File content as of revision 0:e9fd5575b10e:

/*******************************************************************************
* DISCLAIMER
* This software is supplied by Renesas Electronics Corporation and is only
* intended for use with Renesas products. No other uses are authorized. This
* software is owned by Renesas Electronics Corporation and is protected under
* all applicable laws, including copyright laws.
* THIS SOFTWARE IS PROVIDED "AS IS" AND RENESAS MAKES NO WARRANTIES REGARDING
* THIS SOFTWARE, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING BUT NOT
* LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
* AND NON-INFRINGEMENT. ALL SUCH WARRANTIES ARE EXPRESSLY DISCLAIMED.
* TO THE MAXIMUM EXTENT PERMITTED NOT PROHIBITED BY LAW, NEITHER RENESAS
* ELECTRONICS CORPORATION NOR ANY OF ITS AFFILIATED COMPANIES SHALL BE LIABLE
* FOR ANY DIRECT, INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR
* ANY REASON RELATED TO THIS SOFTWARE, EVEN IF RENESAS OR ITS AFFILIATES HAVE
* BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
* Renesas reserves the right, without notice, to make changes to this software
* and to discontinue the availability of this software. By using this software,
* you agree to the additional terms and conditions found by accessing the
* following link:
* http://www.renesas.com/disclaimer*
* Copyright (C) 2018 Renesas Electronics Corporation. All rights reserved.
*******************************************************************************/

#ifndef AUDIO_RBSP_H
#define AUDIO_RBSP_H

#include "mbed.h"
#include "R_BSP_Aio.h"

/** AUDIO_RBSP class
*
*/
class AUDIO_RBSP {
public:
    /** Overloaded power()
     *
     * @param type true=power up, false=power down
     */
    virtual void power(bool type = true) = 0;

    /** Set I2S interface bit length and mode
     *
     * @param length Set bit length to 16 bits
     * @return true = success, false = failure
     */
    virtual bool format(char length) = 0;

    /** Set sample frequency
     *
     * @param frequency Sample frequency of data in Hz
     * @return true = success, false = failure
     * 
     * supports frequencies: 44.1kHz
     * Default is 44.1kHz
     */
    virtual bool frequency(int hz) = 0;

    /** Enqueue asynchronous write request
     *
     * @param p_data Location of the data
     * @param data_size Number of bytes to write
     * @param p_data_conf Asynchronous control block structure
     * @return Number of bytes written on success. negative number on error.
     */
    virtual int write(void * const p_data, uint32_t data_size, const rbsp_data_conf_t * const p_data_conf = NULL) = 0;

    /** Enqueue asynchronous read request
     *
     * @param p_data Location of the data
     * @param data_size Number of bytes to read
     * @param p_data_conf Asynchronous control block structure
     * @return Number of bytes read on success. negative number on error.
     */
    virtual int read(void * const p_data, uint32_t data_size, const rbsp_data_conf_t * const p_data_conf = NULL) = 0;

    /** Headphone out volume control
     *
     * @param leftVolumeOut Left headphone-out volume
     * @param rightVolumeOut Right headphone-out volume
     * @return Returns "true" for success, "false" if parameters are out of range
     */
    virtual bool outputVolume(float leftVolumeOut, float rightVolumeOut) = 0;

    /** Microphone volume
     *
     * @param VolumeIn Microphone volume
     * @return Returns "true" for success, "false" if parameters are out of range
     */
    virtual bool micVolume(float VolumeIn) = 0;

};

#endif