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| bfc108 | 1 | /** |
| Q | 2 | ****************************************************************************** |
| 3 | * @file stm32f0xx_hal_crc_ex.h | |
| 4 | * @author MCD Application Team | |
| 5 | * @brief Header file of CRC HAL extension module. | |
| 6 | ****************************************************************************** | |
| 7 | * @attention | |
| 8 | * | |
| 9 | * <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2> | |
| 10 | * | |
| 11 | * Redistribution and use in source and binary forms, with or without modification, | |
| 12 | * are permitted provided that the following conditions are met: | |
| 13 | * 1. Redistributions of source code must retain the above copyright notice, | |
| 14 | * this list of conditions and the following disclaimer. | |
| 15 | * 2. Redistributions in binary form must reproduce the above copyright notice, | |
| 16 | * this list of conditions and the following disclaimer in the documentation | |
| 17 | * and/or other materials provided with the distribution. | |
| 18 | * 3. Neither the name of STMicroelectronics nor the names of its contributors | |
| 19 | * may be used to endorse or promote products derived from this software | |
| 20 | * without specific prior written permission. | |
| 21 | * | |
| 22 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
| 23 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 24 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
| 25 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE | |
| 26 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 27 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
| 28 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER | |
| 29 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, | |
| 30 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 31 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 32 | * | |
| 33 | ****************************************************************************** | |
| 34 | */ | |
| 35 | ||
| 36 | /* Define to prevent recursive inclusion -------------------------------------*/ | |
| 37 | #ifndef __STM32F0xx_HAL_CRC_EX_H | |
| 38 | #define __STM32F0xx_HAL_CRC_EX_H | |
| 39 | ||
| 40 | #ifdef __cplusplus | |
| 41 | extern "C" { | |
| 42 | #endif | |
| 43 | ||
| 44 | /* Includes ------------------------------------------------------------------*/ | |
| 45 | #include "stm32f0xx_hal_def.h" | |
| 46 | ||
| 47 | /** @addtogroup STM32F0xx_HAL_Driver | |
| 48 | * @{ | |
| 49 | */ | |
| 50 | ||
| 51 | /** @addtogroup CRCEx CRCEx | |
| 52 | * @{ | |
| 53 | */ | |
| 54 | ||
| 55 | /* Exported types ------------------------------------------------------------*/ | |
| 56 | /* Exported constants --------------------------------------------------------*/ | |
| 57 | /** @defgroup CRCEx_Exported_Constants CRCEx Exported Constants | |
| 58 | * @{ | |
| 59 | */ | |
| 60 | /** @defgroup CRCEx_Input_Data_Inversion Input Data Inversion Modes | |
| 61 | * @{ | |
| 62 | */ | |
| 63 | #define CRC_INPUTDATA_INVERSION_NONE (0x00000000U) | |
| 64 | #define CRC_INPUTDATA_INVERSION_BYTE ((uint32_t)CRC_CR_REV_IN_0) | |
| 65 | #define CRC_INPUTDATA_INVERSION_HALFWORD ((uint32_t)CRC_CR_REV_IN_1) | |
| 66 | #define CRC_INPUTDATA_INVERSION_WORD ((uint32_t)CRC_CR_REV_IN) | |
| 67 | ||
| 68 | #define IS_CRC_INPUTDATA_INVERSION_MODE(MODE) (((MODE) == CRC_INPUTDATA_INVERSION_NONE) || \ | |
| 69 | ((MODE) == CRC_INPUTDATA_INVERSION_BYTE) || \ | |
| 70 | ((MODE) == CRC_INPUTDATA_INVERSION_HALFWORD) || \ | |
| 71 | ((MODE) == CRC_INPUTDATA_INVERSION_WORD)) | |
| 72 | /** | |
| 73 | * @} | |
| 74 | */ | |
| 75 | ||
| 76 | /** @defgroup CRCEx_Output_Data_Inversion Output Data Inversion Modes | |
| 77 | * @{ | |
| 78 | */ | |
| 79 | #define CRC_OUTPUTDATA_INVERSION_DISABLE (0x00000000U) | |
| 80 | #define CRC_OUTPUTDATA_INVERSION_ENABLE ((uint32_t)CRC_CR_REV_OUT) | |
| 81 | ||
| 82 | #define IS_CRC_OUTPUTDATA_INVERSION_MODE(MODE) (((MODE) == CRC_OUTPUTDATA_INVERSION_DISABLE) || \ | |
| 83 | ((MODE) == CRC_OUTPUTDATA_INVERSION_ENABLE)) | |
| 84 | /** | |
| 85 | * @} | |
| 86 | */ | |
| 87 | ||
| 88 | /** @defgroup CRCEx_Polynomial_Sizes Polynomial sizes to configure the IP | |
| 89 | * @{ | |
| 90 | */ | |
| 91 | #if defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) || defined(STM32F091xC) || defined(STM32F098xx) | |
| 92 | #define CRC_POLYLENGTH_32B (0x00000000U) | |
| 93 | #define CRC_POLYLENGTH_16B ((uint32_t)CRC_CR_POLYSIZE_0) | |
| 94 | #define CRC_POLYLENGTH_8B ((uint32_t)CRC_CR_POLYSIZE_1) | |
| 95 | #define CRC_POLYLENGTH_7B ((uint32_t)CRC_CR_POLYSIZE) | |
| 96 | #define IS_CRC_POL_LENGTH(LENGTH) (((LENGTH) == CRC_POLYLENGTH_32B) || \ | |
| 97 | ((LENGTH) == CRC_POLYLENGTH_16B) || \ | |
| 98 | ((LENGTH) == CRC_POLYLENGTH_8B) || \ | |
| 99 | ((LENGTH) == CRC_POLYLENGTH_7B)) | |
| 100 | #else | |
| 101 | #define CRC_POLYLENGTH_32B (0x00000000U) | |
| 102 | #define IS_CRC_POL_LENGTH(LENGTH) ((LENGTH) == CRC_POLYLENGTH_32B) | |
| 103 | #endif /* defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) || defined(STM32F091xC) || defined(STM32F098xx) */ | |
| 104 | /** | |
| 105 | * @} | |
| 106 | */ | |
| 107 | ||
| 108 | /** @defgroup CRCEx_Polynomial_Size_Definitions CRC polynomial possible sizes actual definitions | |
| 109 | * @{ | |
| 110 | */ | |
| 111 | #if defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) || defined(STM32F091xC) || defined(STM32F098xx) | |
| 112 | #define HAL_CRC_LENGTH_32B 32U | |
| 113 | #define HAL_CRC_LENGTH_16B 16U | |
| 114 | #define HAL_CRC_LENGTH_8B 8U | |
| 115 | #define HAL_CRC_LENGTH_7B 7U | |
| 116 | #else | |
| 117 | #define HAL_CRC_LENGTH_32B 32U | |
| 118 | #endif /* defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) || defined(STM32F091xC) || defined(STM32F098xx) */ | |
| 119 | /** | |
| 120 | * @} | |
| 121 | */ | |
| 122 | ||
| 123 | /** | |
| 124 | * @} | |
| 125 | */ | |
| 126 | /* Exported macro ------------------------------------------------------------*/ | |
| 127 | ||
| 128 | /** @defgroup CRCEx_Exported_Macros CRCEx Exported Macros | |
| 129 | * @{ | |
| 130 | */ | |
| 131 | ||
| 132 | /** | |
| 133 | * @brief Set CRC output reversal | |
| 134 | * @param __HANDLE__ CRC handle | |
| 135 | * @retval None. | |
| 136 | */ | |
| 137 | #define __HAL_CRC_OUTPUTREVERSAL_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR |= CRC_CR_REV_OUT) | |
| 138 | ||
| 139 | /** | |
| 140 | * @brief Unset CRC output reversal | |
| 141 | * @param __HANDLE__ CRC handle | |
| 142 | * @retval None. | |
| 143 | */ | |
| 144 | #define __HAL_CRC_OUTPUTREVERSAL_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR &= ~(CRC_CR_REV_OUT)) | |
| 145 | ||
| 146 | #if defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) || defined(STM32F091xC) || defined(STM32F098xx) | |
| 147 | /** | |
| 148 | * @brief Set CRC non-default polynomial | |
| 149 | * @param __HANDLE__ CRC handle | |
| 150 | * @param __POLYNOMIAL__ 7, 8, 16 or 32-bit polynomial | |
| 151 | * @retval None. | |
| 152 | */ | |
| 153 | #define __HAL_CRC_POLYNOMIAL_CONFIG(__HANDLE__, __POLYNOMIAL__) ((__HANDLE__)->Instance->POL = (__POLYNOMIAL__)) | |
| 154 | #endif /* defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) || defined(STM32F091xC) || defined(STM32F098xx) */ | |
| 155 | /** | |
| 156 | * @} | |
| 157 | */ | |
| 158 | ||
| 159 | /* Exported functions --------------------------------------------------------*/ | |
| 160 | /** @addtogroup CRCEx_Exported_Functions | |
| 161 | * @{ | |
| 162 | */ | |
| 163 | ||
| 164 | /** @addtogroup CRCEx_Exported_Functions_Group1 Extended Initialization/de-initialization functions | |
| 165 | * @brief Extended Initialization and Configuration functions. | |
| 166 | * @{ | |
| 167 | */ | |
| 168 | ||
| 169 | /* Initialization and de-initialization functions ****************************/ | |
| 170 | HAL_StatusTypeDef HAL_CRCEx_Init(CRC_HandleTypeDef *hcrc); | |
| 171 | HAL_StatusTypeDef HAL_CRCEx_Input_Data_Reverse(CRC_HandleTypeDef *hcrc, uint32_t InputReverseMode); | |
| 172 | HAL_StatusTypeDef HAL_CRCEx_Output_Data_Reverse(CRC_HandleTypeDef *hcrc, uint32_t OutputReverseMode); | |
| 173 | ||
| 174 | #if defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) || defined(STM32F091xC) || defined(STM32F098xx) | |
| 175 | HAL_StatusTypeDef HAL_CRCEx_Polynomial_Set(CRC_HandleTypeDef *hcrc, uint32_t Pol, uint32_t PolyLength); | |
| 176 | #endif /* defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) || defined(STM32F091xC) || defined(STM32F098xx) */ | |
| 177 | /** | |
| 178 | * @} | |
| 179 | */ | |
| 180 | /* Peripheral Control functions ***********************************************/ | |
| 181 | /* Peripheral State and Error functions ***************************************/ | |
| 182 | /** | |
| 183 | * @} | |
| 184 | */ | |
| 185 | ||
| 186 | /** | |
| 187 | * @} | |
| 188 | */ | |
| 189 | ||
| 190 | /** | |
| 191 | * @} | |
| 192 | */ | |
| 193 | ||
| 194 | #ifdef __cplusplus | |
| 195 | } | |
| 196 | #endif | |
| 197 | ||
| 198 | #endif /* __STM32F0xx_HAL_CRC_EX_H */ | |
| 199 | ||
| 200 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ | |
