151 lines
4.4 KiB
C
151 lines
4.4 KiB
C
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/**
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******************************************************************************
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* @file stm32f7xx_hal_crc_ex.h
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* @author MCD Application Team
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* @brief Header file of CRC HAL extended module.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2017 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 STM32F7xx_HAL_CRC_EX_H
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#define STM32F7xx_HAL_CRC_EX_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 "stm32f7xx_hal_def.h"
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/** @addtogroup STM32F7xx_HAL_Driver
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* @{
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*/
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/** @addtogroup CRCEx
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* @{
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*/
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/* Exported types ------------------------------------------------------------*/
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/* Exported constants --------------------------------------------------------*/
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/** @defgroup CRCEx_Exported_Constants CRC Extended Exported Constants
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* @{
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*/
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/** @defgroup CRCEx_Input_Data_Inversion Input Data Inversion Modes
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* @{
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*/
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#define CRC_INPUTDATA_INVERSION_NONE 0x00000000U /*!< No input data inversion */
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#define CRC_INPUTDATA_INVERSION_BYTE CRC_CR_REV_IN_0 /*!< Byte-wise input data inversion */
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#define CRC_INPUTDATA_INVERSION_HALFWORD CRC_CR_REV_IN_1 /*!< HalfWord-wise input data inversion */
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#define CRC_INPUTDATA_INVERSION_WORD CRC_CR_REV_IN /*!< Word-wise input data inversion */
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/**
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* @}
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*/
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/** @defgroup CRCEx_Output_Data_Inversion Output Data Inversion Modes
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* @{
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*/
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#define CRC_OUTPUTDATA_INVERSION_DISABLE 0x00000000U /*!< No output data inversion */
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#define CRC_OUTPUTDATA_INVERSION_ENABLE CRC_CR_REV_OUT /*!< Bit-wise output data inversion */
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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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/* Exported macro ------------------------------------------------------------*/
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/** @defgroup CRCEx_Exported_Macros CRC Extended Exported Macros
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* @{
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*/
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/**
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* @brief Set CRC output reversal
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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_OUTPUTREVERSAL_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR |= CRC_CR_REV_OUT)
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/**
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* @brief Unset CRC output reversal
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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_OUTPUTREVERSAL_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR &= ~(CRC_CR_REV_OUT))
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/**
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* @brief Set CRC non-default polynomial
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* @param __HANDLE__ CRC handle
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* @param __POLYNOMIAL__ 7, 8, 16 or 32-bit polynomial
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* @retval None
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*/
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#define __HAL_CRC_POLYNOMIAL_CONFIG(__HANDLE__, __POLYNOMIAL__) ((__HANDLE__)->Instance->POL = (__POLYNOMIAL__))
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/**
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* @}
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*/
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/* Private macros --------------------------------------------------------*/
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/** @defgroup CRCEx_Private_Macros CRC Extended Private Macros
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* @{
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*/
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#define IS_CRC_INPUTDATA_INVERSION_MODE(MODE) (((MODE) == CRC_INPUTDATA_INVERSION_NONE) || \
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((MODE) == CRC_INPUTDATA_INVERSION_BYTE) || \
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((MODE) == CRC_INPUTDATA_INVERSION_HALFWORD) || \
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((MODE) == CRC_INPUTDATA_INVERSION_WORD))
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#define IS_CRC_OUTPUTDATA_INVERSION_MODE(MODE) (((MODE) == CRC_OUTPUTDATA_INVERSION_DISABLE) || \
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((MODE) == CRC_OUTPUTDATA_INVERSION_ENABLE))
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/**
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* @}
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*/
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/* Exported functions --------------------------------------------------------*/
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/** @addtogroup CRCEx_Exported_Functions
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* @{
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*/
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/** @addtogroup CRCEx_Exported_Functions_Group1
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* @{
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*/
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/* Initialization and de-initialization functions ****************************/
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HAL_StatusTypeDef HAL_CRCEx_Polynomial_Set(CRC_HandleTypeDef *hcrc, uint32_t Pol, uint32_t PolyLength);
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HAL_StatusTypeDef HAL_CRCEx_Input_Data_Reverse(CRC_HandleTypeDef *hcrc, uint32_t InputReverseMode);
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HAL_StatusTypeDef HAL_CRCEx_Output_Data_Reverse(CRC_HandleTypeDef *hcrc, uint32_t OutputReverseMode);
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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 /* STM32F7xx_HAL_CRC_EX_H */
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