182 lines
4.8 KiB
C
182 lines
4.8 KiB
C
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/**
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******************************************************************************
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* @file stm32f4xx_hal_crc.h
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* @author MCD Application Team
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* @brief Header file of CRC HAL module.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2016 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef STM32F4xx_HAL_CRC_H
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#define STM32F4xx_HAL_CRC_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "stm32f4xx_hal_def.h"
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/** @addtogroup STM32F4xx_HAL_Driver
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* @{
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*/
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/** @addtogroup CRC
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* @{
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*/
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/* Exported types ------------------------------------------------------------*/
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/** @defgroup CRC_Exported_Types CRC Exported Types
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* @{
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*/
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/**
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* @brief CRC HAL State Structure definition
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*/
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typedef enum
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{
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HAL_CRC_STATE_RESET = 0x00U, /*!< CRC not yet initialized or disabled */
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HAL_CRC_STATE_READY = 0x01U, /*!< CRC initialized and ready for use */
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HAL_CRC_STATE_BUSY = 0x02U, /*!< CRC internal process is ongoing */
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HAL_CRC_STATE_TIMEOUT = 0x03U, /*!< CRC timeout state */
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HAL_CRC_STATE_ERROR = 0x04U /*!< CRC error state */
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} HAL_CRC_StateTypeDef;
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/**
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* @brief CRC Handle Structure definition
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*/
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typedef struct
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{
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CRC_TypeDef *Instance; /*!< Register base address */
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HAL_LockTypeDef Lock; /*!< CRC Locking object */
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__IO HAL_CRC_StateTypeDef State; /*!< CRC communication state */
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} CRC_HandleTypeDef;
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/**
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* @}
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*/
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/* Exported constants --------------------------------------------------------*/
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/** @defgroup CRC_Exported_Constants CRC Exported Constants
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* @{
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*/
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/**
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* @}
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*/
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/* Exported macros -----------------------------------------------------------*/
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/** @defgroup CRC_Exported_Macros CRC Exported Macros
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* @{
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*/
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/** @brief Reset CRC handle state.
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* @param __HANDLE__ CRC handle.
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* @retval None
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*/
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#define __HAL_CRC_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_CRC_STATE_RESET)
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/**
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* @brief Reset CRC Data Register.
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* @param __HANDLE__ CRC handle
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* @retval None
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*/
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#define __HAL_CRC_DR_RESET(__HANDLE__) ((__HANDLE__)->Instance->CR |= CRC_CR_RESET)
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/**
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* @brief Store data in the Independent Data (ID) register.
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* @param __HANDLE__ CRC handle
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* @param __VALUE__ Value to be stored in the ID register
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* @note Refer to the Reference Manual to get the authorized __VALUE__ length in bits
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* @retval None
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*/
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#define __HAL_CRC_SET_IDR(__HANDLE__, __VALUE__) (WRITE_REG((__HANDLE__)->Instance->IDR, (__VALUE__)))
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/**
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* @brief Return the data stored in the Independent Data (ID) register.
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* @param __HANDLE__ CRC handle
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* @note Refer to the Reference Manual to get the authorized __VALUE__ length in bits
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* @retval Value of the ID register
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*/
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#define __HAL_CRC_GET_IDR(__HANDLE__) (((__HANDLE__)->Instance->IDR) & CRC_IDR_IDR)
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/**
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* @}
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*/
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/* Private macros --------------------------------------------------------*/
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/** @defgroup CRC_Private_Macros CRC Private Macros
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* @{
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*/
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/**
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* @}
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*/
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/* Exported functions --------------------------------------------------------*/
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/** @defgroup CRC_Exported_Functions CRC Exported Functions
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* @{
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*/
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/* Initialization and de-initialization functions ****************************/
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/** @defgroup CRC_Exported_Functions_Group1 Initialization and de-initialization functions
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* @{
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*/
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HAL_StatusTypeDef HAL_CRC_Init(CRC_HandleTypeDef *hcrc);
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HAL_StatusTypeDef HAL_CRC_DeInit(CRC_HandleTypeDef *hcrc);
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void HAL_CRC_MspInit(CRC_HandleTypeDef *hcrc);
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void HAL_CRC_MspDeInit(CRC_HandleTypeDef *hcrc);
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/**
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* @}
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*/
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/* Peripheral Control functions ***********************************************/
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/** @defgroup CRC_Exported_Functions_Group2 Peripheral Control functions
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* @{
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*/
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uint32_t HAL_CRC_Accumulate(CRC_HandleTypeDef *hcrc, uint32_t pBuffer[], uint32_t BufferLength);
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uint32_t HAL_CRC_Calculate(CRC_HandleTypeDef *hcrc, uint32_t pBuffer[], uint32_t BufferLength);
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/**
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* @}
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*/
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/* Peripheral State and Error functions ***************************************/
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/** @defgroup CRC_Exported_Functions_Group3 Peripheral State functions
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* @{
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*/
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HAL_CRC_StateTypeDef HAL_CRC_GetState(CRC_HandleTypeDef *hcrc);
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* STM32F4xx_HAL_CRC_H */
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