146 lines
5.4 KiB
C
146 lines
5.4 KiB
C
/**
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******************************************************************************
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* @file stm32f4xx_hal_crc.h
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* @author MCD Application Team
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* @version V1.1.0
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* @date 19-June-2014
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* @brief Header file of CRC HAL module.
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******************************************************************************
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* @attention
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*
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* <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of STMicroelectronics nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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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 __STM32F4xx_HAL_CRC_H
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#define __STM32F4xx_HAL_CRC_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 "stm32f4xx_hal_def.h"
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/** @addtogroup STM32F4xx_HAL_Driver
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* @{
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*/
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/** @addtogroup CRC
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* @{
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*/
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/* Exported types ------------------------------------------------------------*/
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/**
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* @brief CRC HAL State Structure definition
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*/
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typedef enum
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{
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HAL_CRC_STATE_RESET = 0x00, /*!< CRC not yet initialized or disabled */
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HAL_CRC_STATE_READY = 0x01, /*!< CRC initialized and ready for use */
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HAL_CRC_STATE_BUSY = 0x02, /*!< CRC internal process is ongoing */
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HAL_CRC_STATE_TIMEOUT = 0x03, /*!< CRC timeout state */
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HAL_CRC_STATE_ERROR = 0x04 /*!< CRC error state */
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}HAL_CRC_StateTypeDef;
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/**
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* @brief CRC handle Structure definition
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*/
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typedef struct
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{
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CRC_TypeDef *Instance; /*!< Register base address */
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HAL_LockTypeDef Lock; /*!< CRC locking object */
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__IO HAL_CRC_StateTypeDef State; /*!< CRC communication state */
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}CRC_HandleTypeDef;
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/* Exported constants --------------------------------------------------------*/
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/* Exported macro ------------------------------------------------------------*/
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/** @brief Reset CRC handle state
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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_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_CRC_STATE_RESET)
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/**
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* @brief Resets CRC Data Register.
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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_DR_RESET(__HANDLE__) ((__HANDLE__)->Instance->CR |= CRC_CR_RESET)
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/**
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* @brief Stores a 8-bit data in the Independent Data(ID) register.
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* @param __HANDLE__: CRC handle
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* @param __VALUE: 8-bit value to be stored in the ID register
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* @retval None
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*/
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#define __HAL_CRC_SET_IDR(__HANDLE__, __VALUE__) (MODIFY_REG((__HANDLE__)->Instance->IDR, CRC_IDR_IDR, (__VALUE__))
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/**
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* @brief Returns the 8-bit data stored in the Independent Data(ID) register.
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* @param __HANDLE__: CRC handle
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* @retval 8-bit value of the ID register
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*/
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#define __HAL_CRC_GET_IDR(__HANDLE__) (((__HANDLE__)->Instance->IDR) & CRC_IDR_IDR)
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/* Exported functions --------------------------------------------------------*/
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/* Initialization/de-initialization functions **********************************/
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HAL_StatusTypeDef HAL_CRC_Init(CRC_HandleTypeDef *hcrc);
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HAL_StatusTypeDef HAL_CRC_DeInit (CRC_HandleTypeDef *hcrc);
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void HAL_CRC_MspInit(CRC_HandleTypeDef *hcrc);
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void HAL_CRC_MspDeInit(CRC_HandleTypeDef *hcrc);
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/* Peripheral Control functions ************************************************/
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uint32_t HAL_CRC_Accumulate(CRC_HandleTypeDef *hcrc, uint32_t pBuffer[], uint32_t BufferLength);
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uint32_t HAL_CRC_Calculate(CRC_HandleTypeDef *hcrc, uint32_t pBuffer[], uint32_t BufferLength);
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/* Peripheral State functions **************************************************/
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HAL_CRC_StateTypeDef HAL_CRC_GetState(CRC_HandleTypeDef *hcrc);
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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 /* __STM32F4xx_HAL_CRC_H */
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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