stm32f4xx_hal_i2c_ex.h

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/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32F4xx_HAL_I2C_EX_H
#define __STM32F4xx_HAL_I2C_EX_H
 
#ifdef __cplusplus
extern "C" {
#endif
 
#if  defined(I2C_FLTR_ANOFF)&&defined(I2C_FLTR_DNF)
/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx_hal_def.h"
 
/* Exported types ------------------------------------------------------------*/
/* Exported constants --------------------------------------------------------*/
#define I2C_ANALOGFILTER_ENABLE        0x00000000U
#define I2C_ANALOGFILTER_DISABLE       I2C_FLTR_ANOFF
/* Exported macro ------------------------------------------------------------*/
/* Exported functions --------------------------------------------------------*/
/* Peripheral Control functions  ************************************************/
HAL_StatusTypeDef HAL_I2CEx_ConfigAnalogFilter(I2C_HandleTypeDef *hi2c, uint32_t AnalogFilter);
HAL_StatusTypeDef HAL_I2CEx_ConfigDigitalFilter(I2C_HandleTypeDef *hi2c, uint32_t DigitalFilter);
/* Private types -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private constants ---------------------------------------------------------*/
/* Private macros ------------------------------------------------------------*/
#define IS_I2C_ANALOG_FILTER(FILTER) (((FILTER) == I2C_ANALOGFILTER_ENABLE) || \
                                      ((FILTER) == I2C_ANALOGFILTER_DISABLE))
#define IS_I2C_DIGITAL_FILTER(FILTER)   ((FILTER) <= 0x0000000FU)
#endif
 
#ifdef __cplusplus
}
#endif
 
#endif /* __STM32F4xx_HAL_I2C_EX_H */