--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/l476rg/Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_i2c_ex.h	Thu Jan 12 02:45:43 2017 +0300
@@ -0,0 +1,188 @@
+/**
+  ******************************************************************************
+  * @file    stm32l4xx_hal_i2c_ex.h
+  * @author  MCD Application Team
+  * @version V1.6.0
+  * @date    28-October-2016
+  * @brief   Header file of I2C HAL Extended module.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
+  *
+  * Redistribution and use in source and binary forms, with or without modification,
+  * are permitted provided that the following conditions are met:
+  *   1. Redistributions of source code must retain the above copyright notice,
+  *      this list of conditions and the following disclaimer.
+  *   2. Redistributions in binary form must reproduce the above copyright notice,
+  *      this list of conditions and the following disclaimer in the documentation
+  *      and/or other materials provided with the distribution.
+  *   3. Neither the name of STMicroelectronics nor the names of its contributors
+  *      may be used to endorse or promote products derived from this software
+  *      without specific prior written permission.
+  *
+  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+  *
+  ******************************************************************************
+  */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __STM32L4xx_HAL_I2C_EX_H
+#define __STM32L4xx_HAL_I2C_EX_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32l4xx_hal_def.h"
+
+/** @addtogroup STM32L4xx_HAL_Driver
+  * @{
+  */
+
+/** @addtogroup I2CEx
+  * @{
+  */ 
+
+/* Exported types ------------------------------------------------------------*/
+/* Exported constants --------------------------------------------------------*/
+
+/** @defgroup I2CEx_Exported_Constants I2C Extended Exported Constants
+  * @{
+  */
+
+/** @defgroup I2CEx_Analog_Filter I2C Extended Analog Filter
+  * @{
+  */
+#define I2C_ANALOGFILTER_ENABLE         ((uint32_t)0x00000000U)
+#define I2C_ANALOGFILTER_DISABLE        I2C_CR1_ANFOFF
+/**
+  * @}
+  */
+
+/** @defgroup I2CEx_FastModePlus I2C Extended Fast Mode Plus
+  * @{
+  */
+#define I2C_FMP_NOT_SUPPORTED           (uint32_t)(0xFFFFFFFFU)   /*!< Fast Mode Plus not supported       */
+#define I2C_FASTMODEPLUS_PB6            SYSCFG_CFGR1_I2C_PB6_FMP  /*!< Enable Fast Mode Plus on PB6       */
+#define I2C_FASTMODEPLUS_PB7            SYSCFG_CFGR1_I2C_PB7_FMP  /*!< Enable Fast Mode Plus on PB7       */
+#if defined(SYSCFG_CFGR1_I2C_PB8_FMP)
+#define I2C_FASTMODEPLUS_PB8            SYSCFG_CFGR1_I2C_PB8_FMP  /*!< Enable Fast Mode Plus on PB8       */
+#define I2C_FASTMODEPLUS_PB9            SYSCFG_CFGR1_I2C_PB9_FMP  /*!< Enable Fast Mode Plus on PB9       */
+#else
+#define I2C_FASTMODEPLUS_PB8            I2C_FMP_NOT_SUPPORTED     /*!< Fast Mode Plus PB8 not supported   */
+#define I2C_FASTMODEPLUS_PB9            I2C_FMP_NOT_SUPPORTED     /*!< Fast Mode Plus PB9 not supported   */
+#endif
+#define I2C_FASTMODEPLUS_I2C1           SYSCFG_CFGR1_I2C1_FMP     /*!< Enable Fast Mode Plus on I2C1 pins */
+#if defined(SYSCFG_CFGR1_I2C2_FMP)
+#define I2C_FASTMODEPLUS_I2C2           SYSCFG_CFGR1_I2C2_FMP     /*!< Enable Fast Mode Plus on I2C2 pins */
+#else
+#define I2C_FASTMODEPLUS_I2C2           I2C_FMP_NOT_SUPPORTED     /*!< Fast Mode Plus I2C2 not supported  */
+#endif
+#define I2C_FASTMODEPLUS_I2C3           SYSCFG_CFGR1_I2C3_FMP     /*!< Enable Fast Mode Plus on I2C3 pins */
+#if defined(SYSCFG_CFGR1_I2C4_FMP)
+#define I2C_FASTMODEPLUS_I2C4           SYSCFG_CFGR1_I2C4_FMP     /*!< Enable Fast Mode Plus on I2C4 pins */
+#else
+#define I2C_FASTMODEPLUS_I2C4           I2C_FMP_NOT_SUPPORTED     /*!< Fast Mode Plus I2C4 not supported  */
+#endif
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */ 
+
+/* Exported macro ------------------------------------------------------------*/
+/* Exported functions --------------------------------------------------------*/
+
+/** @addtogroup I2CEx_Exported_Functions I2C Extended Exported Functions
+  * @{
+  */
+
+/** @addtogroup I2CEx_Exported_Functions_Group1 Extended features functions
+  * @brief    Extended features 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);
+HAL_StatusTypeDef HAL_I2CEx_EnableWakeUp(I2C_HandleTypeDef *hi2c);
+HAL_StatusTypeDef HAL_I2CEx_DisableWakeUp(I2C_HandleTypeDef *hi2c);
+void HAL_I2CEx_EnableFastModePlus(uint32_t ConfigFastModePlus);
+void HAL_I2CEx_DisableFastModePlus(uint32_t ConfigFastModePlus);
+
+/* Private constants ---------------------------------------------------------*/
+/** @defgroup I2CEx_Private_Constants I2C Extended Private Constants
+  * @{
+  */
+
+/**
+  * @}
+  */
+
+/* Private macros ------------------------------------------------------------*/
+/** @defgroup I2CEx_Private_Macro I2C Extended Private Macros
+  * @{
+  */
+#define IS_I2C_ANALOG_FILTER(FILTER)    (((FILTER) == I2C_ANALOGFILTER_ENABLE) || \
+                                          ((FILTER) == I2C_ANALOGFILTER_DISABLE))
+
+#define IS_I2C_DIGITAL_FILTER(FILTER)   ((FILTER) <= 0x0000000FU)
+
+#define IS_I2C_FASTMODEPLUS(__CONFIG__) (((__CONFIG__) != I2C_FMP_NOT_SUPPORTED) && \
+                                         ((((__CONFIG__) & (I2C_FASTMODEPLUS_PB6))  == I2C_FASTMODEPLUS_PB6)     || \
+                                          (((__CONFIG__) & (I2C_FASTMODEPLUS_PB7))  == I2C_FASTMODEPLUS_PB7)     || \
+                                          (((__CONFIG__) & (I2C_FASTMODEPLUS_PB8))  == I2C_FASTMODEPLUS_PB8)     || \
+                                          (((__CONFIG__) & (I2C_FASTMODEPLUS_PB9))  == I2C_FASTMODEPLUS_PB9)     || \
+                                          (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C1)) == I2C_FASTMODEPLUS_I2C1)    || \
+                                          (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C2)) == I2C_FASTMODEPLUS_I2C2)    || \
+                                          (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C3)) == I2C_FASTMODEPLUS_I2C3)    || \
+                                          (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C4)) == I2C_FASTMODEPLUS_I2C4)))
+/**
+  * @}
+  */ 
+
+/* Private Functions ---------------------------------------------------------*/
+/** @defgroup I2CEx_Private_Functions I2C Extended Private Functions
+  * @{
+  */
+/* Private functions are defined in stm32l4xx_hal_i2c_ex.c file */
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __STM32L4xx_HAL_I2C_EX_H */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/