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| Rev | Author | Line No. | Line |
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| 2 | mjames | 1 | /** |
| 2 | ****************************************************************************** |
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| 3 | * @file stm32f0xx_hal_crc_ex.h |
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| 4 | * @author MCD Application Team |
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| 5 | * @brief Header file of CRC HAL extended module. |
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| 6 | ****************************************************************************** |
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| 7 | * @attention |
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| 8 | * |
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| 9 | * <h2><center>© Copyright (c) 2016 STMicroelectronics. |
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| 10 | * All rights reserved.</center></h2> |
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| 11 | * |
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| 12 | * This software component is licensed by ST under BSD 3-Clause license, |
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| 13 | * the "License"; You may not use this file except in compliance with the |
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| 14 | * License. You may obtain a copy of the License at: |
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| 15 | * opensource.org/licenses/BSD-3-Clause |
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| 16 | * |
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| 17 | ****************************************************************************** |
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| 18 | */ |
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| 19 | |||
| 20 | /* Define to prevent recursive inclusion -------------------------------------*/ |
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| 21 | #ifndef STM32F0xx_HAL_CRC_EX_H |
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| 22 | #define STM32F0xx_HAL_CRC_EX_H |
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| 23 | |||
| 24 | #ifdef __cplusplus |
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| 25 | extern "C" { |
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| 26 | #endif |
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| 27 | |||
| 28 | /* Includes ------------------------------------------------------------------*/ |
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| 29 | #include "stm32f0xx_hal_def.h" |
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| 30 | |||
| 31 | /** @addtogroup STM32F0xx_HAL_Driver |
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| 32 | * @{ |
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| 33 | */ |
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| 34 | |||
| 35 | /** @addtogroup CRCEx |
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| 36 | * @{ |
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| 37 | */ |
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| 38 | |||
| 39 | /* Exported types ------------------------------------------------------------*/ |
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| 40 | /* Exported constants --------------------------------------------------------*/ |
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| 41 | /** @defgroup CRCEx_Exported_Constants CRC Extended Exported Constants |
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| 42 | * @{ |
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| 43 | */ |
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| 44 | |||
| 45 | /** @defgroup CRCEx_Input_Data_Inversion Input Data Inversion Modes |
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| 46 | * @{ |
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| 47 | */ |
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| 48 | #define CRC_INPUTDATA_INVERSION_NONE 0x00000000U /*!< No input data inversion */ |
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| 49 | #define CRC_INPUTDATA_INVERSION_BYTE CRC_CR_REV_IN_0 /*!< Byte-wise input data inversion */ |
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| 50 | #define CRC_INPUTDATA_INVERSION_HALFWORD CRC_CR_REV_IN_1 /*!< HalfWord-wise input data inversion */ |
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| 51 | #define CRC_INPUTDATA_INVERSION_WORD CRC_CR_REV_IN /*!< Word-wise input data inversion */ |
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| 52 | /** |
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| 53 | * @} |
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| 54 | */ |
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| 55 | |||
| 56 | /** @defgroup CRCEx_Output_Data_Inversion Output Data Inversion Modes |
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| 57 | * @{ |
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| 58 | */ |
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| 59 | #define CRC_OUTPUTDATA_INVERSION_DISABLE 0x00000000U /*!< No output data inversion */ |
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| 60 | #define CRC_OUTPUTDATA_INVERSION_ENABLE CRC_CR_REV_OUT /*!< Bit-wise output data inversion */ |
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| 61 | /** |
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| 62 | * @} |
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| 63 | */ |
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| 64 | |||
| 65 | /** |
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| 66 | * @} |
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| 67 | */ |
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| 68 | |||
| 69 | /* Exported macro ------------------------------------------------------------*/ |
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| 70 | /** @defgroup CRCEx_Exported_Macros CRC Extended Exported Macros |
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| 71 | * @{ |
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| 72 | */ |
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| 73 | |||
| 74 | /** |
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| 75 | * @brief Set CRC output reversal |
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| 76 | * @param __HANDLE__ CRC handle |
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| 77 | * @retval None |
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| 78 | */ |
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| 79 | #define __HAL_CRC_OUTPUTREVERSAL_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR |= CRC_CR_REV_OUT) |
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| 80 | |||
| 81 | /** |
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| 82 | * @brief Unset CRC output reversal |
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| 83 | * @param __HANDLE__ CRC handle |
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| 84 | * @retval None |
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| 85 | */ |
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| 86 | #define __HAL_CRC_OUTPUTREVERSAL_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR &= ~(CRC_CR_REV_OUT)) |
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| 87 | |||
| 88 | /** |
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| 89 | * @brief Set CRC non-default polynomial |
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| 90 | * @param __HANDLE__ CRC handle |
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| 91 | * @param __POLYNOMIAL__ 7, 8, 16 or 32-bit polynomial |
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| 92 | * @retval None |
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| 93 | */ |
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| 94 | #define __HAL_CRC_POLYNOMIAL_CONFIG(__HANDLE__, __POLYNOMIAL__) ((__HANDLE__)->Instance->POL = (__POLYNOMIAL__)) |
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| 95 | |||
| 96 | /** |
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| 97 | * @} |
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| 98 | */ |
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| 99 | |||
| 100 | /* Private macros --------------------------------------------------------*/ |
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| 101 | /** @defgroup CRCEx_Private_Macros CRC Extended Private Macros |
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| 102 | * @{ |
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| 103 | */ |
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| 104 | |||
| 105 | #define IS_CRC_INPUTDATA_INVERSION_MODE(MODE) (((MODE) == CRC_INPUTDATA_INVERSION_NONE) || \ |
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| 106 | ((MODE) == CRC_INPUTDATA_INVERSION_BYTE) || \ |
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| 107 | ((MODE) == CRC_INPUTDATA_INVERSION_HALFWORD) || \ |
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| 108 | ((MODE) == CRC_INPUTDATA_INVERSION_WORD)) |
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| 109 | |||
| 110 | #define IS_CRC_OUTPUTDATA_INVERSION_MODE(MODE) (((MODE) == CRC_OUTPUTDATA_INVERSION_DISABLE) || \ |
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| 111 | ((MODE) == CRC_OUTPUTDATA_INVERSION_ENABLE)) |
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| 112 | |||
| 113 | /** |
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| 114 | * @} |
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| 115 | */ |
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| 116 | |||
| 117 | /* Exported functions --------------------------------------------------------*/ |
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| 118 | |||
| 119 | /** @addtogroup CRCEx_Exported_Functions |
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| 120 | * @{ |
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| 121 | */ |
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| 122 | |||
| 123 | /** @addtogroup CRCEx_Exported_Functions_Group1 |
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| 124 | * @{ |
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| 125 | */ |
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| 126 | /* Initialization and de-initialization functions ****************************/ |
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| 127 | HAL_StatusTypeDef HAL_CRCEx_Polynomial_Set(CRC_HandleTypeDef *hcrc, uint32_t Pol, uint32_t PolyLength); |
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| 128 | HAL_StatusTypeDef HAL_CRCEx_Input_Data_Reverse(CRC_HandleTypeDef *hcrc, uint32_t InputReverseMode); |
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| 129 | HAL_StatusTypeDef HAL_CRCEx_Output_Data_Reverse(CRC_HandleTypeDef *hcrc, uint32_t OutputReverseMode); |
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| 130 | |||
| 131 | /** |
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| 132 | * @} |
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| 133 | */ |
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| 134 | |||
| 135 | /** |
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| 136 | * @} |
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| 137 | */ |
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| 138 | |||
| 139 | /** |
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| 140 | * @} |
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| 141 | */ |
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| 142 | |||
| 143 | /** |
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| 144 | * @} |
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| 145 | */ |
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| 146 | |||
| 147 | #ifdef __cplusplus |
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| 148 | } |
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| 149 | #endif |
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| 150 | |||
| 151 | #endif /* STM32F0xx_HAL_CRC_EX_H */ |
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| 152 | |||
| 153 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |