ST STM32F2 - Hal_Sram_Read_Dma; Hal_Sram_Writeoperation_Disable; Hal_Sram_Writeoperation_Enable; Hal_Sram_Write_Dma

UM1940
HAL SRAM Generic Driver
DocID028236 Rev 2
571/1371
HAL_SRAM_Read_DMA
Function name
HAL_StatusTypeDef HAL_SRAM_Read_DMA
(SRAM_HandleTypeDef * hsram, uint32_t * pAddress, uint32_t
* pDstBuffer, uint32_t BufferSize)
Function description
Reads a Words data from the SRAM memory using DMA transfer.
Parameters
hsram: pointer to a SRAM_HandleTypeDef structure that
contains the configuration information for SRAM 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
HAL_SRAM_Write_DMA
Function name
HAL_StatusTypeDef HAL_SRAM_Write_DMA
(SRAM_HandleTypeDef * hsram, uint32_t * pAddress, uint32_t
* pSrcBuffer, uint32_t BufferSize)
Function description
Writes a Words data buffer to SRAM memory using DMA transfer.
Parameters
hsram: pointer to a SRAM_HandleTypeDef structure that
contains the configuration information for SRAM 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
HAL_SRAM_WriteOperation_Enable
Function name
HAL_StatusTypeDef HAL_SRAM_WriteOperation_Enable
(SRAM_HandleTypeDef * hsram)
Function description
Enables dynamically SRAM write operation.
Parameters
hsram: pointer to a SRAM_HandleTypeDef structure that
contains the configuration information for SRAM module.
Return values
HAL: status
HAL_SRAM_WriteOperation_Disable
Function name
HAL_StatusTypeDef HAL_SRAM_WriteOperation_Disable
(SRAM_HandleTypeDef * hsram)
Function description
Disables dynamically SRAM write operation.
Parameters
hsram: pointer to a SRAM_HandleTypeDef structure that
contains the configuration information for SRAM module.
Return values
HAL: status
HAL_SRAM_GetState
Function name
HAL_SRAM_StateTypeDef HAL_SRAM_GetState
(SRAM_HandleTypeDef * hsram)