_t *PulsesValue)
	Get value of pulses skipping. More...

Detailed Description

DFSDM extended channel operation functions.

 ===============================================================================
               ##### Extended channel operation functions #####
 ===============================================================================
    [..]  This section provides functions allowing to:
      (+) Set and get value of pulses skipping on channel

Function Documentation

HAL_DFDSMEx_ChannelGetPulsesSkipping()

HAL_StatusTypeDef HAL_DFDSMEx_ChannelGetPulsesSkipping	(	DFSDM_Channel_HandleTypeDef *	hdfsdm_channel,
		uint32_t *	PulsesValue
	)

Get value of pulses skipping.

Parameters

hdfsdm_channel	DFSDM channel handle.
PulsesValue	Value of pulses to be skipped.

Return values

HAL

status.

Definition at line 98 of file stm32l4xx_hal_dfsdm_ex.c.

{
  HAL_StatusTypeDef status = HAL_OK;

  /* Check DFSDM channel state */
  if (hdfsdm_channel->State == HAL_DFSDM_CHANNEL_STATE_READY)
  {
    /* Get value of remaining pulses to be skipped */
    *PulsesValue = (hdfsdm_channel->Instance->CHDLYR & DFSDM_CHDLYR_PLSSKP);
  }
  else
  {
    status = HAL_ERROR;
  }
  return status;
}

HAL_DFDSMEx_ChannelSetPulsesSkipping()

HAL_StatusTypeDef HAL_DFDSMEx_ChannelSetPulsesSkipping	(	DFSDM_Channel_HandleTypeDef *	hdfsdm_channel,
		uint32_t	PulsesValue
	)

Set value of pulses skipping.

Parameters

hdfsdm_channel	DFSDM channel handle.
PulsesValue	Value of pulses to be skipped. This parameter must be a number between Min_Data = 0 and Max_Data = 63.

Return values

HAL

status.

Definition at line 72 of file stm32l4xx_hal_dfsdm_ex.c.

{
  HAL_StatusTypeDef status = HAL_OK;

  /* Check pulses value */
  assert_param(IS_DFSDM_CHANNEL_SKIPPING_VALUE(PulsesValue));

  /* Check DFSDM channel state */
  if (hdfsdm_channel->State == HAL_DFSDM_CHANNEL_STATE_READY)
  {
    /* Set new value of pulses skipping */
    hdfsdm_channel->Instance->CHDLYR = (PulsesValue & DFSDM_CHDLYR_PLSSKP);
  }
  else
  {
    status = HAL_ERROR;
  }
  return status;
}