ST / BSP_DISCO_F769NI

STM32Cube BSP FW for STM32F769I-Discovery

Dependents:   mbed-os-example-blinky-5 DISCO-F769NI_TOUCHSCREEN_demo_custom_1 Datarecorder2 DISCO-F769NI_TOUCHSCREEN_demo ... more

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SDRAM Private Functions
Functions

SDRAM Private Functions
[STM32F769I_DISCOVERY SDRAM]

Functions

uint8_t BSP_SDRAM_Init (void)
 Initializes the SDRAM device.
uint8_t BSP_SDRAM_DeInit (void)
 DeInitializes the SDRAM device.
void BSP_SDRAM_Initialization_sequence (uint32_t RefreshCount)
 Programs the SDRAM device.
uint8_t BSP_SDRAM_ReadData (uint32_t uwStartAddress, uint32_t *pData, uint32_t uwDataSize)
 Reads an amount of data from the SDRAM memory in polling mode.
uint8_t BSP_SDRAM_ReadData_DMA (uint32_t uwStartAddress, uint32_t *pData, uint32_t uwDataSize)
 Reads an amount of data from the SDRAM memory in DMA mode.
uint8_t BSP_SDRAM_WriteData (uint32_t uwStartAddress, uint32_t *pData, uint32_t uwDataSize)
 Writes an amount of data to the SDRAM memory in polling mode.
uint8_t BSP_SDRAM_WriteData_DMA (uint32_t uwStartAddress, uint32_t *pData, uint32_t uwDataSize)
 Writes an amount of data to the SDRAM memory in DMA mode.
uint8_t BSP_SDRAM_Sendcmd (FMC_SDRAM_CommandTypeDef *SdramCmd)
 Sends command to the SDRAM bank.
__weak void BSP_SDRAM_MspInit (SDRAM_HandleTypeDef *hsdram, void *Params)
 Initializes SDRAM MSP.
__weak void BSP_SDRAM_MspDeInit (SDRAM_HandleTypeDef *hsdram, void *Params)
 DeInitializes SDRAM MSP.

Function Documentation

uint8_t BSP_SDRAM_DeInit ( void   )

DeInitializes the SDRAM device.

Return values:
SDRAMstatus

Definition at line 194 of file stm32f769i_discovery_sdram.c.

uint8_t BSP_SDRAM_Init ( void   )

Initializes the SDRAM device.

Return values:
SDRAMstatus

Definition at line 145 of file stm32f769i_discovery_sdram.c.

void BSP_SDRAM_Initialization_sequence ( uint32_t  RefreshCount )

Programs the SDRAM device.

Parameters:
RefreshCount,:SDRAM refresh counter value
Return values:
None

Definition at line 220 of file stm32f769i_discovery_sdram.c.

__weak void BSP_SDRAM_MspDeInit ( SDRAM_HandleTypeDef *  hsdram,
void *  Params 
)

DeInitializes SDRAM MSP.

Parameters:
hsdram,:SDRAM handle
Params
Return values:
None

Definition at line 472 of file stm32f769i_discovery_sdram.c.

__weak void BSP_SDRAM_MspInit ( SDRAM_HandleTypeDef *  hsdram,
void *  Params 
)

Initializes SDRAM MSP.

Parameters:
hsdram,:SDRAM handle
Params
Return values:
None

Definition at line 374 of file stm32f769i_discovery_sdram.c.

uint8_t BSP_SDRAM_ReadData ( uint32_t  uwStartAddress,
uint32_t *  pData,
uint32_t  uwDataSize 
)

Reads an amount of data from the SDRAM memory in polling mode.

Parameters:
uwStartAddress,:Read start address
pData,:Pointer to data to be read
uwDataSize,:Size of read data from the memory
Return values:
SDRAMstatus

Definition at line 282 of file stm32f769i_discovery_sdram.c.

uint8_t BSP_SDRAM_ReadData_DMA ( uint32_t  uwStartAddress,
uint32_t *  pData,
uint32_t  uwDataSize 
)

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

Parameters:
uwStartAddress,:Read start address
pData,:Pointer to data to be read
uwDataSize,:Size of read data from the memory
Return values:
SDRAMstatus

Definition at line 301 of file stm32f769i_discovery_sdram.c.

uint8_t BSP_SDRAM_Sendcmd ( FMC_SDRAM_CommandTypeDef *  SdramCmd )

Sends command to the SDRAM bank.

Parameters:
SdramCmd,:Pointer to SDRAM command structure
Return values:
SDRAMstatus

Definition at line 356 of file stm32f769i_discovery_sdram.c.

uint8_t BSP_SDRAM_WriteData ( uint32_t  uwStartAddress,
uint32_t *  pData,
uint32_t  uwDataSize 
)

Writes an amount of data to the SDRAM memory in polling mode.

Parameters:
uwStartAddress,:Write start address
pData,:Pointer to data to be written
uwDataSize,:Size of written data from the memory
Return values:
SDRAMstatus

Definition at line 320 of file stm32f769i_discovery_sdram.c.

uint8_t BSP_SDRAM_WriteData_DMA ( uint32_t  uwStartAddress,
uint32_t *  pData,
uint32_t  uwDataSize 
)

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

Parameters:
uwStartAddress,:Write start address
pData,:Pointer to data to be written
uwDataSize,:Size of written data from the memory
Return values:
SDRAMstatus

Definition at line 339 of file stm32f769i_discovery_sdram.c.

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