Input Output and memory control functions. More...

Collaboration diagram for Input and Output functions:

Functions
HAL_StatusTypeDef	HAL_SDRAM_Read_8b (SDRAM_HandleTypeDef hsdram, uint32_t pAddress, uint8_t *pDstBuffer, uint32_t BufferSize)
	Reads 8-bit data buffer from the SDRAM memory. More...

HAL_StatusTypeDef	HAL_SDRAM_Write_8b (SDRAM_HandleTypeDef hsdram, uint32_t pAddress, uint8_t *pSrcBuffer, uint32_t BufferSize)
	Writes 8-bit data buffer to SDRAM memory. More...

HAL_StatusTypeDef	HAL_SDRAM_Read_16b (SDRAM_HandleTypeDef hsdram, uint32_t pAddress, uint16_t *pDstBuffer, uint32_t BufferSize)
	Reads 16-bit data buffer from the SDRAM memory. More...

HAL_StatusTypeDef	HAL_SDRAM_Write_16b (SDRAM_HandleTypeDef hsdram, uint32_t pAddress, uint16_t *pSrcBuffer, uint32_t BufferSize)
	Writes 16-bit data buffer to SDRAM memory. More...

HAL_StatusTypeDef	HAL_SDRAM_Read_32b (SDRAM_HandleTypeDef hsdram, uint32_t pAddress, uint32_t *pDstBuffer, uint32_t BufferSize)
	Reads 32-bit data buffer from the SDRAM memory. More...

HAL_StatusTypeDef	HAL_SDRAM_Write_32b (SDRAM_HandleTypeDef hsdram, uint32_t pAddress, uint32_t *pSrcBuffer, uint32_t BufferSize)
	Writes 32-bit data buffer to SDRAM memory. More...

HAL_StatusTypeDef	HAL_SDRAM_Read_DMA (SDRAM_HandleTypeDef hsdram, uint32_t pAddress, uint32_t *pDstBuffer, uint32_t BufferSize)
	Reads a Words data from the SDRAM memory using DMA transfer. More...

HAL_StatusTypeDef	HAL_SDRAM_Write_DMA (SDRAM_HandleTypeDef hsdram, uint32_t pAddress, uint32_t *pSrcBuffer, uint32_t BufferSize)
	Writes a Words data buffer to SDRAM memory using DMA transfer. More...

HAL_StatusTypeDef	HAL_SDRAM_RegisterCallback (SDRAM_HandleTypeDef *hsdram, HAL_SDRAM_CallbackIDTypeDef CallbackId, pSDRAM_CallbackTypeDef pCallback)
	Register a User SDRAM Callback To be used to override the weak predefined callback. More...

HAL_StatusTypeDef	HAL_SDRAM_UnRegisterCallback (SDRAM_HandleTypeDef *hsdram, HAL_SDRAM_CallbackIDTypeDef CallbackId)
	Unregister a User SDRAM Callback SDRAM Callback is redirected to the weak predefined callback. More...

HAL_StatusTypeDef	HAL_SDRAM_RegisterDmaCallback (SDRAM_HandleTypeDef *hsdram, HAL_SDRAM_CallbackIDTypeDef CallbackId, pSDRAM_DmaCallbackTypeDef pCallback)
	Register a User SDRAM Callback for DMA transfers To be used to override the weak predefined callback. More...

Detailed Description

Input Output and memory control functions.

  ==============================================================================
                    ##### SDRAM Input and Output functions #####
  ==============================================================================
  [..]
    This section provides functions allowing to use and control the SDRAM memory

Function Documentation

◆ HAL_SDRAM_Read_16b()

HAL_StatusTypeDef HAL_SDRAM_Read_16b	(	SDRAM_HandleTypeDef *	hsdram,
		uint32_t *	pAddress,
		uint16_t *	pDstBuffer,
		uint32_t	BufferSize
	)

Reads 16-bit data buffer from the SDRAM memory.

Parameters

hsdram	pointer to a SDRAM_HandleTypeDef structure that contains the configuration information for SDRAM module.
pAddress	Pointer to read start address
pDstBuffer	Pointer to destination buffer
BufferSize	Size of the buffer to read from memory

Return values

HAL status

Definition at line 480 of file stm32f4xx_hal_sdram.c.

◆ HAL_SDRAM_Read_32b()

HAL_StatusTypeDef HAL_SDRAM_Read_32b	(	SDRAM_HandleTypeDef *	hsdram,
		uint32_t *	pAddress,
		uint32_t *	pDstBuffer,
		uint32_t	BufferSize
	)

Reads 32-bit data buffer from the SDRAM memory.

Parameters

hsdram	pointer to a SDRAM_HandleTypeDef structure that contains the configuration information for SDRAM module.
pAddress	Pointer to read start address
pDstBuffer	Pointer to destination buffer
BufferSize	Size of the buffer to read from memory

Return values

HAL status

Definition at line 599 of file stm32f4xx_hal_sdram.c.

◆ HAL_SDRAM_Read_8b()

HAL_StatusTypeDef HAL_SDRAM_Read_8b	(	SDRAM_HandleTypeDef *	hsdram,
		uint32_t *	pAddress,
		uint8_t *	pDstBuffer,
		uint32_t	BufferSize
	)

Reads 8-bit data buffer from the SDRAM memory.

Parameters

hsdram	pointer to a SDRAM_HandleTypeDef structure that contains the configuration information for SDRAM module.
pAddress	Pointer to read start address
pDstBuffer	Pointer to destination buffer
BufferSize	Size of the buffer to read from memory

Return values

HAL status

Definition at line 377 of file stm32f4xx_hal_sdram.c.

◆ HAL_SDRAM_Read_DMA()

HAL_StatusTypeDef HAL_SDRAM_Read_DMA	(	SDRAM_HandleTypeDef *	hsdram,
		uint32_t *	pAddress,
		uint32_t *	pDstBuffer,
		uint32_t	BufferSize
	)

Reads a Words data from the SDRAM memory using DMA transfer.

Parameters

hsdram	pointer to a SDRAM_HandleTypeDef structure that contains the configuration information for SDRAM module.
pAddress	Pointer to read start address
pDstBuffer	Pointer to destination buffer
BufferSize	Size of the buffer to read from memory

Return values

HAL status

Definition at line 702 of file stm32f4xx_hal_sdram.c.

◆ HAL_SDRAM_RegisterCallback()

HAL_StatusTypeDef HAL_SDRAM_RegisterCallback	(	SDRAM_HandleTypeDef *	hsdram,
		HAL_SDRAM_CallbackIDTypeDef	CallbackId,
		pSDRAM_CallbackTypeDef	pCallback
	)

Register a User SDRAM Callback To be used to override the weak predefined callback.

Parameters

hsdram	: SDRAM handle
CallbackId	: ID of the callback to be registered This parameter can be one of the following values: HAL_SDRAM_MSP_INIT_CB_ID SDRAM MspInit callback ID HAL_SDRAM_MSP_DEINIT_CB_ID SDRAM MspDeInit callback ID HAL_SDRAM_REFRESH_ERR_CB_ID SDRAM Refresh Error callback ID
pCallback	: pointer to the Callback function

Return values

status

Definition at line 804 of file stm32f4xx_hal_sdram.c.

◆ HAL_SDRAM_RegisterDmaCallback()

HAL_StatusTypeDef HAL_SDRAM_RegisterDmaCallback	(	SDRAM_HandleTypeDef *	hsdram,
		HAL_SDRAM_CallbackIDTypeDef	CallbackId,
		pSDRAM_DmaCallbackTypeDef	pCallback
	)

Register a User SDRAM Callback for DMA transfers To be used to override the weak predefined callback.

Parameters

hsdram	: SDRAM handle
CallbackId	: ID of the callback to be registered This parameter can be one of the following values: HAL_SDRAM_DMA_XFER_CPLT_CB_ID SDRAM DMA Xfer Complete callback ID HAL_SDRAM_DMA_XFER_ERR_CB_ID SDRAM DMA Xfer Error callback ID
pCallback	: pointer to the Callback function

Return values

status

Definition at line 940 of file stm32f4xx_hal_sdram.c.

◆ HAL_SDRAM_UnRegisterCallback()

HAL_StatusTypeDef HAL_SDRAM_UnRegisterCallback	(	SDRAM_HandleTypeDef *	hsdram,
		HAL_SDRAM_CallbackIDTypeDef	CallbackId
	)

Unregister a User SDRAM Callback SDRAM Callback is redirected to the weak predefined callback.

Parameters

hsdram	: SDRAM handle
CallbackId	: ID of the callback to be unregistered This parameter can be one of the following values: HAL_SDRAM_MSP_INIT_CB_ID SDRAM MspInit callback ID HAL_SDRAM_MSP_DEINIT_CB_ID SDRAM MspDeInit callback ID HAL_SDRAM_REFRESH_ERR_CB_ID SDRAM Refresh Error callback ID HAL_SDRAM_DMA_XFER_CPLT_CB_ID SDRAM DMA Xfer Complete callback ID HAL_SDRAM_DMA_XFER_ERR_CB_ID SDRAM DMA Xfer Error callback ID

Return values

status

Definition at line 873 of file stm32f4xx_hal_sdram.c.

◆ HAL_SDRAM_Write_16b()

HAL_StatusTypeDef HAL_SDRAM_Write_16b	(	SDRAM_HandleTypeDef *	hsdram,
		uint32_t *	pAddress,
		uint16_t *	pSrcBuffer,
		uint32_t	BufferSize
	)

Writes 16-bit data buffer to SDRAM memory.

Parameters

hsdram	pointer to a SDRAM_HandleTypeDef structure that contains the configuration information for SDRAM module.
pAddress	Pointer to write start address
pSrcBuffer	Pointer to source buffer to write
BufferSize	Size of the buffer to write to memory

Return values

HAL status

Definition at line 540 of file stm32f4xx_hal_sdram.c.

◆ HAL_SDRAM_Write_32b()

HAL_StatusTypeDef HAL_SDRAM_Write_32b	(	SDRAM_HandleTypeDef *	hsdram,
		uint32_t *	pAddress,
		uint32_t *	pSrcBuffer,
		uint32_t	BufferSize
	)

Writes 32-bit data buffer to SDRAM memory.

Parameters

hsdram	pointer to a SDRAM_HandleTypeDef structure that contains the configuration information for SDRAM module.
pAddress	Pointer to write start address
pSrcBuffer	Pointer to source buffer to write
BufferSize	Size of the buffer to write to memory

Return values

HAL status

Definition at line 651 of file stm32f4xx_hal_sdram.c.

◆ HAL_SDRAM_Write_8b()

HAL_StatusTypeDef HAL_SDRAM_Write_8b	(	SDRAM_HandleTypeDef *	hsdram,
		uint32_t *	pAddress,
		uint8_t *	pSrcBuffer,
		uint32_t	BufferSize
	)

Writes 8-bit data buffer to SDRAM memory.

Parameters

hsdram	pointer to a SDRAM_HandleTypeDef structure that contains the configuration information for SDRAM module.
pAddress	Pointer to write start address
pSrcBuffer	Pointer to source buffer to write
BufferSize	Size of the buffer to write to memory

Return values

HAL status

Definition at line 429 of file stm32f4xx_hal_sdram.c.

◆ HAL_SDRAM_Write_DMA()

HAL_StatusTypeDef HAL_SDRAM_Write_DMA	(	SDRAM_HandleTypeDef *	hsdram,
		uint32_t *	pAddress,
		uint32_t *	pSrcBuffer,
		uint32_t	BufferSize
	)

Writes a Words data buffer to SDRAM memory using DMA transfer.

Parameters

hsdram	pointer to a SDRAM_HandleTypeDef structure that contains the configuration information for SDRAM module.
pAddress	Pointer to write start address
pSrcBuffer	Pointer to source buffer to write
BufferSize	Size of the buffer to write to memory

Return values

HAL status

Definition at line 755 of file stm32f4xx_hal_sdram.c.

Functions

Detailed Description

Function Documentation

◆ HAL_SDRAM_Read_16b()

◆ HAL_SDRAM_Read_32b()

◆ HAL_SDRAM_Read_8b()

◆ HAL_SDRAM_Read_DMA()

◆ HAL_SDRAM_RegisterCallback()

◆ HAL_SDRAM_RegisterDmaCallback()

◆ HAL_SDRAM_UnRegisterCallback()

◆ HAL_SDRAM_Write_16b()

◆ HAL_SDRAM_Write_32b()

◆ HAL_SDRAM_Write_8b()

◆ HAL_SDRAM_Write_DMA()