| /** |
| ****************************************************************************** |
| * @file stm32l1xx_hal_dma.h |
| * @author MCD Application Team |
| * @brief Header file of DMA HAL module. |
| ****************************************************************************** |
| * @attention |
| * |
| * Copyright (c) 2017 STMicroelectronics. |
| * All rights reserved. |
| * |
| * This software is licensed under terms that can be found in the LICENSE file |
| * in the root directory of this software component. |
| * If no LICENSE file comes with this software, it is provided AS-IS. |
| * |
| ****************************************************************************** |
| */ |
| |
| /* 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 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_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 */ |
| #if defined(STM32L100xC) || defined (STM32L151xC) || defined (STM32L152xC) || defined (STM32L162xC) || \ |
| defined(STM32L151xCA) || defined (STM32L151xD) || defined (STM32L152xCA) || defined (STM32L152xD) || defined (STM32L162xCA) || defined (STM32L162xD) || \ |
| defined(STM32L151xE) || defined(STM32L151xDX) || defined (STM32L152xE) || defined (STM32L152xDX) || defined (STM32L162xE) || defined (STM32L162xDX) |
| |
| /** |
| * @brief Return the current DMA Channel transfer complete flag. |
| * @param __HANDLE__ DMA handle |
| * @retval The specified transfer complete flag index. |
| */ |
| |
| #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)DMA2_Channel1))? DMA_FLAG_TC1 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_FLAG_TC2 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel2))? DMA_FLAG_TC2 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_FLAG_TC3 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel3))? DMA_FLAG_TC3 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_FLAG_TC4 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel4))? DMA_FLAG_TC4 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel5))? DMA_FLAG_TC5 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel5))? DMA_FLAG_TC5 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel6))? DMA_FLAG_TC6 :\ |
| DMA_FLAG_TC7) |
| |
| /** |
| * @brief Return the current DMA Channel half transfer complete flag. |
| * @param __HANDLE__ DMA handle |
| * @retval The specified half transfer complete flag index. |
| */ |
| #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)DMA2_Channel1))? DMA_FLAG_HT1 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_FLAG_HT2 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel2))? DMA_FLAG_HT2 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_FLAG_HT3 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel3))? DMA_FLAG_HT3 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_FLAG_HT4 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel4))? DMA_FLAG_HT4 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel5))? DMA_FLAG_HT5 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel5))? DMA_FLAG_HT5 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel6))? DMA_FLAG_HT6 :\ |
| DMA_FLAG_HT7) |
| |
| /** |
| * @brief Return the current DMA Channel transfer error flag. |
| * @param __HANDLE__ DMA handle |
| * @retval The specified transfer error flag index. |
| */ |
| #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)DMA2_Channel1))? DMA_FLAG_TE1 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_FLAG_TE2 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel2))? DMA_FLAG_TE2 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_FLAG_TE3 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel3))? DMA_FLAG_TE3 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_FLAG_TE4 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel4))? DMA_FLAG_TE4 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel5))? DMA_FLAG_TE5 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel5))? DMA_FLAG_TE5 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel6))? DMA_FLAG_TE6 :\ |
| DMA_FLAG_TE7) |
| |
| /** |
| * @brief Return the current DMA Channel Global interrupt flag. |
| * @param __HANDLE__ DMA handle |
| * @retval The specified transfer error flag index. |
| */ |
| #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)DMA2_Channel1))? DMA_ISR_GIF1 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_ISR_GIF2 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel2))? DMA_ISR_GIF2 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_ISR_GIF3 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel3))? DMA_ISR_GIF3 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_ISR_GIF4 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel4))? DMA_ISR_GIF4 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel5))? DMA_ISR_GIF5 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel5))? DMA_ISR_GIF5 :\ |
| ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel6))? DMA_ISR_GIF6 :\ |
| DMA_ISR_GIF7) |
| |
| /** |
| * @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_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 from 1 to 7 to select the DMA Channel x flag. |
| * @retval The state of FLAG (SET or RESET). |
| */ |
| #define __HAL_DMA_GET_FLAG(__HANDLE__, __FLAG__) (((uint32_t)((__HANDLE__)->Instance) > ((uint32_t)DMA1_Channel7))? \ |
| (DMA2->ISR & (__FLAG__)) : (DMA1->ISR & (__FLAG__))) |
| |
| /** |
| * @brief Clear 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 from 1 to 7 to select the DMA Channel x flag. |
| * @retval None |
| */ |
| #define __HAL_DMA_CLEAR_FLAG(__HANDLE__, __FLAG__) (((uint32_t)((__HANDLE__)->Instance) > ((uint32_t)DMA1_Channel7))? \ |
| (DMA2->IFCR = (__FLAG__)) : (DMA1->IFCR = (__FLAG__))) |
| |
| #else |
| /** |
| * @brief Return the current DMA Channel transfer complete flag. |
| * @param __HANDLE__ DMA handle |
| * @retval The specified transfer complete flag index. |
| */ |
| |
| #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) |
| |
| /** |
| * @brief Return the current DMA Channel half transfer complete flag. |
| * @param __HANDLE__ DMA handle |
| * @retval The specified half transfer complete flag index. |
| */ |
| #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) |
| |
| /** |
| * @brief Return the current DMA Channel transfer error flag. |
| * @param __HANDLE__ DMA handle |
| * @retval The specified transfer error flag index. |
| */ |
| #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) |
| |
| /** |
| * @brief Return the current DMA Channel Global interrupt flag. |
| * @param __HANDLE__ DMA handle |
| * @retval The specified transfer error flag index. |
| */ |
| #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) |
| |
| /** |
| * @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 from 1 to 7 to select the DMA Channel x flag. |
| * @retval The state of FLAG (SET or RESET). |
| */ |
| #define __HAL_DMA_GET_FLAG(__HANDLE__, __FLAG__) (DMA1->ISR & (__FLAG__)) |
| |
| /** |
| * @brief Clear 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 from 1 to 7 to select the DMA Channel x flag. |
| * @retval None |
| */ |
| #define __HAL_DMA_CLEAR_FLAG(__HANDLE__, __FLAG__) (DMA1->IFCR = (__FLAG__)) |
| |
| #endif /* STM32L100xC || STM32L151xC || STM32L152xC || STM32L162xC || STM32L151xCA) || defined (STM32L151xD) || defined (STM32L152xCA) || defined (STM32L152xD) || defined (STM32L162xCA) || defined (STM32L162xD) || STM32L151xE || STM32L151xDX || STM32L152xE || STM32L152xDX || STM32L162xE || STM32L162xDX */ |
| |
| /** |
| * @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); |
| /** |
| * @} |
| */ |
| |
| /** |
| * @} |
| */ |
| |
| /* Private macros ------------------------------------------------------------*/ |
| /** @defgroup DMA_Private_Macros DMA Private Macros |
| * @{ |
| */ |
| |
| #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)) |
| |
| /** |
| * @} |
| */ |
| |
| /* Private functions ---------------------------------------------------------*/ |
| |
| /** |
| * @} |
| */ |
| |
| /** |
| * @} |
| */ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* STM32L1xx_HAL_DMA_H */ |
| |
| |
