| /** |
| ****************************************************************************** |
| * @file stm32f4xx_hal_i2c_ex.h |
| * @author MCD Application Team |
| * @brief Header file of I2C HAL Extension module. |
| ****************************************************************************** |
| * @attention |
| * |
| * <h2><center>© Copyright (c) 2016 STMicroelectronics. |
| * All rights reserved.</center></h2> |
| * |
| * This software component is licensed by ST under BSD 3-Clause license, |
| * the "License"; You may not use this file except in compliance with the |
| * License. You may obtain a copy of the License at: |
| * opensource.org/licenses/BSD-3-Clause |
| * |
| ****************************************************************************** |
| */ |
| |
| /* 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" |
| |
| /** @addtogroup STM32F4xx_HAL_Driver |
| * @{ |
| */ |
| |
| /** @addtogroup I2CEx |
| * @{ |
| */ |
| |
| /* Exported types ------------------------------------------------------------*/ |
| /* Exported constants --------------------------------------------------------*/ |
| /** @defgroup I2CEx_Exported_Constants I2C Exported Constants |
| * @{ |
| */ |
| |
| /** @defgroup I2CEx_Analog_Filter I2C Analog Filter |
| * @{ |
| */ |
| #define I2C_ANALOGFILTER_ENABLE 0x00000000U |
| #define I2C_ANALOGFILTER_DISABLE I2C_FLTR_ANOFF |
| /** |
| * @} |
| */ |
| |
| /** |
| * @} |
| */ |
| |
| /* Exported macro ------------------------------------------------------------*/ |
| /* Exported functions --------------------------------------------------------*/ |
| /** @addtogroup I2CEx_Exported_Functions |
| * @{ |
| */ |
| |
| /** @addtogroup I2CEx_Exported_Functions_Group1 |
| * @{ |
| */ |
| /* 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 ---------------------------------------------------------*/ |
| /** @defgroup I2CEx_Private_Constants I2C Private Constants |
| * @{ |
| */ |
| |
| /** |
| * @} |
| */ |
| |
| /* Private macros ------------------------------------------------------------*/ |
| /** @defgroup I2CEx_Private_Macros I2C 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 */ |
| |
| |
| /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |
