/**+
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  ******************************************************************************+
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  * @file    stm32f4xx_ll_crc.h+
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  * @author  MCD Application Team+
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  * @brief   Header file of CRC LL module.+
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  ******************************************************************************+
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  * @attention+
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  *+
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  * <h2><center>&copy; COPYRIGHT(c) 2017 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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+
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/* Define to prevent recursive inclusion -------------------------------------*/+
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#ifndef __STM32F4xx_LL_CRC_H+
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#define __STM32F4xx_LL_CRC_H+
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+
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#ifdef __cplusplus+
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extern "C" {+
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#endif+
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+
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/* Includes ------------------------------------------------------------------*/+
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#include "stm32f4xx.h"+
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+
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/** @addtogroup STM32F4xx_LL_Driver+
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  * @{+
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  */+
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+
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#if defined(CRC)+
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+
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/** @defgroup CRC_LL CRC+
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  * @{+
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  */+
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+
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/* Private types -------------------------------------------------------------*/+
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/* Private variables ---------------------------------------------------------*/+
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/* Private constants ---------------------------------------------------------*/+
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/* Private macros ------------------------------------------------------------*/+
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+
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/* Exported types ------------------------------------------------------------*/+
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/* Exported constants --------------------------------------------------------*/+
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+
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/* Exported macro ------------------------------------------------------------*/+
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/** @defgroup CRC_LL_Exported_Macros CRC Exported Macros+
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  * @{+
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  */+
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+
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/** @defgroup CRC_LL_EM_WRITE_READ Common Write and read registers Macros+
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  * @{+
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  */+
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+
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/**+
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  * @brief  Write a value in CRC register+
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  * @param  __INSTANCE__ CRC Instance+
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  * @param  __REG__ Register to be written+
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  * @param  __VALUE__ Value to be written in the register+
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  * @retval None+
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  */+
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#define LL_CRC_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))+
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+
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/**+
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  * @brief  Read a value in CRC register+
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  * @param  __INSTANCE__ CRC Instance+
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  * @param  __REG__ Register to be read+
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  * @retval Register value+
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  */+
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#define LL_CRC_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)+
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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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  */+
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+
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+
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/* Exported functions --------------------------------------------------------*/+
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/** @defgroup CRC_LL_Exported_Functions CRC Exported Functions+
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  * @{+
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  */+
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+
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/** @defgroup CRC_LL_EF_Configuration CRC Configuration functions+
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  * @{+
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  */+
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+
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/**+
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  * @brief  Reset the CRC calculation unit.+
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  * @rmtoll CR           RESET         LL_CRC_ResetCRCCalculationUnit+
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  * @param  CRCx CRC Instance+
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  * @retval None+
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  */+
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__STATIC_INLINE void LL_CRC_ResetCRCCalculationUnit(CRC_TypeDef *CRCx)+
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{+
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  WRITE_REG(CRCx->CR, CRC_CR_RESET);+
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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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/** @defgroup CRC_LL_EF_Data_Management Data_Management+
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  * @{+
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  */+
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+
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/**+
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  * @brief  Write given 32-bit data to the CRC calculator+
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  * @rmtoll DR           DR            LL_CRC_FeedData32+
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  * @param  CRCx CRC Instance+
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  * @param  InData value to be provided to CRC calculator between between Min_Data=0 and Max_Data=0xFFFFFFFF+
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  * @retval None+
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  */+
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__STATIC_INLINE void LL_CRC_FeedData32(CRC_TypeDef *CRCx, uint32_t InData)+
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{+
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  WRITE_REG(CRCx->DR, InData);+
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}+
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+
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/**+
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  * @brief  Return current CRC calculation result. 32 bits value is returned.+
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  * @rmtoll DR           DR            LL_CRC_ReadData32+
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  * @param  CRCx CRC Instance+
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  * @retval Current CRC calculation result as stored in CRC_DR register (32 bits).+
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  */+
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__STATIC_INLINE uint32_t LL_CRC_ReadData32(CRC_TypeDef *CRCx)+
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{+
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  return (uint32_t)(READ_REG(CRCx->DR));+
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}+
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+
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/**+
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  * @brief  Return data stored in the Independent Data(IDR) register.+
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  * @note   This register can be used as a temporary storage location for one byte.+
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  * @rmtoll IDR          IDR           LL_CRC_Read_IDR+
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  * @param  CRCx CRC Instance+
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  * @retval Value stored in CRC_IDR register (General-purpose 8-bit data register).+
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  */+
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__STATIC_INLINE uint32_t LL_CRC_Read_IDR(CRC_TypeDef *CRCx)+
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{+
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  return (uint32_t)(READ_REG(CRCx->IDR));+
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}+
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+
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/**+
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  * @brief  Store data in the Independent Data(IDR) register.+
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  * @note   This register can be used as a temporary storage location for one byte.+
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  * @rmtoll IDR          IDR           LL_CRC_Write_IDR+
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  * @param  CRCx CRC Instance+
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  * @param  InData value to be stored in CRC_IDR register (8-bit) between between Min_Data=0 and Max_Data=0xFF+
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  * @retval None+
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  */+
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__STATIC_INLINE void LL_CRC_Write_IDR(CRC_TypeDef *CRCx, uint32_t InData)+
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{+
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  *((uint8_t __IO *)(&CRCx->IDR)) = (uint8_t) InData;+
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}+
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/**+
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  * @}+
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  */+
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+
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#if defined(USE_FULL_LL_DRIVER)+
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/** @defgroup CRC_LL_EF_Init Initialization and de-initialization functions+
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  * @{+
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  */+
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+
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ErrorStatus LL_CRC_DeInit(CRC_TypeDef *CRCx);+
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+
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/**+
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  * @}+
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  */+
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#endif /* USE_FULL_LL_DRIVER */+
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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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  * @}+
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  */+
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+
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#endif /* defined(CRC) */+
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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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+
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#endif /* __STM32F4xx_LL_CRC_H */+
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+
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/+
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