GitBucket
Newer
/**
******************************************************************************
* @file stm32l0xx_hal_dma.h
* @author MCD Application Team
* @brief Header file of DMA HAL module.
******************************************************************************
* @attention
*
* <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics.
* All rights reserved.</center></h2>
*
* 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
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef STM32L0xx_HAL_DMA_H
#define STM32L0xx_HAL_DMA_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32l0xx_hal_def.h"
/** @addtogroup STM32L0xx_HAL_Driver
* @{
*/
/** @addtogroup DMA
* @{
*/
/* Exported types ------------------------------------------------------------*/
/** @defgroup DMA_Exported_Types DMA Exported Types
* @{
*/
/**
* @brief DMA Configuration Structure definition
*/
typedef struct
{
uint32_t Request; /*!< Specifies the request selected for the specified channel.
This parameter can be a value of @ref DMA_request */
uint32_t Direction; /*!< Specifies if the data will be transferred from memory to peripheral,
from memory to memory or from peripheral to memory.
This parameter can be a value of @ref DMA_Data_transfer_direction */
uint32_t PeriphInc; /*!< Specifies whether the Peripheral address register should be incremented or not.
This parameter can be a value of @ref DMA_Peripheral_incremented_mode */
uint32_t MemInc; /*!< Specifies whether the memory address register should be incremented or not.
This parameter can be a value of @ref DMA_Memory_incremented_mode */
uint32_t PeriphDataAlignment; /*!< Specifies the Peripheral data width.
This parameter can be a value of @ref DMA_Peripheral_data_size */
uint32_t MemDataAlignment; /*!< Specifies the Memory data width.
This parameter can be a value of @ref DMA_Memory_data_size */
uint32_t Mode; /*!< Specifies the operation mode of the DMAy Channelx.
This parameter can be a value of @ref DMA_mode
@note The circular buffer mode cannot be used if the memory-to-memory
data transfer is configured on the selected Channel */
uint32_t Priority; /*!< Specifies the software priority for the DMAy Channelx.
This parameter can be a value of @ref DMA_Priority_level */
} DMA_InitTypeDef;
/**
* @brief HAL DMA State structures definition
*/
typedef enum
{
HAL_DMA_STATE_RESET = 0x00U, /*!< DMA not yet initialized or disabled */
HAL_DMA_STATE_READY = 0x01U, /*!< DMA initialized and ready for use */
HAL_DMA_STATE_BUSY = 0x02U, /*!< DMA process is ongoing */
HAL_DMA_STATE_TIMEOUT = 0x03U, /*!< DMA timeout state */
}HAL_DMA_StateTypeDef;
/**
* @brief HAL DMA Error Code structure definition
*/
typedef enum
{
HAL_DMA_FULL_TRANSFER = 0x00U, /*!< Full transfer */
HAL_DMA_HALF_TRANSFER = 0x01U /*!< Half Transfer */
}HAL_DMA_LevelCompleteTypeDef;
/**
* @brief HAL DMA Callback ID structure definition
*/
typedef enum
{
HAL_DMA_XFER_CPLT_CB_ID = 0x00U, /*!< Full transfer */
HAL_DMA_XFER_HALFCPLT_CB_ID = 0x01U, /*!< Half transfer */
HAL_DMA_XFER_ERROR_CB_ID = 0x02U, /*!< Error */
HAL_DMA_XFER_ABORT_CB_ID = 0x03U, /*!< Abort */
HAL_DMA_XFER_ALL_CB_ID = 0x04U /*!< All */
}HAL_DMA_CallbackIDTypeDef;
/**
* @brief DMA handle Structure definition
*/
typedef struct __DMA_HandleTypeDef
{
DMA_Channel_TypeDef *Instance; /*!< Register base address */
DMA_InitTypeDef Init; /*!< DMA communication parameters */
HAL_LockTypeDef Lock; /*!< DMA locking object */
__IO HAL_DMA_StateTypeDef State; /*!< DMA transfer state */
void *Parent; /*!< Parent object state */
void (* XferCpltCallback)(struct __DMA_HandleTypeDef * hdma); /*!< DMA transfer complete callback */
void (* XferHalfCpltCallback)(struct __DMA_HandleTypeDef * hdma); /*!< DMA Half transfer complete callback */
void (* XferErrorCallback)(struct __DMA_HandleTypeDef * hdma); /*!< DMA transfer error callback */
void (* XferAbortCallback)( struct __DMA_HandleTypeDef * hdma); /*!< DMA transfer abort callback */
__IO uint32_t ErrorCode; /*!< DMA Error code */
DMA_TypeDef *DmaBaseAddress; /*!< DMA Channel Base Address */
uint32_t ChannelIndex; /*!< DMA Channel Index */
}DMA_HandleTypeDef;
/**
* @}
*/
/* Exported constants --------------------------------------------------------*/
/** @defgroup DMA_Exported_Constants DMA Exported Constants
* @{
*/
/** @defgroup DMA_Error_Code DMA Error Code
* @{
*/
#define HAL_DMA_ERROR_NONE 0x00000000U /*!< No error */
#define HAL_DMA_ERROR_TE 0x00000001U /*!< Transfer error */
#define HAL_DMA_ERROR_NO_XFER 0x00000004U /*!< Abort requested with no Xfer ongoing */
#define HAL_DMA_ERROR_TIMEOUT 0x00000020U /*!< Timeout error */
#define HAL_DMA_ERROR_NOT_SUPPORTED 0x00000100U /*!< Not supported mode */
/**
* @}
*/
/** @defgroup DMA_request DMA request
* @{
*/
#if defined (STM32L010x4) || defined (STM32L010x6) || defined (STM32L010x8) || defined (STM32L010xC)
#define DMA_REQUEST_0 0U
#define DMA_REQUEST_1 1U
#define DMA_REQUEST_4 4U
#define DMA_REQUEST_5 5U
#define DMA_REQUEST_6 6U
#define DMA_REQUEST_8 8U
#define IS_DMA_ALL_REQUEST(REQUEST) (((REQUEST) == DMA_REQUEST_0) || \
((REQUEST) == DMA_REQUEST_1) || \
((REQUEST) == DMA_REQUEST_4) || \
((REQUEST) == DMA_REQUEST_5) || \
((REQUEST) == DMA_REQUEST_6) || \
((REQUEST) == DMA_REQUEST_8))
/* STM32L010x4 || STM32L010x6 || STM32L010x8 || STM32L010xC */
#elif defined (STM32L021xx) || defined (STM32L041xx) || defined (STM32L061xx) || defined (STM32L062xx) || defined (STM32L063xx) || defined (STM32L081xx) || defined (STM32L082xx) || defined (STM32L083xx)
#define DMA_REQUEST_0 0U
#define DMA_REQUEST_1 1U
#define DMA_REQUEST_2 2U
#define DMA_REQUEST_3 3U
#define DMA_REQUEST_4 4U
#define DMA_REQUEST_5 5U
#define DMA_REQUEST_6 6U
#define DMA_REQUEST_7 7U
#define DMA_REQUEST_8 8U
#define DMA_REQUEST_9 9U
#define DMA_REQUEST_10 10U
#define DMA_REQUEST_11 11U /* AES product only */
#define DMA_REQUEST_12 12U
#define DMA_REQUEST_13 13U
#define DMA_REQUEST_14 14U
#define DMA_REQUEST_15 15U
#define IS_DMA_ALL_REQUEST(REQUEST) (((REQUEST) == DMA_REQUEST_0) || \
((REQUEST) == DMA_REQUEST_1) || \
((REQUEST) == DMA_REQUEST_2) || \
((REQUEST) == DMA_REQUEST_3) || \
((REQUEST) == DMA_REQUEST_4) || \
((REQUEST) == DMA_REQUEST_5) || \
((REQUEST) == DMA_REQUEST_6) || \
((REQUEST) == DMA_REQUEST_7) || \
((REQUEST) == DMA_REQUEST_8) || \
((REQUEST) == DMA_REQUEST_9) || \
((REQUEST) == DMA_REQUEST_10) || \
((REQUEST) == DMA_REQUEST_11) || \
((REQUEST) == DMA_REQUEST_12) || \
((REQUEST) == DMA_REQUEST_13) || \
((REQUEST) == DMA_REQUEST_14) || \
((REQUEST) == DMA_REQUEST_15))
/* (STM32L021xx) || (STM32L041xx) || (STM32L061xx) || (STM32L062xx) || (STM32L063xx) || (STM32L081xx) || (STM32L082xx) || (STM32L083xx) */
#else
#define DMA_REQUEST_0 0U
#define DMA_REQUEST_1 1U
#define DMA_REQUEST_2 2U
#define DMA_REQUEST_3 3U
#define DMA_REQUEST_4 4U
#define DMA_REQUEST_5 5U
#define DMA_REQUEST_6 6U
#define DMA_REQUEST_7 7U
#define DMA_REQUEST_8 8U
#define DMA_REQUEST_9 9U
#define DMA_REQUEST_10 10U
#define DMA_REQUEST_12 12U
#define DMA_REQUEST_13 13U
#define DMA_REQUEST_14 14U
#define DMA_REQUEST_15 15U
#define IS_DMA_ALL_REQUEST(REQUEST) (((REQUEST) == DMA_REQUEST_0) || \
((REQUEST) == DMA_REQUEST_1) || \
((REQUEST) == DMA_REQUEST_2) || \
((REQUEST) == DMA_REQUEST_3) || \
((REQUEST) == DMA_REQUEST_4) || \
((REQUEST) == DMA_REQUEST_5) || \
((REQUEST) == DMA_REQUEST_6) || \
((REQUEST) == DMA_REQUEST_7) || \
((REQUEST) == DMA_REQUEST_8) || \
((REQUEST) == DMA_REQUEST_9) || \
((REQUEST) == DMA_REQUEST_10) || \
((REQUEST) == DMA_REQUEST_12) || \
((REQUEST) == DMA_REQUEST_13) || \
((REQUEST) == DMA_REQUEST_14) || \
((REQUEST) == DMA_REQUEST_15))
#endif /* (STM32L031xx) || (STM32L051xx) || (STM32L052xx) || (STM32L053xx) || (STM32L071xx) || (STM32L072xx) || (STM32L073xx) */
/**
* @}
*/
/** @defgroup DMA_Data_transfer_direction DMA Data transfer direction
* @{
*/
#define DMA_PERIPH_TO_MEMORY 0x00000000U /*!< Peripheral to memory direction */
#define DMA_MEMORY_TO_PERIPH DMA_CCR_DIR /*!< Memory to peripheral direction */
#define DMA_MEMORY_TO_MEMORY DMA_CCR_MEM2MEM /*!< Memory to memory direction */
/**
* @}
*/
/** @defgroup DMA_Peripheral_incremented_mode DMA Peripheral incremented mode
* @{
*/
#define DMA_PINC_ENABLE DMA_CCR_PINC /*!< Peripheral increment mode Enable */
#define DMA_PINC_DISABLE 0x00000000U /*!< Peripheral increment mode Disable */
/**
* @}
*/
/** @defgroup DMA_Memory_incremented_mode DMA Memory incremented mode
* @{
*/
#define DMA_MINC_ENABLE DMA_CCR_MINC /*!< Memory increment mode Enable */
#define DMA_MINC_DISABLE 0x00000000U /*!< Memory increment mode Disable */
/**
* @}
*/
/** @defgroup DMA_Peripheral_data_size DMA Peripheral data size
* @{
*/
#define DMA_PDATAALIGN_BYTE 0x00000000U /*!< Peripheral data alignment : Byte */
#define DMA_PDATAALIGN_HALFWORD DMA_CCR_PSIZE_0 /*!< Peripheral data alignment : HalfWord */
#define DMA_PDATAALIGN_WORD DMA_CCR_PSIZE_1 /*!< Peripheral data alignment : Word */
/**
* @}
*/
/** @defgroup DMA_Memory_data_size DMA Memory data size
* @{
*/
#define DMA_MDATAALIGN_BYTE 0x00000000U /*!< Memory data alignment : Byte */
#define DMA_MDATAALIGN_HALFWORD DMA_CCR_MSIZE_0 /*!< Memory data alignment : HalfWord */
#define DMA_MDATAALIGN_WORD DMA_CCR_MSIZE_1 /*!< Memory data alignment : Word */
/**
* @}
*/
/** @defgroup DMA_mode DMA mode
* @{
*/
#define DMA_NORMAL 0x00000000U /*!< Normal mode */
#define DMA_CIRCULAR DMA_CCR_CIRC /*!< Circular mode */
/**
* @}
*/
/** @defgroup DMA_Priority_level DMA Priority level
* @{
*/
#define DMA_PRIORITY_LOW 0x00000000U /*!< Priority level : Low */
#define DMA_PRIORITY_MEDIUM DMA_CCR_PL_0 /*!< Priority level : Medium */
#define DMA_PRIORITY_HIGH DMA_CCR_PL_1 /*!< Priority level : High */
#define DMA_PRIORITY_VERY_HIGH DMA_CCR_PL /*!< Priority level : Very_High */
/**
* @}
*/
/** @defgroup DMA_interrupt_enable_definitions DMA interrupt enable definitions
* @{
*/
#define DMA_IT_TC DMA_CCR_TCIE
#define DMA_IT_HT DMA_CCR_HTIE
#define DMA_IT_TE DMA_CCR_TEIE
/**
* @}
*/
/** @defgroup DMA_flag_definitions DMA flag definitions
* @{
*/
#define DMA_FLAG_GL1 DMA_ISR_GIF1
#define DMA_FLAG_TC1 DMA_ISR_TCIF1
#define DMA_FLAG_HT1 DMA_ISR_HTIF1
#define DMA_FLAG_TE1 DMA_ISR_TEIF1
#define DMA_FLAG_GL2 DMA_ISR_GIF2
#define DMA_FLAG_TC2 DMA_ISR_TCIF2
#define DMA_FLAG_HT2 DMA_ISR_HTIF2
#define DMA_FLAG_TE2 DMA_ISR_TEIF2
#define DMA_FLAG_GL3 DMA_ISR_GIF3
#define DMA_FLAG_TC3 DMA_ISR_TCIF3
#define DMA_FLAG_HT3 DMA_ISR_HTIF3
#define DMA_FLAG_TE3 DMA_ISR_TEIF3
#define DMA_FLAG_GL4 DMA_ISR_GIF4
#define DMA_FLAG_TC4 DMA_ISR_TCIF4
#define DMA_FLAG_HT4 DMA_ISR_HTIF4
#define DMA_FLAG_TE4 DMA_ISR_TEIF4
#define DMA_FLAG_GL5 DMA_ISR_GIF5
#define DMA_FLAG_TC5 DMA_ISR_TCIF5
#define DMA_FLAG_HT5 DMA_ISR_HTIF5
#define DMA_FLAG_TE5 DMA_ISR_TEIF5
#define DMA_FLAG_GL6 DMA_ISR_GIF6
#define DMA_FLAG_TC6 DMA_ISR_TCIF6
#define DMA_FLAG_HT6 DMA_ISR_HTIF6
#define DMA_FLAG_TE6 DMA_ISR_TEIF6
#define DMA_FLAG_GL7 DMA_ISR_GIF7
#define DMA_FLAG_TC7 DMA_ISR_TCIF7
#define DMA_FLAG_HT7 DMA_ISR_HTIF7
#define DMA_FLAG_TE7 DMA_ISR_TEIF7
/**
* @}
*/
/**
* @}
*/
/* Exported macros -----------------------------------------------------------*/
/** @defgroup DMA_Exported_Macros DMA Exported Macros
* @{
*/
/** @brief Reset DMA handle state.
* @param __HANDLE__: DMA handle
* @retval None
*/
#define __HAL_DMA_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_DMA_STATE_RESET)
/**
* @brief Enable the specified DMA Channel.
* @param __HANDLE__: DMA handle
* @retval None
*/
#define __HAL_DMA_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CCR |= DMA_CCR_EN)
/**
* @brief Disable the specified DMA Channel.
* @param __HANDLE__: DMA handle
* @retval None
*/
#define __HAL_DMA_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CCR &= ~DMA_CCR_EN)
/* Interrupt & Flag management */
/**
* @brief Return the current DMA Channel transfer complete flag.
* @param __HANDLE__: DMA handle
* @retval The specified transfer complete flag index.
*/
#if defined (STM32L010x4) || defined (STM32L011xx) || defined (STM32L021xx)
#define __HAL_DMA_GET_TC_FLAG_INDEX(__HANDLE__) \
(((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel1))? DMA_FLAG_TC1 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_FLAG_TC2 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_FLAG_TC3 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_FLAG_TC4 :\
DMA_FLAG_TC5)
#else
#define __HAL_DMA_GET_TC_FLAG_INDEX(__HANDLE__) \
(((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel1))? DMA_FLAG_TC1 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_FLAG_TC2 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_FLAG_TC3 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_FLAG_TC4 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel5))? DMA_FLAG_TC5 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel6))? DMA_FLAG_TC6 :\
DMA_FLAG_TC7)
#endif
/**
* @brief Return the current DMA Channel half transfer complete flag.
* @param __HANDLE__: DMA handle
* @retval The specified half transfer complete flag index.
*/
#if defined (STM32L010x4) || defined (STM32L011xx) || defined (STM32L021xx)
#define __HAL_DMA_GET_HT_FLAG_INDEX(__HANDLE__)\
(((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel1))? DMA_FLAG_HT1 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_FLAG_HT2 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_FLAG_HT3 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_FLAG_HT4 :\
DMA_FLAG_HT5)
#else
#define __HAL_DMA_GET_HT_FLAG_INDEX(__HANDLE__)\
(((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel1))? DMA_FLAG_HT1 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_FLAG_HT2 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_FLAG_HT3 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_FLAG_HT4 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel5))? DMA_FLAG_HT5 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel6))? DMA_FLAG_HT6 :\
DMA_FLAG_HT7)
#endif
/**
* @brief Returns the current DMA Channel transfer error flag.
* @param __HANDLE__ DMA handle
* @retval The specified transfer error flag index.
*/
#if defined (STM32L010x4) || defined (STM32L011xx) || defined (STM32L021xx)
#define __HAL_DMA_GET_TE_FLAG_INDEX(__HANDLE__)\
(((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel1))? DMA_FLAG_TE1 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_FLAG_TE2 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_FLAG_TE3 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_FLAG_TE4 :\
DMA_FLAG_TE5)
#else
#define __HAL_DMA_GET_TE_FLAG_INDEX(__HANDLE__)\
(((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel1))? DMA_FLAG_TE1 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_FLAG_TE2 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_FLAG_TE3 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_FLAG_TE4 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel5))? DMA_FLAG_TE5 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel6))? DMA_FLAG_TE6 :\
DMA_FLAG_TE7)
#endif
/**
* @brief Returns the current DMA Channel Global interrupt flag.
* @param __HANDLE__ DMA handle
* @retval The specified transfer error flag index.
*/
#if defined (STM32L010x4) || defined (STM32L011xx) || defined (STM32L021xx)
#define __HAL_DMA_GET_GI_FLAG_INDEX(__HANDLE__)\
(((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel1))? DMA_ISR_GIF1 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_ISR_GIF2 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_ISR_GIF3 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_ISR_GIF4 :\
DMA_ISR_GIF5)
#else
#define __HAL_DMA_GET_GI_FLAG_INDEX(__HANDLE__)\
(((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel1))? DMA_ISR_GIF1 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_ISR_GIF2 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_ISR_GIF3 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_ISR_GIF4 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel5))? DMA_ISR_GIF5 :\
((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel6))? DMA_ISR_GIF6 :\
DMA_ISR_GIF7)
#endif
/**
* @brief Get the DMA Channel pending flags.
* @param __HANDLE__ DMA handle
* @param __FLAG__ Get the specified flag.
* This parameter can be any combination of the following values:
* @arg DMA_FLAG_TCIFx: Transfer complete flag
* @arg DMA_FLAG_HTIFx: Half transfer complete flag
* @arg DMA_FLAG_TEIFx: Transfer error flag
* @arg DMA_ISR_GIFx: Global interrupt flag
* Where x can be 0_4, 1_5, 2_6 or 3_7 to select the DMA Channel flag.
* @retval The state of FLAG (SET or RESET).
*/
#define __HAL_DMA_GET_FLAG(__HANDLE__, __FLAG__) (DMA1->ISR & (__FLAG__))
/**
* @brief Clears the DMA Channel pending flags.
* @param __HANDLE__ DMA handle
* @param __FLAG__ specifies the flag to clear.
* This parameter can be any combination of the following values:
* @arg DMA_FLAG_TCx: Transfer complete flag
* @arg DMA_FLAG_HTx: Half transfer complete flag
* @arg DMA_FLAG_TEx: Transfer error flag
* @arg DMA_FLAG_GLx: Global interrupt flag
* Where x can be 0_4, 1_5, 2_6 or 3_7 to select the DMA Channel flag.
* @retval None
*/
#define __HAL_DMA_CLEAR_FLAG(__HANDLE__, __FLAG__) (DMA1->IFCR = (__FLAG__))
/**
* @brief Enable the specified DMA Channel interrupts.
* @param __HANDLE__: DMA handle
* @param __INTERRUPT__: specifies the DMA interrupt sources to be enabled or disabled.
* This parameter can be any combination of the following values:
* @arg DMA_IT_TC: Transfer complete interrupt mask
* @arg DMA_IT_HT: Half transfer complete interrupt mask
* @arg DMA_IT_TE: Transfer error interrupt mask
* @retval None
*/
#define __HAL_DMA_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CCR |= (__INTERRUPT__))
/**
* @brief Disable the specified DMA Channel interrupts.
* @param __HANDLE__: DMA handle
* @param __INTERRUPT__: specifies the DMA interrupt sources to be enabled or disabled.
* This parameter can be any combination of the following values:
* @arg DMA_IT_TC: Transfer complete interrupt mask
* @arg DMA_IT_HT: Half transfer complete interrupt mask
* @arg DMA_IT_TE: Transfer error interrupt mask
* @retval None
*/
#define __HAL_DMA_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CCR &= ~(__INTERRUPT__))
/**
* @brief Check whether the specified DMA Channel interrupt is enabled or not.
* @param __HANDLE__: DMA handle
* @param __INTERRUPT__: specifies the DMA interrupt source to check.
* This parameter can be one of the following values:
* @arg DMA_IT_TC: Transfer complete interrupt mask
* @arg DMA_IT_HT: Half transfer complete interrupt mask
* @arg DMA_IT_TE: Transfer error interrupt mask
* @retval The state of DMA_IT (SET or RESET).
*/
#define __HAL_DMA_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->CCR & (__INTERRUPT__)))
/**
* @brief Return the number of remaining data units in the current DMA Channel transfer.
* @param __HANDLE__: DMA handle
* @retval The number of remaining data units in the current DMA Channel transfer.
*/
#define __HAL_DMA_GET_COUNTER(__HANDLE__) ((__HANDLE__)->Instance->CNDTR)
/**
* @}
*/
/* Exported functions --------------------------------------------------------*/
/** @addtogroup DMA_Exported_Functions
* @{
*/
/** @addtogroup DMA_Exported_Functions_Group1
* @{
*/
/* Initialization and de-initialization functions *****************************/
HAL_StatusTypeDef HAL_DMA_Init(DMA_HandleTypeDef *hdma);
HAL_StatusTypeDef HAL_DMA_DeInit (DMA_HandleTypeDef *hdma);
/**
* @}
*/
/** @addtogroup DMA_Exported_Functions_Group2
* @{
*/
/* IO operation functions *****************************************************/
HAL_StatusTypeDef HAL_DMA_Start (DMA_HandleTypeDef *hdma, uint32_t SrcAddress, uint32_t DstAddress, uint32_t DataLength);
HAL_StatusTypeDef HAL_DMA_Start_IT(DMA_HandleTypeDef *hdma, uint32_t SrcAddress, uint32_t DstAddress, uint32_t DataLength);
HAL_StatusTypeDef HAL_DMA_Abort(DMA_HandleTypeDef *hdma);
HAL_StatusTypeDef HAL_DMA_Abort_IT(DMA_HandleTypeDef *hdma);
HAL_StatusTypeDef HAL_DMA_PollForTransfer(DMA_HandleTypeDef *hdma, HAL_DMA_LevelCompleteTypeDef CompleteLevel, uint32_t Timeout);
void HAL_DMA_IRQHandler(DMA_HandleTypeDef *hdma);
HAL_StatusTypeDef HAL_DMA_RegisterCallback(DMA_HandleTypeDef *hdma, HAL_DMA_CallbackIDTypeDef CallbackID, void (* pCallback)( DMA_HandleTypeDef * _hdma));
HAL_StatusTypeDef HAL_DMA_UnRegisterCallback(DMA_HandleTypeDef *hdma, HAL_DMA_CallbackIDTypeDef CallbackID);
/**
* @}
*/
/** @addtogroup DMA_Exported_Functions_Group3
* @{
*/
/* Peripheral State and Error functions ***************************************/
HAL_DMA_StateTypeDef HAL_DMA_GetState(DMA_HandleTypeDef *hdma);
uint32_t HAL_DMA_GetError(DMA_HandleTypeDef *hdma);
/**
* @}
*/
/**
* @}
*/
/* Define the private group ***********************************/
/**************************************************************/
/** @defgroup DMA_Private DMA Private
* @{
*/
#define IS_DMA_DIRECTION(DIRECTION) (((DIRECTION) == DMA_PERIPH_TO_MEMORY ) || \
((DIRECTION) == DMA_MEMORY_TO_PERIPH) || \
((DIRECTION) == DMA_MEMORY_TO_MEMORY))
#define IS_DMA_BUFFER_SIZE(SIZE) (((SIZE) >= 0x1U) && ((SIZE) < 0x10000U))
#define IS_DMA_PERIPHERAL_INC_STATE(STATE) (((STATE) == DMA_PINC_ENABLE) || \
((STATE) == DMA_PINC_DISABLE))
#define IS_DMA_MEMORY_INC_STATE(STATE) (((STATE) == DMA_MINC_ENABLE) || \
((STATE) == DMA_MINC_DISABLE))
#define IS_DMA_PERIPHERAL_DATA_SIZE(SIZE) (((SIZE) == DMA_PDATAALIGN_BYTE) || \
((SIZE) == DMA_PDATAALIGN_HALFWORD) || \
((SIZE) == DMA_PDATAALIGN_WORD))
#define IS_DMA_MEMORY_DATA_SIZE(SIZE) (((SIZE) == DMA_MDATAALIGN_BYTE) || \
((SIZE) == DMA_MDATAALIGN_HALFWORD) || \
((SIZE) == DMA_MDATAALIGN_WORD ))
#define IS_DMA_MODE(MODE) (((MODE) == DMA_NORMAL ) || \
((MODE) == DMA_CIRCULAR))
#define IS_DMA_PRIORITY(PRIORITY) (((PRIORITY) == DMA_PRIORITY_LOW ) || \
((PRIORITY) == DMA_PRIORITY_MEDIUM) || \
((PRIORITY) == DMA_PRIORITY_HIGH) || \
((PRIORITY) == DMA_PRIORITY_VERY_HIGH))
/**
* @}
*/
/**************************************************************/
/**
* @}
*/
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* STM32L0xx_HAL_DMA_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/