Exported Functions

Functions
uint8_t	BSP_OSPI_RAM_Init (void)
	Initializes the OSPI interface.
uint8_t	BSP_OSPI_RAM_DeInit (void)
	De-Initializes the OSPI interface.
uint8_t	BSP_OSPI_RAM_Read (uint8_t *pData, uint32_t ReadAddr, uint32_t Size)
	Reads an amount of data from the HyperRAM memory.
uint8_t	BSP_OSPI_RAM_Read_DMA (uint8_t *pData, uint32_t ReadAddr, uint32_t Size)
	Reads an amount of data from the HyperRAM memory in DMA mode.
uint8_t	BSP_OSPI_RAM_Write (uint8_t *pData, uint32_t WriteAddr, uint32_t Size)
	Writes an amount of data to the HyperRAM memory.
uint8_t	BSP_OSPI_RAM_Write_DMA (uint8_t *pData, uint32_t WriteAddr, uint32_t Size)
	Writes an amount of data to the HyperRAM memory in DMA mode.
uint8_t	BSP_OSPI_RAM_EnableMemoryMappedMode (void)
	Configure the OSPI in memory-mapped mode.
uint8_t	BSP_OSPI_RAM_EnterDeepPowerDown (void)
	This function enter the HyperRAM memory in deep power down mode.
uint8_t	BSP_OSPI_RAM_LeaveDeepPowerDown (void)
	This function leave the HyperRAM memory from deep power down mode.
void	BSP_OSPI_RAM_DMA_IRQHandler (void)
	Handles OctoSPI HyperRAM DMA transfer interrupt request.
void	BSP_OSPI_RAM_IRQHandler (void)
	Handles OctoSPI HyperRAM interrupt request.

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Function Documentation

uint8_t BSP_OSPI_RAM_DeInit

(

void

)

De-Initializes the OSPI interface.

Return values:

HyperRAM

memory status

Definition at line 179 of file stm32l4r9i_eval_ospi_ram.c.

References OSPI_RAM_ERROR, OSPI_RAM_MspDeInit(), OSPI_RAM_OK, and OspiRamHandle.

void BSP_OSPI_RAM_DMA_IRQHandler

(

void

)

Handles OctoSPI HyperRAM DMA transfer interrupt request.

Return values:

None

Definition at line 462 of file stm32l4r9i_eval_ospi_ram.c.

References OspiRamHandle.

uint8_t BSP_OSPI_RAM_EnableMemoryMappedMode

(

void

)

Configure the OSPI in memory-mapped mode.

Return values:

HyperRAM

memory status

Definition at line 331 of file stm32l4r9i_eval_ospi_ram.c.

References OSPI_RAM_ERROR, OSPI_RAM_OK, and OspiRamHandle.

uint8_t BSP_OSPI_RAM_EnterDeepPowerDown

(

void

)

This function enter the HyperRAM memory in deep power down mode.

Return values:

HyperRAM

memory status

Definition at line 363 of file stm32l4r9i_eval_ospi_ram.c.

References OSPI_RAM_ERROR, OSPI_RAM_OK, and OspiRamHandle.

uint8_t BSP_OSPI_RAM_Init

(

void

)

Initializes the OSPI interface.

Return values:

HyperRAM

memory status

Definition at line 127 of file stm32l4r9i_eval_ospi_ram.c.

References OSPI_RAM_ERROR, OSPI_RAM_MspInit(), OSPI_RAM_OK, and OspiRamHandle.

void BSP_OSPI_RAM_IRQHandler

(

void

)

Handles OctoSPI HyperRAM interrupt request.

Return values:

None

Definition at line 471 of file stm32l4r9i_eval_ospi_ram.c.

References OspiRamHandle.

uint8_t BSP_OSPI_RAM_LeaveDeepPowerDown

(

void

)

This function leave the HyperRAM memory from deep power down mode.

Return values:

HyperRAM

memory status

Definition at line 428 of file stm32l4r9i_eval_ospi_ram.c.

References OSPI_RAM_ERROR, OSPI_RAM_OK, and OspiRamHandle.

uint8_t BSP_OSPI_RAM_Read	(	uint8_t *	pData,
		uint32_t	ReadAddr,
		uint32_t	Size
	)

Reads an amount of data from the HyperRAM memory.

Parameters:

pData,:	Pointer to data to be read
ReadAddr,:	Read start address
Size,:	Size of data to read

Return values:

HyperRAM

memory status

Definition at line 202 of file stm32l4r9i_eval_ospi_ram.c.

References OSPI_RAM_ERROR, OSPI_RAM_OK, and OspiRamHandle.

uint8_t BSP_OSPI_RAM_Read_DMA	(	uint8_t *	pData,
		uint32_t	ReadAddr,
		uint32_t	Size
	)

Reads an amount of data from the HyperRAM memory in DMA mode.

Parameters:

pData,:	Pointer to data to be read
ReadAddr,:	Read start address
Size,:	Size of data to read

Return values:

HyperRAM

memory status

Definition at line 235 of file stm32l4r9i_eval_ospi_ram.c.

References OSPI_RAM_ERROR, OSPI_RAM_OK, and OspiRamHandle.

uint8_t BSP_OSPI_RAM_Write	(	uint8_t *	pData,
		uint32_t	WriteAddr,
		uint32_t	Size
	)

Writes an amount of data to the HyperRAM memory.

Parameters:

pData,:	Pointer to data to be written
WriteAddr,:	Write start address
Size,:	Size of data to write

Return values:

HyperRAM

memory status

Definition at line 268 of file stm32l4r9i_eval_ospi_ram.c.

References OSPI_RAM_ERROR, OSPI_RAM_OK, and OspiRamHandle.

uint8_t BSP_OSPI_RAM_Write_DMA	(	uint8_t *	pData,
		uint32_t	WriteAddr,
		uint32_t	Size
	)

Writes an amount of data to the HyperRAM memory in DMA mode.

Parameters:

pData,:	Pointer to data to be written
WriteAddr,:	Write start address
Size,:	Size of data to write

Return values:

HyperRAM

memory status

Definition at line 301 of file stm32l4r9i_eval_ospi_ram.c.

References OSPI_RAM_ERROR, OSPI_RAM_OK, and OspiRamHandle.