/** ****************************************************************************** * @file stm32f0xx_hal_crc_ex.h * @author MCD Application Team * @brief Header file of CRC HAL extended module. ****************************************************************************** * @attention * * Copyright (c) 2016 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 STM32F0xx_HAL_CRC_EX_H #define STM32F0xx_HAL_CRC_EX_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "stm32f0xx_hal_def.h" /** @addtogroup STM32F0xx_HAL_Driver * @{ */ /** @addtogroup CRCEx * @{ */ /* Exported types ------------------------------------------------------------*/ /* Exported constants --------------------------------------------------------*/ /** @defgroup CRCEx_Exported_Constants CRC Extended Exported Constants * @{ */ /** @defgroup CRCEx_Input_Data_Inversion Input Data Inversion Modes * @{ */ #define CRC_INPUTDATA_INVERSION_NONE 0x00000000U /*!< No input data inversion */ #define CRC_INPUTDATA_INVERSION_BYTE CRC_CR_REV_IN_0 /*!< Byte-wise input data inversion */ #define CRC_INPUTDATA_INVERSION_HALFWORD CRC_CR_REV_IN_1 /*!< HalfWord-wise input data inversion */ #define CRC_INPUTDATA_INVERSION_WORD CRC_CR_REV_IN /*!< Word-wise input data inversion */ /** * @} */ /** @defgroup CRCEx_Output_Data_Inversion Output Data Inversion Modes * @{ */ #define CRC_OUTPUTDATA_INVERSION_DISABLE 0x00000000U /*!< No output data inversion */ #define CRC_OUTPUTDATA_INVERSION_ENABLE CRC_CR_REV_OUT /*!< Bit-wise output data inversion */ /** * @} */ /** * @} */ /* Exported macro ------------------------------------------------------------*/ /** @defgroup CRCEx_Exported_Macros CRC Extended Exported Macros * @{ */ /** * @brief Set CRC output reversal * @param __HANDLE__ CRC handle * @retval None */ #define __HAL_CRC_OUTPUTREVERSAL_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR |= CRC_CR_REV_OUT) /** * @brief Unset CRC output reversal * @param __HANDLE__ CRC handle * @retval None */ #define __HAL_CRC_OUTPUTREVERSAL_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR &= ~(CRC_CR_REV_OUT)) /** * @brief Set CRC non-default polynomial * @param __HANDLE__ CRC handle * @param __POLYNOMIAL__ 7, 8, 16 or 32-bit polynomial * @retval None */ #define __HAL_CRC_POLYNOMIAL_CONFIG(__HANDLE__, __POLYNOMIAL__) ((__HANDLE__)->Instance->POL = (__POLYNOMIAL__)) /** * @} */ /* Private macros --------------------------------------------------------*/ /** @defgroup CRCEx_Private_Macros CRC Extended Private Macros * @{ */ #define IS_CRC_INPUTDATA_INVERSION_MODE(MODE) (((MODE) == CRC_INPUTDATA_INVERSION_NONE) || \ ((MODE) == CRC_INPUTDATA_INVERSION_BYTE) || \ ((MODE) == CRC_INPUTDATA_INVERSION_HALFWORD) || \ ((MODE) == CRC_INPUTDATA_INVERSION_WORD)) #define IS_CRC_OUTPUTDATA_INVERSION_MODE(MODE) (((MODE) == CRC_OUTPUTDATA_INVERSION_DISABLE) || \ ((MODE) == CRC_OUTPUTDATA_INVERSION_ENABLE)) /** * @} */ /* Exported functions --------------------------------------------------------*/ /** @addtogroup CRCEx_Exported_Functions * @{ */ /** @addtogroup CRCEx_Exported_Functions_Group1 * @{ */ /* Initialization and de-initialization functions ****************************/ HAL_StatusTypeDef HAL_CRCEx_Polynomial_Set(CRC_HandleTypeDef *hcrc, uint32_t Pol, uint32_t PolyLength); HAL_StatusTypeDef HAL_CRCEx_Input_Data_Reverse(CRC_HandleTypeDef *hcrc, uint32_t InputReverseMode); HAL_StatusTypeDef HAL_CRCEx_Output_Data_Reverse(CRC_HandleTypeDef *hcrc, uint32_t OutputReverseMode); /** * @} */ /** * @} */ /** * @} */ /** * @} */ #ifdef __cplusplus } #endif #endif /* STM32F0xx_HAL_CRC_EX_H */