mbed official / mbed

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

Dependents:   hello SerialTestv11 SerialTestv12 Sierpinski ... more

TARGET_NUCLEO_L496ZG_P/TARGET_STM/TARGET_STM32L4/device/stm32l4xx_hal_crc.h@161:aa5281ff4a02, 2018-02-16 (annotated)

Committer:
AnnaBridge
Date:
Fri Feb 16 16:16:41 2018 +0000
Revision:
161:aa5281ff4a02
Parent:
158:1c57384330a6 
mbed library. Release version 159.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 158:1c57384330a6 1 /**
AnnaBridge 158:1c57384330a6 2 ******************************************************************************
AnnaBridge 158:1c57384330a6 3 * @file stm32l4xx_hal_crc.h
AnnaBridge 158:1c57384330a6 4 * @author MCD Application Team
AnnaBridge 158:1c57384330a6 5 * @brief Header file of CRC HAL module.
AnnaBridge 158:1c57384330a6 6 ******************************************************************************
AnnaBridge 158:1c57384330a6 7 * @attention
AnnaBridge 158:1c57384330a6 8 *
AnnaBridge 158:1c57384330a6 9 * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
AnnaBridge 158:1c57384330a6 10 *
AnnaBridge 158:1c57384330a6 11 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 158:1c57384330a6 12 * are permitted provided that the following conditions are met:
AnnaBridge 158:1c57384330a6 13 * 1. Redistributions of source code must retain the above copyright notice,
AnnaBridge 158:1c57384330a6 14 * this list of conditions and the following disclaimer.
AnnaBridge 158:1c57384330a6 15 * 2. Redistributions in binary form must reproduce the above copyright notice,
AnnaBridge 158:1c57384330a6 16 * this list of conditions and the following disclaimer in the documentation
AnnaBridge 158:1c57384330a6 17 * and/or other materials provided with the distribution.
AnnaBridge 158:1c57384330a6 18 * 3. Neither the name of STMicroelectronics nor the names of its contributors
AnnaBridge 158:1c57384330a6 19 * may be used to endorse or promote products derived from this software
AnnaBridge 158:1c57384330a6 20 * without specific prior written permission.
AnnaBridge 158:1c57384330a6 21 *
AnnaBridge 158:1c57384330a6 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AnnaBridge 158:1c57384330a6 23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
AnnaBridge 158:1c57384330a6 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 158:1c57384330a6 25 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
AnnaBridge 158:1c57384330a6 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
AnnaBridge 158:1c57384330a6 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
AnnaBridge 158:1c57384330a6 28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
AnnaBridge 158:1c57384330a6 29 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
AnnaBridge 158:1c57384330a6 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
AnnaBridge 158:1c57384330a6 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 158:1c57384330a6 32 *
AnnaBridge 158:1c57384330a6 33 ******************************************************************************
AnnaBridge 158:1c57384330a6 34 */
AnnaBridge 158:1c57384330a6 35
AnnaBridge 158:1c57384330a6 36 /* Define to prevent recursive inclusion -------------------------------------*/
AnnaBridge 158:1c57384330a6 37 #ifndef __STM32L4xx_HAL_CRC_H
AnnaBridge 158:1c57384330a6 38 #define __STM32L4xx_HAL_CRC_H
AnnaBridge 158:1c57384330a6 39
AnnaBridge 158:1c57384330a6 40 #ifdef __cplusplus
AnnaBridge 158:1c57384330a6 41 extern "C" {
AnnaBridge 158:1c57384330a6 42 #endif
AnnaBridge 158:1c57384330a6 43
AnnaBridge 158:1c57384330a6 44 /* Includes ------------------------------------------------------------------*/
AnnaBridge 158:1c57384330a6 45 #include "stm32l4xx_hal_def.h"
AnnaBridge 158:1c57384330a6 46
AnnaBridge 158:1c57384330a6 47 /** @addtogroup STM32L4xx_HAL_Driver
AnnaBridge 158:1c57384330a6 48 * @{
AnnaBridge 158:1c57384330a6 49 */
AnnaBridge 158:1c57384330a6 50
AnnaBridge 158:1c57384330a6 51 /** @addtogroup CRC
AnnaBridge 158:1c57384330a6 52 * @{
AnnaBridge 158:1c57384330a6 53 */
AnnaBridge 158:1c57384330a6 54
AnnaBridge 158:1c57384330a6 55 /* Exported types ------------------------------------------------------------*/
AnnaBridge 158:1c57384330a6 56
AnnaBridge 158:1c57384330a6 57 /** @defgroup CRC_Exported_Types CRC Exported Types
AnnaBridge 158:1c57384330a6 58 * @{
AnnaBridge 158:1c57384330a6 59 */
AnnaBridge 158:1c57384330a6 60
AnnaBridge 158:1c57384330a6 61 /**
AnnaBridge 158:1c57384330a6 62 * @brief CRC HAL State Structure definition
AnnaBridge 158:1c57384330a6 63 */
AnnaBridge 158:1c57384330a6 64 typedef enum
AnnaBridge 158:1c57384330a6 65 {
AnnaBridge 158:1c57384330a6 66 HAL_CRC_STATE_RESET = 0x00, /*!< CRC not yet initialized or disabled */
AnnaBridge 158:1c57384330a6 67 HAL_CRC_STATE_READY = 0x01, /*!< CRC initialized and ready for use */
AnnaBridge 158:1c57384330a6 68 HAL_CRC_STATE_BUSY = 0x02, /*!< CRC internal process is ongoing */
AnnaBridge 158:1c57384330a6 69 HAL_CRC_STATE_TIMEOUT = 0x03, /*!< CRC timeout state */
AnnaBridge 158:1c57384330a6 70 HAL_CRC_STATE_ERROR = 0x04 /*!< CRC error state */
AnnaBridge 158:1c57384330a6 71 }HAL_CRC_StateTypeDef;
AnnaBridge 158:1c57384330a6 72
AnnaBridge 158:1c57384330a6 73
AnnaBridge 158:1c57384330a6 74
AnnaBridge 158:1c57384330a6 75 /**
AnnaBridge 158:1c57384330a6 76 * @brief CRC Init Structure definition
AnnaBridge 158:1c57384330a6 77 */
AnnaBridge 158:1c57384330a6 78 typedef struct
AnnaBridge 158:1c57384330a6 79 {
AnnaBridge 158:1c57384330a6 80 uint8_t DefaultPolynomialUse; /*!< This parameter is a value of @ref CRC_Default_Polynomial and indicates if default polynomial is used.
AnnaBridge 158:1c57384330a6 81 If set to DEFAULT_POLYNOMIAL_ENABLE, resort to default
AnnaBridge 158:1c57384330a6 82 X^32 + X^26 + X^23 + X^22 + X^16 + X^12 + X^11 + X^10 +X^8 + X^7 + X^5 + X^4 + X^2+ X +1.
AnnaBridge 158:1c57384330a6 83 In that case, there is no need to set GeneratingPolynomial field.
AnnaBridge 158:1c57384330a6 84 If otherwise set to DEFAULT_POLYNOMIAL_DISABLE, GeneratingPolynomial and CRCLength fields must be set. */
AnnaBridge 158:1c57384330a6 85
AnnaBridge 158:1c57384330a6 86 uint8_t DefaultInitValueUse; /*!< This parameter is a value of @ref CRC_Default_InitValue_Use and indicates if default init value is used.
AnnaBridge 158:1c57384330a6 87 If set to DEFAULT_INIT_VALUE_ENABLE, resort to default
AnnaBridge 158:1c57384330a6 88 0xFFFFFFFF value. In that case, there is no need to set InitValue field.
AnnaBridge 158:1c57384330a6 89 If otherwise set to DEFAULT_INIT_VALUE_DISABLE, InitValue field must be set. */
AnnaBridge 158:1c57384330a6 90
AnnaBridge 158:1c57384330a6 91 uint32_t GeneratingPolynomial; /*!< Set CRC generating polynomial as a 7, 8, 16 or 32-bit long value for a polynomial degree
AnnaBridge 158:1c57384330a6 92 respectively equal to 7, 8, 16 or 32. This field is written in normal representation,
AnnaBridge 158:1c57384330a6 93 e.g., for a polynomial of degree 7, X^7 + X^6 + X^5 + X^2 + 1 is written 0x65.
AnnaBridge 158:1c57384330a6 94 No need to specify it if DefaultPolynomialUse is set to DEFAULT_POLYNOMIAL_ENABLE. */
AnnaBridge 158:1c57384330a6 95
AnnaBridge 158:1c57384330a6 96 uint32_t CRCLength; /*!< This parameter is a value of @ref CRC_Polynomial_Sizes and indicates CRC length.
AnnaBridge 158:1c57384330a6 97 Value can be either one of
AnnaBridge 158:1c57384330a6 98 @arg @ref CRC_POLYLENGTH_32B (32-bit CRC),
AnnaBridge 158:1c57384330a6 99 @arg @ref CRC_POLYLENGTH_16B (16-bit CRC),
AnnaBridge 158:1c57384330a6 100 @arg @ref CRC_POLYLENGTH_8B (8-bit CRC),
AnnaBridge 158:1c57384330a6 101 @arg @ref CRC_POLYLENGTH_7B (7-bit CRC). */
AnnaBridge 158:1c57384330a6 102
AnnaBridge 158:1c57384330a6 103 uint32_t InitValue; /*!< Init value to initiate CRC computation. No need to specify it if DefaultInitValueUse
AnnaBridge 158:1c57384330a6 104 is set to DEFAULT_INIT_VALUE_ENABLE. */
AnnaBridge 158:1c57384330a6 105
AnnaBridge 158:1c57384330a6 106 uint32_t InputDataInversionMode; /*!< This parameter is a value of @ref CRCEx_Input_Data_Inversion and specifies input data inversion mode.
AnnaBridge 158:1c57384330a6 107 Can be either one of the following values
AnnaBridge 158:1c57384330a6 108 @arg @ref CRC_INPUTDATA_INVERSION_NONE no input data inversion
AnnaBridge 158:1c57384330a6 109 @arg @ref CRC_INPUTDATA_INVERSION_BYTE byte-wise inversion, 0x1A2B3C4D becomes 0x58D43CB2
AnnaBridge 158:1c57384330a6 110 @arg @ref CRC_INPUTDATA_INVERSION_HALFWORD halfword-wise inversion, 0x1A2B3C4D becomes 0xD458B23C
AnnaBridge 158:1c57384330a6 111 @arg @ref CRC_INPUTDATA_INVERSION_WORD word-wise inversion, 0x1A2B3C4D becomes 0xB23CD458 */
AnnaBridge 158:1c57384330a6 112
AnnaBridge 158:1c57384330a6 113 uint32_t OutputDataInversionMode; /*!< This parameter is a value of @ref CRCEx_Output_Data_Inversion and specifies output data (i.e. CRC) inversion mode.
AnnaBridge 158:1c57384330a6 114 Can be either
AnnaBridge 158:1c57384330a6 115 @arg @ref CRC_OUTPUTDATA_INVERSION_DISABLE no CRC inversion,
AnnaBridge 158:1c57384330a6 116 @arg @ref CRC_OUTPUTDATA_INVERSION_ENABLE CRC 0x11223344 is converted into 0x22CC4488 */
AnnaBridge 158:1c57384330a6 117 }CRC_InitTypeDef;
AnnaBridge 158:1c57384330a6 118
AnnaBridge 158:1c57384330a6 119
AnnaBridge 158:1c57384330a6 120
AnnaBridge 158:1c57384330a6 121 /**
AnnaBridge 158:1c57384330a6 122 * @brief CRC Handle Structure definition
AnnaBridge 158:1c57384330a6 123 */
AnnaBridge 158:1c57384330a6 124 typedef struct
AnnaBridge 158:1c57384330a6 125 {
AnnaBridge 158:1c57384330a6 126 CRC_TypeDef *Instance; /*!< Register base address */
AnnaBridge 158:1c57384330a6 127
AnnaBridge 158:1c57384330a6 128 CRC_InitTypeDef Init; /*!< CRC configuration parameters */
AnnaBridge 158:1c57384330a6 129
AnnaBridge 158:1c57384330a6 130 HAL_LockTypeDef Lock; /*!< CRC Locking object */
AnnaBridge 158:1c57384330a6 131
AnnaBridge 158:1c57384330a6 132 __IO HAL_CRC_StateTypeDef State; /*!< CRC communication state */
AnnaBridge 158:1c57384330a6 133
AnnaBridge 158:1c57384330a6 134 uint32_t InputDataFormat; /*!< This parameter is a value of @ref CRC_Input_Buffer_Format and specifies input data format.
AnnaBridge 158:1c57384330a6 135 Can be either
AnnaBridge 158:1c57384330a6 136 @arg @ref CRC_INPUTDATA_FORMAT_BYTES input data is a stream of bytes (8-bit data)
AnnaBridge 158:1c57384330a6 137 @arg @ref CRC_INPUTDATA_FORMAT_HALFWORDS input data is a stream of half-words (16-bit data)
AnnaBridge 158:1c57384330a6 138 @arg @ref CRC_INPUTDATA_FORMAT_WORDS input data is a stream of words (32-bit data)
AnnaBridge 158:1c57384330a6 139
AnnaBridge 158:1c57384330a6 140 Note that constant CRC_INPUT_FORMAT_UNDEFINED is defined but an initialization error
AnnaBridge 158:1c57384330a6 141 must occur if InputBufferFormat is not one of the three values listed above */
AnnaBridge 158:1c57384330a6 142 }CRC_HandleTypeDef;
AnnaBridge 158:1c57384330a6 143
AnnaBridge 158:1c57384330a6 144
AnnaBridge 158:1c57384330a6 145 /**
AnnaBridge 158:1c57384330a6 146 * @}
AnnaBridge 158:1c57384330a6 147 */
AnnaBridge 158:1c57384330a6 148
AnnaBridge 158:1c57384330a6 149 /* Exported constants --------------------------------------------------------*/
AnnaBridge 158:1c57384330a6 150 /** @defgroup CRC_Exported_Constants CRC Exported Constants
AnnaBridge 158:1c57384330a6 151 * @{
AnnaBridge 158:1c57384330a6 152 */
AnnaBridge 158:1c57384330a6 153
AnnaBridge 158:1c57384330a6 154 /** @defgroup CRC_Default_Polynomial_Value Default CRC generating polynomial
AnnaBridge 158:1c57384330a6 155 * @{
AnnaBridge 158:1c57384330a6 156 */
AnnaBridge 161:aa5281ff4a02 157 #define DEFAULT_CRC32_POLY 0x04C11DB7U /*!< X^32 + X^26 + X^23 + X^22 + X^16 + X^12 + X^11 + X^10 +X^8 + X^7 + X^5 + X^4 + X^2+ X +1 */
AnnaBridge 158:1c57384330a6 158 /**
AnnaBridge 158:1c57384330a6 159 * @}
AnnaBridge 158:1c57384330a6 160 */
AnnaBridge 158:1c57384330a6 161
AnnaBridge 158:1c57384330a6 162 /** @defgroup CRC_Default_InitValue Default CRC computation initialization value
AnnaBridge 158:1c57384330a6 163 * @{
AnnaBridge 158:1c57384330a6 164 */
AnnaBridge 161:aa5281ff4a02 165 #define DEFAULT_CRC_INITVALUE 0xFFFFFFFFU /*!< Initial CRC default value */
AnnaBridge 158:1c57384330a6 166 /**
AnnaBridge 158:1c57384330a6 167 * @}
AnnaBridge 158:1c57384330a6 168 */
AnnaBridge 158:1c57384330a6 169
AnnaBridge 158:1c57384330a6 170 /** @defgroup CRC_Default_Polynomial Indicates whether or not default polynomial is used
AnnaBridge 158:1c57384330a6 171 * @{
AnnaBridge 158:1c57384330a6 172 */
AnnaBridge 161:aa5281ff4a02 173 #define DEFAULT_POLYNOMIAL_ENABLE ((uint8_t)0x00U) /*!< Enable default generating polynomial 0x04C11DB7 */
AnnaBridge 161:aa5281ff4a02 174 #define DEFAULT_POLYNOMIAL_DISABLE ((uint8_t)0x01U) /*!< Disable default generating polynomial 0x04C11DB7 */
AnnaBridge 158:1c57384330a6 175 /**
AnnaBridge 158:1c57384330a6 176 * @}
AnnaBridge 158:1c57384330a6 177 */
AnnaBridge 158:1c57384330a6 178
AnnaBridge 158:1c57384330a6 179 /** @defgroup CRC_Default_InitValue_Use Indicates whether or not default init value is used
AnnaBridge 158:1c57384330a6 180 * @{
AnnaBridge 158:1c57384330a6 181 */
AnnaBridge 161:aa5281ff4a02 182 #define DEFAULT_INIT_VALUE_ENABLE ((uint8_t)0x00U) /*!< Enable initial CRC default value */
AnnaBridge 161:aa5281ff4a02 183 #define DEFAULT_INIT_VALUE_DISABLE ((uint8_t)0x01U) /*!< Disable initial CRC default value */
AnnaBridge 158:1c57384330a6 184 /**
AnnaBridge 158:1c57384330a6 185 * @}
AnnaBridge 158:1c57384330a6 186 */
AnnaBridge 158:1c57384330a6 187
AnnaBridge 158:1c57384330a6 188 /** @defgroup CRC_Polynomial_Sizes Polynomial sizes to configure the IP
AnnaBridge 158:1c57384330a6 189 * @{
AnnaBridge 158:1c57384330a6 190 */
AnnaBridge 161:aa5281ff4a02 191 #define CRC_POLYLENGTH_32B (0x00000000U) /*!< Resort to a 32-bit long generating polynomial */
AnnaBridge 161:aa5281ff4a02 192 #define CRC_POLYLENGTH_16B (CRC_CR_POLYSIZE_0) /*!< Resort to a 16-bit long generating polynomial */
AnnaBridge 161:aa5281ff4a02 193 #define CRC_POLYLENGTH_8B (CRC_CR_POLYSIZE_1) /*!< Resort to a 8-bit long generating polynomial */
AnnaBridge 161:aa5281ff4a02 194 #define CRC_POLYLENGTH_7B (CRC_CR_POLYSIZE) /*!< Resort to a 7-bit long generating polynomial */
AnnaBridge 158:1c57384330a6 195 /**
AnnaBridge 158:1c57384330a6 196 * @}
AnnaBridge 158:1c57384330a6 197 */
AnnaBridge 158:1c57384330a6 198
AnnaBridge 158:1c57384330a6 199 /** @defgroup CRC_Polynomial_Size_Definitions CRC polynomial possible sizes actual definitions
AnnaBridge 158:1c57384330a6 200 * @{
AnnaBridge 158:1c57384330a6 201 */
AnnaBridge 161:aa5281ff4a02 202 #define HAL_CRC_LENGTH_32B 32U /*!< 32-bit long CRC */
AnnaBridge 161:aa5281ff4a02 203 #define HAL_CRC_LENGTH_16B 16U /*!< 16-bit long CRC */
AnnaBridge 161:aa5281ff4a02 204 #define HAL_CRC_LENGTH_8B 8U /*!< 8-bit long CRC */
AnnaBridge 161:aa5281ff4a02 205 #define HAL_CRC_LENGTH_7B 7U /*!< 7-bit long CRC */
AnnaBridge 158:1c57384330a6 206 /**
AnnaBridge 158:1c57384330a6 207 * @}
AnnaBridge 158:1c57384330a6 208 */
AnnaBridge 158:1c57384330a6 209
AnnaBridge 158:1c57384330a6 210 /** @defgroup CRC_Input_Buffer_Format Input Buffer Format
AnnaBridge 158:1c57384330a6 211 * @{
AnnaBridge 158:1c57384330a6 212 */
AnnaBridge 158:1c57384330a6 213 /* WARNING: CRC_INPUT_FORMAT_UNDEFINED is created for reference purposes but
AnnaBridge 158:1c57384330a6 214 * an error is triggered in HAL_CRC_Init() if InputDataFormat field is set
AnnaBridge 158:1c57384330a6 215 * to CRC_INPUT_FORMAT_UNDEFINED: the format MUST be defined by the user for
AnnaBridge 158:1c57384330a6 216 * the CRC APIs to provide a correct result */
AnnaBridge 161:aa5281ff4a02 217 #define CRC_INPUTDATA_FORMAT_UNDEFINED 0x00000000U /*!< Undefined input data format */
AnnaBridge 161:aa5281ff4a02 218 #define CRC_INPUTDATA_FORMAT_BYTES 0x00000001U /*!< Input data in byte format */
AnnaBridge 161:aa5281ff4a02 219 #define CRC_INPUTDATA_FORMAT_HALFWORDS 0x00000002U /*!< Input data in half-word format */
AnnaBridge 161:aa5281ff4a02 220 #define CRC_INPUTDATA_FORMAT_WORDS 0x00000003U /*!< Input data in word format */
AnnaBridge 158:1c57384330a6 221 /**
AnnaBridge 158:1c57384330a6 222 * @}
AnnaBridge 158:1c57384330a6 223 */
AnnaBridge 158:1c57384330a6 224
AnnaBridge 158:1c57384330a6 225 /** @defgroup CRC_Aliases CRC API aliases
AnnaBridge 158:1c57384330a6 226 * @{
AnnaBridge 158:1c57384330a6 227 */
AnnaBridge 158:1c57384330a6 228 #define HAL_CRC_Input_Data_Reverse HAL_CRCEx_Input_Data_Reverse /*!< Aliased to HAL_CRCEx_Input_Data_Reverse for inter STM32 series compatibility */
AnnaBridge 158:1c57384330a6 229 #define HAL_CRC_Output_Data_Reverse HAL_CRCEx_Output_Data_Reverse /*!< Aliased to HAL_CRCEx_Output_Data_Reverse for inter STM32 series compatibility */
AnnaBridge 158:1c57384330a6 230 /**
AnnaBridge 158:1c57384330a6 231 * @}
AnnaBridge 158:1c57384330a6 232 */
AnnaBridge 158:1c57384330a6 233
AnnaBridge 158:1c57384330a6 234 /**
AnnaBridge 158:1c57384330a6 235 * @}
AnnaBridge 158:1c57384330a6 236 */
AnnaBridge 158:1c57384330a6 237
AnnaBridge 158:1c57384330a6 238
AnnaBridge 158:1c57384330a6 239 /* Exported macros -----------------------------------------------------------*/
AnnaBridge 158:1c57384330a6 240 /** @defgroup CRC_Exported_Macros CRC Exported Macros
AnnaBridge 158:1c57384330a6 241 * @{
AnnaBridge 158:1c57384330a6 242 */
AnnaBridge 158:1c57384330a6 243
AnnaBridge 158:1c57384330a6 244 /** @brief Reset CRC handle state.
AnnaBridge 158:1c57384330a6 245 * @param __HANDLE__: CRC handle.
AnnaBridge 158:1c57384330a6 246 * @retval None
AnnaBridge 158:1c57384330a6 247 */
AnnaBridge 158:1c57384330a6 248 #define __HAL_CRC_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_CRC_STATE_RESET)
AnnaBridge 158:1c57384330a6 249
AnnaBridge 158:1c57384330a6 250 /**
AnnaBridge 158:1c57384330a6 251 * @brief Reset CRC Data Register.
AnnaBridge 158:1c57384330a6 252 * @param __HANDLE__: CRC handle
AnnaBridge 158:1c57384330a6 253 * @retval None
AnnaBridge 158:1c57384330a6 254 */
AnnaBridge 158:1c57384330a6 255 #define __HAL_CRC_DR_RESET(__HANDLE__) ((__HANDLE__)->Instance->CR |= CRC_CR_RESET)
AnnaBridge 158:1c57384330a6 256
AnnaBridge 158:1c57384330a6 257 /**
AnnaBridge 158:1c57384330a6 258 * @brief Set CRC INIT non-default value
AnnaBridge 158:1c57384330a6 259 * @param __HANDLE__: CRC handle
AnnaBridge 158:1c57384330a6 260 * @param __INIT__: 32-bit initial value
AnnaBridge 158:1c57384330a6 261 * @retval None
AnnaBridge 158:1c57384330a6 262 */
AnnaBridge 158:1c57384330a6 263 #define __HAL_CRC_INITIALCRCVALUE_CONFIG(__HANDLE__, __INIT__) ((__HANDLE__)->Instance->INIT = (__INIT__))
AnnaBridge 158:1c57384330a6 264
AnnaBridge 158:1c57384330a6 265 /**
AnnaBridge 161:aa5281ff4a02 266 * @brief Store data in the Independent Data (ID) register.
AnnaBridge 158:1c57384330a6 267 * @param __HANDLE__: CRC handle
AnnaBridge 161:aa5281ff4a02 268 * @param __VALUE__: Value to be stored in the ID register
AnnaBridge 161:aa5281ff4a02 269 * @note Refer to the Reference Manual to get the authorized __VALUE__ length in bits
AnnaBridge 158:1c57384330a6 270 * @retval None
AnnaBridge 158:1c57384330a6 271 */
AnnaBridge 161:aa5281ff4a02 272 #define __HAL_CRC_SET_IDR(__HANDLE__, __VALUE__) (MODIFY_REG((__HANDLE__)->Instance->IDR, CRC_IDR_IDR, (__VALUE__)))
AnnaBridge 158:1c57384330a6 273
AnnaBridge 158:1c57384330a6 274 /**
AnnaBridge 161:aa5281ff4a02 275 * @brief Return the data stored in the Independent Data (ID) register.
AnnaBridge 158:1c57384330a6 276 * @param __HANDLE__: CRC handle
AnnaBridge 161:aa5281ff4a02 277 * @note Refer to the Reference Manual to get the authorized __VALUE__ length in bits
AnnaBridge 161:aa5281ff4a02 278 * @retval Value of the ID register
AnnaBridge 158:1c57384330a6 279 */
AnnaBridge 158:1c57384330a6 280 #define __HAL_CRC_GET_IDR(__HANDLE__) (((__HANDLE__)->Instance->IDR) & CRC_IDR_IDR)
AnnaBridge 158:1c57384330a6 281 /**
AnnaBridge 158:1c57384330a6 282 * @}
AnnaBridge 158:1c57384330a6 283 */
AnnaBridge 158:1c57384330a6 284
AnnaBridge 158:1c57384330a6 285
AnnaBridge 158:1c57384330a6 286 /* Private macros --------------------------------------------------------*/
AnnaBridge 158:1c57384330a6 287 /** @addtogroup CRC_Private_Macros CRC Private Macros
AnnaBridge 158:1c57384330a6 288 * @{
AnnaBridge 158:1c57384330a6 289 */
AnnaBridge 158:1c57384330a6 290
AnnaBridge 158:1c57384330a6 291 #define IS_DEFAULT_POLYNOMIAL(DEFAULT) (((DEFAULT) == DEFAULT_POLYNOMIAL_ENABLE) || \
AnnaBridge 158:1c57384330a6 292 ((DEFAULT) == DEFAULT_POLYNOMIAL_DISABLE))
AnnaBridge 158:1c57384330a6 293
AnnaBridge 158:1c57384330a6 294
AnnaBridge 158:1c57384330a6 295 #define IS_DEFAULT_INIT_VALUE(VALUE) (((VALUE) == DEFAULT_INIT_VALUE_ENABLE) || \
AnnaBridge 158:1c57384330a6 296 ((VALUE) == DEFAULT_INIT_VALUE_DISABLE))
AnnaBridge 158:1c57384330a6 297
AnnaBridge 158:1c57384330a6 298 #define IS_CRC_POL_LENGTH(LENGTH) (((LENGTH) == CRC_POLYLENGTH_32B) || \
AnnaBridge 158:1c57384330a6 299 ((LENGTH) == CRC_POLYLENGTH_16B) || \
AnnaBridge 158:1c57384330a6 300 ((LENGTH) == CRC_POLYLENGTH_8B) || \
AnnaBridge 158:1c57384330a6 301 ((LENGTH) == CRC_POLYLENGTH_7B))
AnnaBridge 158:1c57384330a6 302
AnnaBridge 158:1c57384330a6 303 #define IS_CRC_INPUTDATA_FORMAT(FORMAT) (((FORMAT) == CRC_INPUTDATA_FORMAT_BYTES) || \
AnnaBridge 158:1c57384330a6 304 ((FORMAT) == CRC_INPUTDATA_FORMAT_HALFWORDS) || \
AnnaBridge 158:1c57384330a6 305 ((FORMAT) == CRC_INPUTDATA_FORMAT_WORDS))
AnnaBridge 158:1c57384330a6 306
AnnaBridge 158:1c57384330a6 307 /**
AnnaBridge 158:1c57384330a6 308 * @}
AnnaBridge 158:1c57384330a6 309 */
AnnaBridge 158:1c57384330a6 310
AnnaBridge 158:1c57384330a6 311 /* Include CRC HAL Extended module */
AnnaBridge 158:1c57384330a6 312 #include "stm32l4xx_hal_crc_ex.h"
AnnaBridge 158:1c57384330a6 313
AnnaBridge 158:1c57384330a6 314 /* Exported functions --------------------------------------------------------*/
AnnaBridge 158:1c57384330a6 315 /** @defgroup CRC_Exported_Functions CRC Exported Functions
AnnaBridge 158:1c57384330a6 316 * @{
AnnaBridge 158:1c57384330a6 317 */
AnnaBridge 158:1c57384330a6 318
AnnaBridge 158:1c57384330a6 319 /* Initialization and de-initialization functions ****************************/
AnnaBridge 158:1c57384330a6 320 /** @defgroup CRC_Exported_Functions_Group1 Initialization and de-initialization functions
AnnaBridge 158:1c57384330a6 321 * @{
AnnaBridge 158:1c57384330a6 322 */
AnnaBridge 158:1c57384330a6 323 HAL_StatusTypeDef HAL_CRC_Init(CRC_HandleTypeDef *hcrc);
AnnaBridge 158:1c57384330a6 324 HAL_StatusTypeDef HAL_CRC_DeInit (CRC_HandleTypeDef *hcrc);
AnnaBridge 158:1c57384330a6 325 void HAL_CRC_MspInit(CRC_HandleTypeDef *hcrc);
AnnaBridge 158:1c57384330a6 326 void HAL_CRC_MspDeInit(CRC_HandleTypeDef *hcrc);
AnnaBridge 158:1c57384330a6 327 /**
AnnaBridge 158:1c57384330a6 328 * @}
AnnaBridge 158:1c57384330a6 329 */
AnnaBridge 158:1c57384330a6 330
AnnaBridge 158:1c57384330a6 331 /* Peripheral Control functions ***********************************************/
AnnaBridge 158:1c57384330a6 332 /** @defgroup CRC_Exported_Functions_Group2 Peripheral Control functions
AnnaBridge 158:1c57384330a6 333 * @{
AnnaBridge 158:1c57384330a6 334 */
AnnaBridge 158:1c57384330a6 335 uint32_t HAL_CRC_Accumulate(CRC_HandleTypeDef *hcrc, uint32_t pBuffer[], uint32_t BufferLength);
AnnaBridge 158:1c57384330a6 336 uint32_t HAL_CRC_Calculate(CRC_HandleTypeDef *hcrc, uint32_t pBuffer[], uint32_t BufferLength);
AnnaBridge 158:1c57384330a6 337 /**
AnnaBridge 158:1c57384330a6 338 * @}
AnnaBridge 158:1c57384330a6 339 */
AnnaBridge 158:1c57384330a6 340
AnnaBridge 158:1c57384330a6 341 /* Peripheral State and Error functions ***************************************/
AnnaBridge 158:1c57384330a6 342 /** @defgroup CRC_Exported_Functions_Group3 Peripheral State functions
AnnaBridge 158:1c57384330a6 343 * @{
AnnaBridge 158:1c57384330a6 344 */
AnnaBridge 158:1c57384330a6 345 HAL_CRC_StateTypeDef HAL_CRC_GetState(CRC_HandleTypeDef *hcrc);
AnnaBridge 158:1c57384330a6 346 /**
AnnaBridge 158:1c57384330a6 347 * @}
AnnaBridge 158:1c57384330a6 348 */
AnnaBridge 158:1c57384330a6 349
AnnaBridge 158:1c57384330a6 350 /**
AnnaBridge 158:1c57384330a6 351 * @}
AnnaBridge 158:1c57384330a6 352 */
AnnaBridge 158:1c57384330a6 353
AnnaBridge 158:1c57384330a6 354 /**
AnnaBridge 158:1c57384330a6 355 * @}
AnnaBridge 158:1c57384330a6 356 */
AnnaBridge 158:1c57384330a6 357
AnnaBridge 158:1c57384330a6 358 /**
AnnaBridge 158:1c57384330a6 359 * @}
AnnaBridge 158:1c57384330a6 360 */
AnnaBridge 158:1c57384330a6 361
AnnaBridge 158:1c57384330a6 362 #ifdef __cplusplus
AnnaBridge 158:1c57384330a6 363 }
AnnaBridge 158:1c57384330a6 364 #endif
AnnaBridge 158:1c57384330a6 365
AnnaBridge 158:1c57384330a6 366 #endif /* __STM32L4xx_HAL_CRC_H */
AnnaBridge 158:1c57384330a6 367
AnnaBridge 158:1c57384330a6 368 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/