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Descriptors.h
Go to the documentation of this file.
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/*
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* @brief Audio device class declarations, definitions for using in application
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*
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* @note
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* Copyright(C) NXP Semiconductors, 2012
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* Copyright(C) Dean Camera, 2011, 2012
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* All rights reserved.
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*
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* @par
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* Software that is described herein is for illustrative purposes only
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* which provides customers with programming information regarding the
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* LPC products. This software is supplied "AS IS" without any warranties of
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* any kind, and NXP Semiconductors and its licensor disclaim any and
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* all warranties, express or implied, including all implied warranties of
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* merchantability, fitness for a particular purpose and non-infringement of
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* intellectual property rights. NXP Semiconductors assumes no responsibility
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* or liability for the use of the software, conveys no license or rights under any
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* patent, copyright, mask work right, or any other intellectual property rights in
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* or to any products. NXP Semiconductors reserves the right to make changes
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* in the software without notification. NXP Semiconductors also makes no
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* representation or warranty that such application will be suitable for the
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* specified use without further testing or modification.
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*
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* @par
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* Permission to use, copy, modify, and distribute this software and its
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* documentation is hereby granted, under NXP Semiconductors' and its
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* licensor's relevant copyrights in the software, without fee, provided that it
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* is used in conjunction with NXP Semiconductors microcontrollers. This
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* copyright, permission, and disclaimer notice must appear in all copies of
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* this code.
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*/
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#ifndef _DESCRIPTORS_H_
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#define _DESCRIPTORS_H_
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#include "
USB.h
"
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#ifdef __cplusplus
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extern
"C"
{
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#endif
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#if defined(__LPC17XX__)||defined(__LPC177X_8X__)
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#define AUDIO_STREAM_EPNUM 3
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#else
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#define AUDIO_STREAM_EPNUM 1
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#endif
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#define AUDIO_STREAM_EPSIZE ENDPOINT_MAX_SIZE(AUDIO_STREAM_EPNUM)
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typedef
struct
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{
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USB_Descriptor_Configuration_Header_t
Config;
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// Audio Control Interface
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USB_Descriptor_Interface_t
Audio_ControlInterface
;
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USB_Audio_Descriptor_Interface_AC_t
Audio_ControlInterface_SPC
;
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USB_Audio_Descriptor_InputTerminal_t
Audio_InputTerminal
;
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USB_Audio_Descriptor_OutputTerminal_t
Audio_OutputTerminal
;
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// Audio Streaming Interface
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USB_Descriptor_Interface_t
Audio_StreamInterface_Alt0
;
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USB_Descriptor_Interface_t
Audio_StreamInterface_Alt1
;
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USB_Audio_Descriptor_Interface_AS_t
Audio_StreamInterface_SPC
;
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USB_Audio_Descriptor_Format_t
Audio_AudioFormat
;
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USB_Audio_SampleFreq_t
Audio_AudioFormatSampleRates[5];
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USB_Audio_Descriptor_StreamEndpoint_Std_t
Audio_StreamEndpoint
;
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USB_Audio_Descriptor_StreamEndpoint_Spc_t
Audio_StreamEndpoint_SPC
;
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unsigned
char
Audio_Termination
;
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}
USB_Descriptor_Configuration_t
;
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uint16_t
CALLBACK_USB_GetDescriptor
(
const
uint16_t
wValue
,
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const
uint8_t
wIndex
,
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const
void
**
const
DescriptorAddress)
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ATTR_WARN_UNUSED_RESULT
ATTR_NON_NULL_PTR_ARG
(3);
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#ifdef __cplusplus
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}
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#endif
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#endif
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applications
lpc18xx_43xx
examples
LPCUSBlib
lpcusblib_AudioInputDevice
Descriptors.h
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