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/**
******************************************************************************
* @file usbd_cdc_if_template.c
* @author MCD Application Team
* @version V2.0.0
* @date 18-February-2014
* @brief Generic media access Layer.
******************************************************************************
* @attention
*
* <h2><center>© COPYRIGHT 2014 STMicroelectronics</center></h2>
*
* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
* You may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.st.com/software_license_agreement_liberty_v2
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "usbd_audio_if_template.h"
/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
* @{
*/
/** @defgroup USBD_AUDIO
* @brief usbd core module
* @{
*/
/** @defgroup USBD_AUDIO_Private_TypesDefinitions
* @{
*/
/**
* @}
*/
/** @defgroup USBD_AUDIO_Private_Defines
* @{
*/
/**
* @}
*/
/** @defgroup USBD_AUDIO_Private_Macros
* @{
*/
/**
* @}
*/
/** @defgroup USBD_AUDIO_Private_FunctionPrototypes
* @{
*/
static int8_t TEMPLATE_Init (uint32_t AudioFreq, uint32_t Volume, uint32_t options);
static int8_t TEMPLATE_DeInit (uint32_t options);
static int8_t TEMPLATE_AudioCmd (uint8_t* pbuf, uint32_t size, uint8_t cmd);
static int8_t TEMPLATE_VolumeCtl (uint8_t vol);
static int8_t TEMPLATE_MuteCtl (uint8_t cmd);
static int8_t TEMPLATE_PeriodicTC (uint8_t cmd);
static int8_t TEMPLATE_GetState (void);
USBD_AUDIO_ItfTypeDef USBD_AUDIO_Template_fops =
{
TEMPLATE_Init,
TEMPLATE_DeInit,
TEMPLATE_AudioCmd,
TEMPLATE_VolumeCtl,
TEMPLATE_MuteCtl,
TEMPLATE_PeriodicTC,
TEMPLATE_GetState,
};
/* Private functions ---------------------------------------------------------*/
/**
* @brief TEMPLATE_Init
* Initializes the AUDIO media low layer
* @param None
* @retval Result of the opeartion: USBD_OK if all operations are OK else USBD_FAIL
*/
static int8_t TEMPLATE_Init(uint32_t AudioFreq, uint32_t Volume, uint32_t options)
{
/*
Add your initialization code here
*/
return (0);
}
/**
* @brief TEMPLATE_DeInit
* DeInitializes the AUDIO media low layer
* @param None
* @retval Result of the opeartion: USBD_OK if all operations are OK else USBD_FAIL
*/
static int8_t TEMPLATE_DeInit(uint32_t options)
{
/*
Add your deinitialization code here
*/
return (0);
}
/**
* @brief TEMPLATE_AudioCmd
* AUDIO command handler
* @param Buf: Buffer of data to be sent
* @param size: Number of data to be sent (in bytes)
* @param cmd: command opcode
* @retval Result of the opeartion: USBD_OK if all operations are OK else USBD_FAIL
*/
static int8_t TEMPLATE_AudioCmd (uint8_t* pbuf, uint32_t size, uint8_t cmd)
{
return (0);
}
/**
* @brief TEMPLATE_VolumeCtl
* @param vol: volume level (0..100)
* @retval Result of the opeartion: USBD_OK if all operations are OK else USBD_FAIL
*/
static int8_t TEMPLATE_VolumeCtl (uint8_t vol)
{
return (0);
}
/**
* @brief TEMPLATE_MuteCtl
* @param cmd: vmute command
* @retval Result of the opeartion: USBD_OK if all operations are OK else USBD_FAIL
*/
static int8_t TEMPLATE_MuteCtl (uint8_t cmd)
{
return (0);
}
/**
* @brief TEMPLATE_PeriodicTC
* @param cmd
* @retval Result of the opeartion: USBD_OK if all operations are OK else USBD_FAIL
*/
static int8_t TEMPLATE_PeriodicTC (uint8_t cmd)
{
return (0);
}
/**
* @brief TEMPLATE_GetState
* @param None
* @retval Result of the opeartion: USBD_OK if all operations are OK else USBD_FAIL
*/
static int8_t TEMPLATE_GetState (void)
{
return (0);
}
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|
