__AUDIO_IF_H macro

@file I2S/I2S_Audio/Inc/audio_if.h @author MCD Application Team Header for audio_if.c module @attention Copyright (c) 2017 STMicroelectronics. All rights reserved. This software is licensed under terms that can be found in the LICENSE file in the root directory of this software component. If no LICENSE file comes with this software, it is provided AS-IS.