drv_mic.h

/*
  Copyright (c) 2010 - 2017, Nordic Semiconductor ASA
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  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, except as embedded into a Nordic
     Semiconductor ASA integrated circuit in a product or a software update for
     such product, 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 Nordic Semiconductor ASA nor the names of its
     contributors may be used to endorse or promote products derived from this
     software without specific prior written permission.

  4. This software, with or without modification, must only be used with a
     Nordic Semiconductor ASA integrated circuit.

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     engineered, decompiled, modified and/or disassembled.

  THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
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 */

#ifndef __DRV_MIC_H__
#define __DRV_MIC_H__

#include <stdint.h>
#include "drv_audio_config.h"

typedef struct
{
    uint8_t     data[CONFIG_AUDIO_FRAME_SIZE_BYTES];
    uint16_t    data_size;
} m_audio_frame_t;

typedef uint32_t (*drv_mic_data_handler_t)(m_audio_frame_t * p_frame);

uint32_t drv_mic_start(void);

uint32_t drv_mic_stop(void);

uint32_t drv_mic_init(drv_mic_data_handler_t data_handler);

#endif