stm32l4xx_hal_dma.h File Reference

Header file of DMA HAL module. More...

Go to the source code of this file.

Data Structures
struct	__DMA_HandleTypeDef
	DMA handle Structure definition. More...

Typedefs
typedef struct __DMA_HandleTypeDef	DMA_HandleTypeDef
	DMA handle Structure definition. More...

Enumerations
enum	HAL_DMA_StateTypeDef { HAL_DMA_STATE_RESET = 0x00U, HAL_DMA_STATE_READY = 0x01U, HAL_DMA_STATE_BUSY = 0x02U, HAL_DMA_STATE_TIMEOUT = 0x03U }
	HAL DMA State structures definition. More...
enum	HAL_DMA_LevelCompleteTypeDef { HAL_DMA_FULL_TRANSFER = 0x00U, HAL_DMA_HALF_TRANSFER = 0x01U }
	HAL DMA Error Code structure definition. More...
enum	HAL_DMA_CallbackIDTypeDef {   HAL_DMA_XFER_CPLT_CB_ID = 0x00U, HAL_DMA_XFER_HALFCPLT_CB_ID = 0x01U, HAL_DMA_XFER_ERROR_CB_ID = 0x02U, HAL_DMA_XFER_ABORT_CB_ID = 0x03U,   HAL_DMA_XFER_ALL_CB_ID = 0x04U }
	HAL DMA Callback ID structure definition. More...

Functions
HAL_StatusTypeDef	HAL_DMA_Init (DMA_HandleTypeDef *hdma)
	Initialize the DMA according to the specified parameters in the DMA_InitTypeDef and initialize the associated handle. More...
HAL_StatusTypeDef	HAL_DMA_DeInit (DMA_HandleTypeDef *hdma)
	DeInitialize the DMA peripheral. More...
HAL_StatusTypeDef	HAL_DMA_Start (DMA_HandleTypeDef *hdma, uint32_t SrcAddress, uint32_t DstAddress, uint32_t DataLength)
	Start the DMA Transfer. More...
HAL_StatusTypeDef	HAL_DMA_Start_IT (DMA_HandleTypeDef *hdma, uint32_t SrcAddress, uint32_t DstAddress, uint32_t DataLength)
	Start the DMA Transfer with interrupt enabled. More...
HAL_StatusTypeDef	HAL_DMA_Abort (DMA_HandleTypeDef *hdma)
	Abort the DMA Transfer. More...
HAL_StatusTypeDef	HAL_DMA_Abort_IT (DMA_HandleTypeDef *hdma)
	Aborts the DMA Transfer in Interrupt mode. More...
HAL_StatusTypeDef	HAL_DMA_PollForTransfer (DMA_HandleTypeDef *hdma, HAL_DMA_LevelCompleteTypeDef CompleteLevel, uint32_t Timeout)
	Polling for transfer complete. More...
void	HAL_DMA_IRQHandler (DMA_HandleTypeDef *hdma)
	Handle DMA interrupt request. More...
HAL_StatusTypeDef	HAL_DMA_RegisterCallback (DMA_HandleTypeDef *hdma, HAL_DMA_CallbackIDTypeDef CallbackID, void(*pCallback)(DMA_HandleTypeDef *_hdma))
	Register callbacks. More...
HAL_StatusTypeDef	HAL_DMA_UnRegisterCallback (DMA_HandleTypeDef *hdma, HAL_DMA_CallbackIDTypeDef CallbackID)
	UnRegister callbacks. More...
HAL_DMA_StateTypeDef	HAL_DMA_GetState (DMA_HandleTypeDef *hdma)
	Return the DMA handle state. More...
uint32_t	HAL_DMA_GetError (DMA_HandleTypeDef *hdma)
	Return the DMA error code. More...

Variables
	C

Detailed Description

Header file of DMA HAL module.

Author

MCD Application Team

Attention

© Copyright (c) 2017 STMicroelectronics. All rights reserved.

This software component is licensed by ST under BSD 3-Clause license, the "License"; You may not use this file except in compliance with the License. You may obtain a copy of the License at: opensource.org/licenses/BSD-3-Clause

Definition in file stm32l4xx_hal_dma.h.

Typedef Documentation

DMA_HandleTypeDef

typedef struct __DMA_HandleTypeDef DMA_HandleTypeDef

DMA handle Structure definition.

Enumeration Type Documentation

HAL_DMA_CallbackIDTypeDef

enum HAL_DMA_CallbackIDTypeDef

HAL DMA Callback ID structure definition.

Enumerator
HAL_DMA_XFER_CPLT_CB_ID	Full transfer
HAL_DMA_XFER_HALFCPLT_CB_ID	Half transfer
HAL_DMA_XFER_ERROR_CB_ID	Error
HAL_DMA_XFER_ABORT_CB_ID	Abort
HAL_DMA_XFER_ALL_CB_ID	All

Definition at line 101 of file stm32l4xx_hal_dma.h.

{
  HAL_DMA_XFER_CPLT_CB_ID          = 0x00U,    
  HAL_DMA_XFER_HALFCPLT_CB_ID      = 0x01U,    
  HAL_DMA_XFER_ERROR_CB_ID         = 0x02U,    
  HAL_DMA_XFER_ABORT_CB_ID         = 0x03U,    
  HAL_DMA_XFER_ALL_CB_ID           = 0x04U     
}HAL_DMA_CallbackIDTypeDef;

HAL_DMA_LevelCompleteTypeDef

enum HAL_DMA_LevelCompleteTypeDef

HAL DMA Error Code structure definition.

Enumerator
HAL_DMA_FULL_TRANSFER	Full transfer
HAL_DMA_HALF_TRANSFER	Half Transfer

Definition at line 91 of file stm32l4xx_hal_dma.h.

{
  HAL_DMA_FULL_TRANSFER      = 0x00U,    
  HAL_DMA_HALF_TRANSFER      = 0x01U     
}HAL_DMA_LevelCompleteTypeDef;

HAL_DMA_StateTypeDef

enum HAL_DMA_StateTypeDef

HAL DMA State structures definition.

Enumerator
HAL_DMA_STATE_RESET	DMA not yet initialized or disabled
HAL_DMA_STATE_READY	DMA initialized and ready for use
HAL_DMA_STATE_BUSY	DMA process is ongoing
HAL_DMA_STATE_TIMEOUT	DMA timeout state

Definition at line 80 of file stm32l4xx_hal_dma.h.

{
  HAL_DMA_STATE_RESET             = 0x00U,  
  HAL_DMA_STATE_READY             = 0x01U,  
  HAL_DMA_STATE_BUSY              = 0x02U,  
  HAL_DMA_STATE_TIMEOUT           = 0x03U,  
}HAL_DMA_StateTypeDef;

Variable Documentation

C

C