text: /***************************************************************************//**
  * \file USBUART_1_audio.h
  * \version 3.20
  *
  * \brief
  *  This file provides function prototypes and constants for the USBFS component 
  *  Audio class.
  *
  * Related Document:
  *  Universal Serial Bus Device Class Definition for Audio Devices Release 1.0
  *
  ********************************************************************************
  * \copyright
  * Copyright 2008-2016, Cypress Semiconductor Corporation.  All rights reserved.
  * You may use this file only in accordance with the license, terms, conditions,
  * disclaimers, and limitations in the end user license agreement accompanying
  * the software package with which this file was provided.
  *******************************************************************************/
  
  #if !defined(CY_USBFS_USBUART_1_audio_H)
  #define CY_USBFS_USBUART_1_audio_H
  
  #include "USBUART_1.h"
  
  
  /***************************************
  * Custom Declarations
  ***************************************/
  
  /* `#START CUSTOM_CONSTANTS` Place your declaration here */
  
  /* `#END` */
  
  
  /***************************************
  *  Constants for USBUART_1_audio API.
  ***************************************/
  
  /* Audio Class-Specific Request Codes (AUDIO Table A-9) */
  #define USBUART_1_REQUEST_CODE_UNDEFINED     (0x00u)
  #define USBUART_1_SET_CUR                    (0x01u)
  #define USBUART_1_GET_CUR                    (0x81u)
  #define USBUART_1_SET_MIN                    (0x02u)
  #define USBUART_1_GET_MIN                    (0x82u)
  #define USBUART_1_SET_MAX                    (0x03u)
  #define USBUART_1_GET_MAX                    (0x83u)
  #define USBUART_1_SET_RES                    (0x04u)
  #define USBUART_1_GET_RES                    (0x84u)
  #define USBUART_1_SET_MEM                    (0x05u)
  #define USBUART_1_GET_MEM                    (0x85u)
  #define USBUART_1_GET_STAT                   (0xFFu)
  
  /* point Control Selectors (AUDIO Table A-19) */
  #define USBUART_1_EP_CONTROL_UNDEFINED       (0x00u)
  #define USBUART_1_SAMPLING_FREQ_CONTROL      (0x01u)
  #define USBUART_1_PITCH_CONTROL              (0x02u)
  
  /* Feature Unit Control Selectors (AUDIO Table A-11) */
  #define USBUART_1_FU_CONTROL_UNDEFINED       (0x00u)
  #define USBUART_1_MUTE_CONTROL               (0x01u)
  #define USBUART_1_VOLUME_CONTROL             (0x02u)
  #define USBUART_1_BASS_CONTROL               (0x03u)
  #define USBUART_1_MID_CONTROL                (0x04u)
  #define USBUART_1_TREBLE_CONTROL             (0x05u)
  #define USBUART_1_GRAPHIC_EQUALIZER_CONTROL  (0x06u)
  #define USBUART_1_AUTOMATIC_GAIN_CONTROL     (0x07u)
  #define USBUART_1_DELAY_CONTROL              (0x08u)
  #define USBUART_1_BASS_BOOST_CONTROL         (0x09u)
  #define USBUART_1_LOUDNESS_CONTROL           (0x0Au)
  
  #define USBUART_1_SAMPLE_FREQ_LEN            (3u)
  #define USBUART_1_VOLUME_LEN                 (2u)
  
  #if !defined(USER_SUPPLIED_DEFAULT_VOLUME_VALUE)
      #define USBUART_1_VOL_MIN_MSB            (0x80u)
      #define USBUART_1_VOL_MIN_LSB            (0x01u)
      #define USBUART_1_VOL_MAX_MSB            (0x7Fu)
      #define USBUART_1_VOL_MAX_LSB            (0xFFu)
      #define USBUART_1_VOL_RES_MSB            (0x00u)
      #define USBUART_1_VOL_RES_LSB            (0x01u)
  #endif /* USER_SUPPLIED_DEFAULT_VOLUME_VALUE */
  
  
  /***************************************
  * External data references
  ***************************************/
  /**
  * \addtogroup group_audio
  * @{
  */
  extern volatile uint8 USBUART_1_currentSampleFrequency[USBUART_1_MAX_EP][USBUART_1_SAMPLE_FREQ_LEN];
  extern volatile uint8 USBUART_1_frequencyChanged;
  extern volatile uint8 USBUART_1_currentMute;
  extern volatile uint8 USBUART_1_currentVolume[USBUART_1_VOLUME_LEN];
  /** @} audio */
  
  extern volatile uint8 USBUART_1_minimumVolume[USBUART_1_VOLUME_LEN];
  extern volatile uint8 USBUART_1_maximumVolume[USBUART_1_VOLUME_LEN];
  extern volatile uint8 USBUART_1_resolutionVolume[USBUART_1_VOLUME_LEN];
  
  #endif /*  CY_USBFS_USBUART_1_audio_H */
  
  
  /* [] END OF FILE */
  