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Descriptors.h
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1 /*
2  * @brief Audio device class declarations, definitions for using in application
3  *
4  * @note
5  * Copyright(C) NXP Semiconductors, 2012
6  * Copyright(C) Dean Camera, 2011, 2012
7  * All rights reserved.
8  *
9  * @par
10  * Software that is described herein is for illustrative purposes only
11  * which provides customers with programming information regarding the
12  * LPC products. This software is supplied "AS IS" without any warranties of
13  * any kind, and NXP Semiconductors and its licensor disclaim any and
14  * all warranties, express or implied, including all implied warranties of
15  * merchantability, fitness for a particular purpose and non-infringement of
16  * intellectual property rights. NXP Semiconductors assumes no responsibility
17  * or liability for the use of the software, conveys no license or rights under any
18  * patent, copyright, mask work right, or any other intellectual property rights in
19  * or to any products. NXP Semiconductors reserves the right to make changes
20  * in the software without notification. NXP Semiconductors also makes no
21  * representation or warranty that such application will be suitable for the
22  * specified use without further testing or modification.
23  *
24  * @par
25  * Permission to use, copy, modify, and distribute this software and its
26  * documentation is hereby granted, under NXP Semiconductors' and its
27  * licensor's relevant copyrights in the software, without fee, provided that it
28  * is used in conjunction with NXP Semiconductors microcontrollers. This
29  * copyright, permission, and disclaimer notice must appear in all copies of
30  * this code.
31  */
32 
33 
34 
35 #ifndef _DESCRIPTORS_H_
36 #define _DESCRIPTORS_H_
37 
38 #include "USB.h"
39 
40 #ifdef __cplusplus
41 extern "C" {
42 #endif
43 
52 #if defined(__LPC17XX__)||defined(__LPC177X_8X__)
53  #define AUDIO_STREAM_EPNUM 3
54 #else
55  #define AUDIO_STREAM_EPNUM 1
56 #endif
57 
63 #define AUDIO_STREAM_EPSIZE ENDPOINT_MAX_SIZE(AUDIO_STREAM_EPNUM)
64 
65 
71 typedef struct
72 {
74 
75  // Audio Control Interface
80 
81  // Audio Streaming Interface
86  USB_Audio_SampleFreq_t Audio_AudioFormatSampleRates[5];
89  unsigned char Audio_Termination;
91 
92 uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
93  const uint8_t wIndex,
94  const void** const DescriptorAddress)
96 
101 #ifdef __cplusplus
102 }
103 #endif
104 
105 #endif
106