stm32f4xx_hal_crc.h

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/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef STM32F4xx_HAL_CRC_H
#define STM32F4xx_HAL_CRC_H
 
#ifdef __cplusplus
extern "C" {
#endif
 
/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx_hal_def.h"


 
/* Exported types ------------------------------------------------------------*/

typedef enum
{
  HAL_CRC_STATE_RESET     = 0x00U,  
  HAL_CRC_STATE_READY     = 0x01U,  
  HAL_CRC_STATE_BUSY      = 0x02U,  
  HAL_CRC_STATE_TIMEOUT   = 0x03U,  
  HAL_CRC_STATE_ERROR     = 0x04U   
} HAL_CRC_StateTypeDef;
 

typedef struct
{
  CRC_TypeDef                 *Instance;   
 
  HAL_LockTypeDef             Lock;        
 
  __IO HAL_CRC_StateTypeDef   State;       
 
} CRC_HandleTypeDef;

 
/* Exported constants --------------------------------------------------------*/

 
/* Exported macros -----------------------------------------------------------*/

#define __HAL_CRC_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_CRC_STATE_RESET)

#define __HAL_CRC_DR_RESET(__HANDLE__) ((__HANDLE__)->Instance->CR |= CRC_CR_RESET)

#define __HAL_CRC_SET_IDR(__HANDLE__, __VALUE__) (WRITE_REG((__HANDLE__)->Instance->IDR, (__VALUE__)))

#define __HAL_CRC_GET_IDR(__HANDLE__) (((__HANDLE__)->Instance->IDR) & CRC_IDR_IDR)
 
 
/* Private macros --------------------------------------------------------*/

 
/* Exported functions --------------------------------------------------------*/
 
/* Initialization and de-initialization functions  ****************************/
HAL_StatusTypeDef HAL_CRC_Init(CRC_HandleTypeDef *hcrc);
HAL_StatusTypeDef HAL_CRC_DeInit(CRC_HandleTypeDef *hcrc);
void HAL_CRC_MspInit(CRC_HandleTypeDef *hcrc);
void HAL_CRC_MspDeInit(CRC_HandleTypeDef *hcrc);
 
/* Peripheral Control functions ***********************************************/
uint32_t HAL_CRC_Accumulate(CRC_HandleTypeDef *hcrc, const uint32_t pBuffer[], uint32_t BufferLength);
uint32_t HAL_CRC_Calculate(CRC_HandleTypeDef *hcrc, const uint32_t pBuffer[], uint32_t BufferLength);
 
/* Peripheral State and Error functions ***************************************/
HAL_CRC_StateTypeDef HAL_CRC_GetState(const CRC_HandleTypeDef *hcrc);



 
#ifdef __cplusplus
}
#endif
 
#endif /* STM32F4xx_HAL_CRC_H */