management functions More...

Collaboration diagram for FMC_LL_SDRAMPrivate_Functions_Group2:

Functions
HAL_StatusTypeDef	FMC_SDRAM_WriteProtection_Enable (FMC_SDRAM_TypeDef *Device, uint32_t Bank)
	Enables dynamically FMC_SDRAM write protection. More...

HAL_StatusTypeDef	FMC_SDRAM_WriteProtection_Disable (FMC_SDRAM_TypeDef *Device, uint32_t Bank)
	Disables dynamically FMC_SDRAM write protection. More...

HAL_StatusTypeDef	FMC_SDRAM_SendCommand (FMC_SDRAM_TypeDef Device, FMC_SDRAM_CommandTypeDef Command, uint32_t Timeout)
	Send Command to the FMC SDRAM bank. More...

HAL_StatusTypeDef	FMC_SDRAM_ProgramRefreshRate (FMC_SDRAM_TypeDef *Device, uint32_t RefreshRate)
	Program the SDRAM Memory Refresh rate. More...

HAL_StatusTypeDef	FMC_SDRAM_SetAutoRefreshNumber (FMC_SDRAM_TypeDef *Device, uint32_t AutoRefreshNumber)
	Set the Number of consecutive SDRAM Memory auto Refresh commands. More...

uint32_t	FMC_SDRAM_GetModeStatus (const FMC_SDRAM_TypeDef *Device, uint32_t Bank)
	Returns the indicated FMC SDRAM bank mode status. More...

Detailed Description

management functions

  ==============================================================================
                      ##### FMC_SDRAM Control functions #####
  ==============================================================================
  [..]
    This subsection provides a set of functions allowing to control dynamically
    the FMC SDRAM interface.

Function Documentation

◆ FMC_SDRAM_GetModeStatus()

uint32_t FMC_SDRAM_GetModeStatus	(	const FMC_SDRAM_TypeDef *	Device,
		uint32_t	Bank
	)

Returns the indicated FMC SDRAM bank mode status.

Parameters

Device	Pointer to SDRAM device instance
Bank	Defines the FMC SDRAM bank. This parameter can be FMC_Bank1_SDRAM or FMC_Bank2_SDRAM.

Return values

The	FMC SDRAM bank mode status, could be on of the following values: FMC_SDRAM_NORMAL_MODE, FMC_SDRAM_SELF_REFRESH_MODE or FMC_SDRAM_POWER_DOWN_MODE.

Definition at line 1453 of file stm32f4xx_ll_fmc.c.

◆ FMC_SDRAM_ProgramRefreshRate()

HAL_StatusTypeDef FMC_SDRAM_ProgramRefreshRate	(	FMC_SDRAM_TypeDef *	Device,
		uint32_t	RefreshRate
	)

Program the SDRAM Memory Refresh rate.

Parameters

Device	Pointer to SDRAM device instance
RefreshRate	The SDRAM refresh rate value.

Return values

HAL state

Definition at line 1413 of file stm32f4xx_ll_fmc.c.

◆ FMC_SDRAM_SendCommand()

HAL_StatusTypeDef FMC_SDRAM_SendCommand	(	FMC_SDRAM_TypeDef *	Device,
		FMC_SDRAM_CommandTypeDef *	Command,
		uint32_t	Timeout
	)

Send Command to the FMC SDRAM bank.

Parameters

Device	Pointer to SDRAM device instance
Command	Pointer to SDRAM command structure
Timing	Pointer to SDRAM Timing structure
Timeout	Timeout wait value

Return values

HAL state

Definition at line 1373 of file stm32f4xx_ll_fmc.c.

◆ FMC_SDRAM_SetAutoRefreshNumber()

HAL_StatusTypeDef FMC_SDRAM_SetAutoRefreshNumber	(	FMC_SDRAM_TypeDef *	Device,
		uint32_t	AutoRefreshNumber
	)

Set the Number of consecutive SDRAM Memory auto Refresh commands.

Parameters

Device	Pointer to SDRAM device instance
AutoRefreshNumber	Specifies the auto Refresh number.

Return values

None

Definition at line 1431 of file stm32f4xx_ll_fmc.c.

◆ FMC_SDRAM_WriteProtection_Disable()

HAL_StatusTypeDef FMC_SDRAM_WriteProtection_Disable	(	FMC_SDRAM_TypeDef *	Device,
		uint32_t	Bank
	)

Disables dynamically FMC_SDRAM write protection.

Parameters

hsdram FMC_SDRAM handle

Return values

HAL status

Definition at line 1353 of file stm32f4xx_ll_fmc.c.

◆ FMC_SDRAM_WriteProtection_Enable()

HAL_StatusTypeDef FMC_SDRAM_WriteProtection_Enable	(	FMC_SDRAM_TypeDef *	Device,
		uint32_t	Bank
	)

Enables dynamically FMC_SDRAM write protection.

Parameters

Device	Pointer to SDRAM device instance
Bank	SDRAM bank number

Return values

HAL status

Definition at line 1336 of file stm32f4xx_ll_fmc.c.