Initialization and de-initialization functions

Initialization and Configuration functions. More...

Functions
HAL_StatusTypeDef	HAL_NOR_Init (NOR_HandleTypeDef *hnor, FMC_NORSRAM_TimingTypeDef *Timing, FMC_NORSRAM_TimingTypeDef *ExtTiming)
	Perform the NOR memory Initialization sequence. More...
HAL_StatusTypeDef	HAL_NOR_DeInit (NOR_HandleTypeDef *hnor)
	Perform NOR memory De-Initialization sequence. More...
void	HAL_NOR_MspInit (NOR_HandleTypeDef *hnor)
	Initialize the NOR MSP. More...
void	HAL_NOR_MspDeInit (NOR_HandleTypeDef *hnor)
	DeInitialize the NOR MSP. More...
void	HAL_NOR_MspWait (NOR_HandleTypeDef *hnor, uint32_t Timeout)
	NOR MSP Wait for Ready/Busy signal. More...

Detailed Description

Initialization and Configuration functions.

  ==============================================================================
           ##### NOR Initialization and de-initialization functions #####
  ==============================================================================
  [..]
    This section provides functions allowing to initialize/de-initialize
    the NOR memory

Function Documentation

HAL_NOR_DeInit()

HAL_StatusTypeDef HAL_NOR_DeInit

(

NOR_HandleTypeDef *

hnor

)

Perform NOR memory De-Initialization sequence.

Parameters

hnor	pointer to a NOR_HandleTypeDef structure that contains the configuration information for NOR module.

Return values

HAL

status

Definition at line 214 of file stm32l4xx_hal_nor.c.

{
  /* De-Initialize the low level hardware (MSP) */
  HAL_NOR_MspDeInit(hnor);

  /* Configure the NOR registers with their reset values */
  FMC_NORSRAM_DeInit(hnor->Instance, hnor->Extended, hnor->Init.NSBank);

  /* Update the NOR controller state */
  hnor->State = HAL_NOR_STATE_RESET;

  /* Release Lock */
  __HAL_UNLOCK(hnor);

  return HAL_OK;
}

HAL_NOR_Init()

HAL_StatusTypeDef HAL_NOR_Init	(	NOR_HandleTypeDef *	hnor,
		FMC_NORSRAM_TimingTypeDef *	Timing,
		FMC_NORSRAM_TimingTypeDef *	ExtTiming
	)

Perform the NOR memory Initialization sequence.

Parameters

hnor	pointer to a NOR_HandleTypeDef structure that contains the configuration information for NOR module.
Timing	pointer to NOR control timing structure
ExtTiming	pointer to NOR extended mode timing structure

Return values

HAL

status

Definition at line 164 of file stm32l4xx_hal_nor.c.

{
  /* Check the NOR handle parameter */
  if(hnor == NULL)
  {
     return HAL_ERROR;
  }

  if(hnor->State == HAL_NOR_STATE_RESET)
  {
    /* Allocate lock resource and initialize it */
    hnor->Lock = HAL_UNLOCKED;
    /* Initialize the low level hardware (MSP) */
    HAL_NOR_MspInit(hnor);
  }

  /* Initialize NOR control Interface */
  FMC_NORSRAM_Init(hnor->Instance, &(hnor->Init));

  /* Initialize NOR timing Interface */
  FMC_NORSRAM_Timing_Init(hnor->Instance, Timing, hnor->Init.NSBank);

  /* Initialize NOR extended mode timing Interface */
  FMC_NORSRAM_Extended_Timing_Init(hnor->Extended, ExtTiming, hnor->Init.NSBank, hnor->Init.ExtendedMode);

  /* Enable the NORSRAM device */
  __FMC_NORSRAM_ENABLE(hnor->Instance, hnor->Init.NSBank);

  /* Initialize NOR Memory Data Width*/
  if (hnor->Init.MemoryDataWidth == FMC_NORSRAM_MEM_BUS_WIDTH_8)
  {
    uwNORMemoryDataWidth = NOR_MEMORY_8B;
  }
  else
  {
    uwNORMemoryDataWidth = NOR_MEMORY_16B;
  }

  /* Check the NOR controller state */
  hnor->State = HAL_NOR_STATE_READY;

  return HAL_OK;
}

HAL_NOR_MspDeInit()

__weak void HAL_NOR_MspDeInit

(

NOR_HandleTypeDef *

hnor

)

DeInitialize the NOR MSP.

Parameters

hnor	pointer to a NOR_HandleTypeDef structure that contains the configuration information for NOR module.

Return values

None

Definition at line 253 of file stm32l4xx_hal_nor.c.

{
  /* Prevent unused argument(s) compilation warning */
  UNUSED(hnor);

  /* NOTE : This function should not be modified, when the callback is needed,
            the HAL_NOR_MspDeInit could be implemented in the user file
   */
}

HAL_NOR_MspInit()

__weak void HAL_NOR_MspInit

(

NOR_HandleTypeDef *

hnor

)

Initialize the NOR MSP.

Parameters

hnor	pointer to a NOR_HandleTypeDef structure that contains the configuration information for NOR module.

Return values

None

Definition at line 237 of file stm32l4xx_hal_nor.c.

{
  /* Prevent unused argument(s) compilation warning */
  UNUSED(hnor);

  /* NOTE : This function should not be modified, when the callback is needed,
            the HAL_NOR_MspInit could be implemented in the user file
   */
}

HAL_NOR_MspWait()

__weak void HAL_NOR_MspWait	(	NOR_HandleTypeDef *	hnor,
		uint32_t	Timeout
	)

NOR MSP Wait for Ready/Busy signal.

Parameters

hnor	pointer to a NOR_HandleTypeDef structure that contains the configuration information for NOR module.
Timeout	Maximum timeout value

Return values

None

Definition at line 270 of file stm32l4xx_hal_nor.c.

{
  /* Prevent unused argument(s) compilation warning */
  UNUSED(hnor);
  UNUSED(Timeout);

  /* NOTE : This function should not be modified, when the callback is needed,
            the HAL_NOR_MspWait could be implemented in the user file
   */
}