forked from stm/stm32-mw-usb-device
Release v2.5.1
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188
Class/AUDIO/Src/usbd_audio_if_template.c
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188
Class/AUDIO/Src/usbd_audio_if_template.c
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/**
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******************************************************************************
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* @file usbd_cdc_if_template.c
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* @author MCD Application Team
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* @brief Generic media access Layer.
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2015 STMicroelectronics.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under Ultimate Liberty license
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* SLA0044, the "License"; You may not use this file except in compliance with
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* the License. You may obtain a copy of the License at:
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* http://www.st.com/SLA0044
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*
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******************************************************************************
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*/
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/* BSPDependencies
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- "stm32xxxxx_{eval}{discovery}.c"
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- "stm32xxxxx_{eval}{discovery}_io.c"
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- "stm32xxxxx_{eval}{discovery}_audio.c"
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EndBSPDependencies */
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/* Includes ------------------------------------------------------------------*/
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#include "usbd_audio_if_template.h"
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/** @addtogroup STM32_USB_DEVICE_LIBRARY
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* @{
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*/
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/** @defgroup USBD_AUDIO
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* @brief usbd core module
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* @{
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*/
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/** @defgroup USBD_AUDIO_Private_TypesDefinitions
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* @{
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*/
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/**
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* @}
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*/
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/** @defgroup USBD_AUDIO_Private_Defines
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* @{
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*/
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/**
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* @}
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*/
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/** @defgroup USBD_AUDIO_Private_Macros
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* @{
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*/
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/**
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* @}
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*/
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/** @defgroup USBD_AUDIO_Private_FunctionPrototypes
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* @{
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*/
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static int8_t TEMPLATE_Init (uint32_t AudioFreq, uint32_t Volume, uint32_t options);
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static int8_t TEMPLATE_DeInit (uint32_t options);
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static int8_t TEMPLATE_AudioCmd (uint8_t* pbuf, uint32_t size, uint8_t cmd);
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static int8_t TEMPLATE_VolumeCtl (uint8_t vol);
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static int8_t TEMPLATE_MuteCtl (uint8_t cmd);
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static int8_t TEMPLATE_PeriodicTC (uint8_t cmd);
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static int8_t TEMPLATE_GetState (void);
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USBD_AUDIO_ItfTypeDef USBD_AUDIO_Template_fops =
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{
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TEMPLATE_Init,
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TEMPLATE_DeInit,
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TEMPLATE_AudioCmd,
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TEMPLATE_VolumeCtl,
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TEMPLATE_MuteCtl,
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TEMPLATE_PeriodicTC,
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TEMPLATE_GetState,
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};
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/* Private functions ---------------------------------------------------------*/
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/**
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* @brief TEMPLATE_Init
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* Initializes the AUDIO media low layer
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* @param None
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* @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL
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*/
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static int8_t TEMPLATE_Init(uint32_t AudioFreq, uint32_t Volume, uint32_t options)
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{
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/*
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Add your initialization code here
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*/
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return (0);
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}
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/**
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* @brief TEMPLATE_DeInit
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* DeInitializes the AUDIO media low layer
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* @param None
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* @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL
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*/
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static int8_t TEMPLATE_DeInit(uint32_t options)
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{
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/*
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Add your deinitialization code here
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*/
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return (0);
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}
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/**
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* @brief TEMPLATE_AudioCmd
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* AUDIO command handler
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* @param Buf: Buffer of data to be sent
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* @param size: Number of data to be sent (in bytes)
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* @param cmd: command opcode
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* @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL
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*/
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static int8_t TEMPLATE_AudioCmd (uint8_t* pbuf, uint32_t size, uint8_t cmd)
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{
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return (0);
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}
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/**
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* @brief TEMPLATE_VolumeCtl
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* @param vol: volume level (0..100)
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* @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL
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*/
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static int8_t TEMPLATE_VolumeCtl (uint8_t vol)
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{
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return (0);
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}
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/**
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* @brief TEMPLATE_MuteCtl
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* @param cmd: vmute command
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* @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL
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*/
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static int8_t TEMPLATE_MuteCtl (uint8_t cmd)
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{
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return (0);
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}
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/**
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* @brief TEMPLATE_PeriodicTC
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* @param cmd
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* @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL
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*/
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static int8_t TEMPLATE_PeriodicTC (uint8_t cmd)
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{
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return (0);
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}
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/**
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* @brief TEMPLATE_GetState
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* @param None
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* @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL
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*/
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static int8_t TEMPLATE_GetState (void)
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{
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return (0);
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}
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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