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/**
******************************************************************************
* @file stm32l1xx_hal_dma.h
* @author MCD Application Team
* @version V1.0.0
* @date 5-September-2014
* @brief Header file of DMA HAL module.
******************************************************************************
* @attention
*
* <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of STMicroelectronics nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32L1xx_HAL_DMA_H
#define __STM32L1xx_HAL_DMA_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32l1xx_hal_def.h"
/** @addtogroup STM32L1xx_HAL_Driver
* @{
*/
/** @addtogroup DMA
* @{
*/
/* Exported types ------------------------------------------------------------*/
/** @defgroup DMA_Exported_Types DMA Exported Types
* @{
*/
/**
* @brief DMA Configuration Structure definition
*/
typedef struct
{
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 DMA Configuration enumeration values definition
*/
typedef enum
{
DMA_MODE = 0, /*!< Control related DMA mode Parameter in DMA_InitTypeDef */
DMA_PRIORITY = 1, /*!< Control related priority level Parameter in DMA_InitTypeDef */
} DMA_ControlTypeDef;
/**
* @brief HAL DMA State structures definition
*/
typedef enum
{
HAL_DMA_STATE_RESET = 0x00, /*!< DMA not yet initialized or disabled */
HAL_DMA_STATE_READY = 0x01, /*!< DMA process success and ready for use */
HAL_DMA_STATE_READY_HALF = 0x11, /*!< DMA Half process success */
HAL_DMA_STATE_BUSY = 0x02, /*!< DMA process is ongoing */
HAL_DMA_STATE_TIMEOUT = 0x03, /*!< DMA timeout state */
HAL_DMA_STATE_ERROR = 0x04, /*!< DMA error state */
}HAL_DMA_StateTypeDef;
/**
* @brief HAL DMA Error Code structure definition
*/
typedef enum
{
HAL_DMA_FULL_TRANSFER = 0x00, /*!< Full transfer */
HAL_DMA_HALF_TRANSFER = 0x01, /*!< Half Transfer */
}HAL_DMA_LevelCompleteTypeDef;
/**
* @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 */
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 */
__IO uint32_t ErrorCode; /*!< DMA Error code */
} DMA_HandleTypeDef;
/**
* @}
*/
/* Exported constants --------------------------------------------------------*/
/** @defgroup DMA_Exported_Constants DMA Exported Constants
* @{
*/
/** @defgroup DMA_Error_Code DMA_Error_Code
* @{
*/
#define HAL_DMA_ERROR_NONE ((uint32_t)0x00000000) /*!< No error */
#define HAL_DMA_ERROR_TE ((uint32_t)0x00000001) /*!< Transfer error */
#define HAL_DMA_ERROR_TIMEOUT ((uint32_t)0x00000020) /*!< Timeout error */
/**
* @}
*/
/** @defgroup DMA_Data_transfer_direction DMA_Data_transfer_direction
* @{
*/
#define DMA_PERIPH_TO_MEMORY ((uint32_t)0x00000000) /*!< Peripheral to memory direction */
#define DMA_MEMORY_TO_PERIPH ((uint32_t)DMA_CCR_DIR) /*!< Memory to peripheral direction */
#define DMA_MEMORY_TO_MEMORY ((uint32_t)(DMA_CCR_MEM2MEM)) /*!< Memory to memory direction */
#define IS_DMA_DIRECTION(DIRECTION) (((DIRECTION) == DMA_PERIPH_TO_MEMORY ) || \
((DIRECTION) == DMA_MEMORY_TO_PERIPH) || \
((DIRECTION) == DMA_MEMORY_TO_MEMORY))
/**
* @}
*/
/** @defgroup DMA_Data_buffer_size DMA_Data_buffer_size
* @{
*/
#define IS_DMA_BUFFER_SIZE(SIZE) (((SIZE) >= 0x1) && ((SIZE) < 0x10000))
/**
* @}
*/
/** @defgroup DMA_Peripheral_incremented_mode DMA_Peripheral_incremented_mode
* @{
*/
#define DMA_PINC_ENABLE ((uint32_t)DMA_CCR_PINC) /*!< Peripheral increment mode Enable */
#define DMA_PINC_DISABLE ((uint32_t)0x00000000) /*!< Peripheral increment mode Disable */
#define IS_DMA_PERIPHERAL_INC_STATE(STATE) (((STATE) == DMA_PINC_ENABLE) || \
((STATE) == DMA_PINC_DISABLE))
/**
* @}
*/
/** @defgroup DMA_Memory_incremented_mode DMA_Memory_incremented_mode
* @{
*/
#define DMA_MINC_ENABLE ((uint32_t)DMA_CCR_MINC) /*!< Memory increment mode Enable */
#define DMA_MINC_DISABLE ((uint32_t)0x00000000) /*!< Memory increment mode Disable */
#define IS_DMA_MEMORY_INC_STATE(STATE) (((STATE) == DMA_MINC_ENABLE) || \
((STATE) == DMA_MINC_DISABLE))
/**
* @}
*/
/** @defgroup DMA_Peripheral_data_size DMA_Peripheral_data_size
* @{
*/
#define DMA_PDATAALIGN_BYTE ((uint32_t)0x00000000) /*!< Peripheral data alignment : Byte */
#define DMA_PDATAALIGN_HALFWORD ((uint32_t)DMA_CCR_PSIZE_0) /*!< Peripheral data alignment : HalfWord */
#define DMA_PDATAALIGN_WORD ((uint32_t)DMA_CCR_PSIZE_1) /*!< Peripheral data alignment : Word */
#define IS_DMA_PERIPHERAL_DATA_SIZE(SIZE) (((SIZE) == DMA_PDATAALIGN_BYTE) || \
((SIZE) == DMA_PDATAALIGN_HALFWORD) || \
((SIZE) == DMA_PDATAALIGN_WORD))
/**
* @}
*/
/** @defgroup DMA_Memory_data_size DMA_Memory_data_size
* @{
*/
#define DMA_MDATAALIGN_BYTE ((uint32_t)0x00000000) /*!< Memory data alignment : Byte */
#define DMA_MDATAALIGN_HALFWORD ((uint32_t)DMA_CCR_MSIZE_0) /*!< Memory data alignment : HalfWord */
#define DMA_MDATAALIGN_WORD ((uint32_t)DMA_CCR_MSIZE_1) /*!< Memory data alignment : Word */
#define IS_DMA_MEMORY_DATA_SIZE(SIZE) (((SIZE) == DMA_MDATAALIGN_BYTE) || \
((SIZE) == DMA_MDATAALIGN_HALFWORD) || \
((SIZE) == DMA_MDATAALIGN_WORD ))
/**
* @}
*/
/** @defgroup DMA_mode DMA_mode
* @{
*/
#define DMA_NORMAL ((uint32_t)0x00000000) /*!< Normal Mode */
#define DMA_CIRCULAR ((uint32_t)DMA_CCR_CIRC) /*!< Circular Mode */
#define IS_DMA_MODE(MODE) (((MODE) == DMA_NORMAL ) || \
((MODE) == DMA_CIRCULAR))
/**
* @}
*/
/** @defgroup DMA_Priority_level DMA_Priority_level
* @{
*/
#define DMA_PRIORITY_LOW ((uint32_t)0x00000000) /*!< Priority level : Low */
#define DMA_PRIORITY_MEDIUM ((uint32_t)DMA_CCR_PL_0) /*!< Priority level : Medium */
#define DMA_PRIORITY_HIGH ((uint32_t)DMA_CCR_PL_1) /*!< Priority level : High */
#define DMA_PRIORITY_VERY_HIGH ((uint32_t)DMA_CCR_PL) /*!< Priority level : Very_High */
#define IS_DMA_PRIORITY(PRIORITY) (((PRIORITY) == DMA_PRIORITY_LOW ) || \
((PRIORITY) == DMA_PRIORITY_MEDIUM) || \
((PRIORITY) == DMA_PRIORITY_HIGH) || \
((PRIORITY) == DMA_PRIORITY_VERY_HIGH))
/**
* @}
*/
/** @defgroup DMA_interrupt_enable_definitions DMA_interrupt_enable_definitions
* @{
*/
#define DMA_IT_TC ((uint32_t)DMA_CCR_TCIE)
#define DMA_IT_HT ((uint32_t)DMA_CCR_HTIE)
#define DMA_IT_TE ((uint32_t)DMA_CCR_TEIE)
/**
* @}
*/
/** @defgroup DMA_flag_definitions DMA_flag_definitions
* @{
*/
#define DMA_FLAG_GL1 ((uint32_t)0x00000001)
#define DMA_FLAG_TC1 ((uint32_t)0x00000002)
#define DMA_FLAG_HT1 ((uint32_t)0x00000004)
#define DMA_FLAG_TE1 ((uint32_t)0x00000008)
#define DMA_FLAG_GL2 ((uint32_t)0x00000010)
#define DMA_FLAG_TC2 ((uint32_t)0x00000020)
#define DMA_FLAG_HT2 ((uint32_t)0x00000040)
#define DMA_FLAG_TE2 ((uint32_t)0x00000080)
#define DMA_FLAG_GL3 ((uint32_t)0x00000100)
#define DMA_FLAG_TC3 ((uint32_t)0x00000200)
#define DMA_FLAG_HT3 ((uint32_t)0x00000400)
#define DMA_FLAG_TE3 ((uint32_t)0x00000800)
#define DMA_FLAG_GL4 ((uint32_t)0x00001000)
#define DMA_FLAG_TC4 ((uint32_t)0x00002000)
#define DMA_FLAG_HT4 ((uint32_t)0x00004000)
#define DMA_FLAG_TE4 ((uint32_t)0x00008000)
#define DMA_FLAG_GL5 ((uint32_t)0x00010000)
#define DMA_FLAG_TC5 ((uint32_t)0x00020000)
#define DMA_FLAG_HT5 ((uint32_t)0x00040000)
#define DMA_FLAG_TE5 ((uint32_t)0x00080000)
#define DMA_FLAG_GL6 ((uint32_t)0x00100000)
#define DMA_FLAG_TC6 ((uint32_t)0x00200000)
#define DMA_FLAG_HT6 ((uint32_t)0x00400000)
#define DMA_FLAG_TE6 ((uint32_t)0x00800000)
#define DMA_FLAG_GL7 ((uint32_t)0x01000000)
#define DMA_FLAG_TC7 ((uint32_t)0x02000000)
#define DMA_FLAG_HT7 ((uint32_t)0x04000000)
#define DMA_FLAG_TE7 ((uint32_t)0x08000000)
/**
* @}
*/
/**
* @}
*/
/* 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__) (SET_BIT((__HANDLE__)->Instance->CCR, DMA_CCR_EN))
/**
* @brief Disable the specified DMA Channel.
* @param __HANDLE__: DMA handle
* @retval None.
*/
#define __HAL_DMA_DISABLE(__HANDLE__) (CLEAR_BIT((__HANDLE__)->Instance->CCR, DMA_CCR_EN))
/* Interrupt & Flag management */
/**
* @brief Enables 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__) (SET_BIT((__HANDLE__)->Instance->CCR, (__INTERRUPT__)))
/**
* @brief Disables 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__) (CLEAR_BIT((__HANDLE__)->Instance->CCR , (__INTERRUPT__)))
/**
* @brief Checks whether the specified DMA Channel interrupt has occurred 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__)) == (__INTERRUPT__)) ? SET : RESET)
/**
* @}
*/
/* Include DMA HAL Extension module */
#include "stm32l1xx_hal_dma_ex.h"
/* Exported functions --------------------------------------------------------*/
/** @addtogroup DMA_Exported_Functions
* @{
*/
/* Initialization and de-initialization functions *****************************/
HAL_StatusTypeDef HAL_DMA_Init(DMA_HandleTypeDef *hdma);
HAL_StatusTypeDef HAL_DMA_DeInit (DMA_HandleTypeDef *hdma);
/* 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_PollForTransfer(DMA_HandleTypeDef *hdma, uint32_t CompleteLevel, uint32_t Timeout);
void HAL_DMA_IRQHandler(DMA_HandleTypeDef *hdma);
/* Peripheral State and Error functions ***************************************/
HAL_DMA_StateTypeDef HAL_DMA_GetState(DMA_HandleTypeDef *hdma);
uint32_t HAL_DMA_GetError(DMA_HandleTypeDef *hdma);
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* __STM32L1xx_HAL_DMA_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|
