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MIDIClassCommon.h
Go to the documentation of this file.
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/*
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* @brief Common definitions and declarations for the library USB MIDI Class driver
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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 _MIDI_CLASS_COMMON_H_
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#define _MIDI_CLASS_COMMON_H_
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/* Macros: */
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#define __INCLUDE_FROM_AUDIO_DRIVER
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/* Includes: */
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#include "../../Core/StdDescriptors.h"
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#include "
AudioClassCommon.h
"
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/* Enable C linkage for C++ Compilers: */
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#if defined(__cplusplus)
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extern
"C"
{
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#endif
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/* Preprocessor Checks: */
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#if !defined(__INCLUDE_FROM_MIDI_DRIVER)
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#error Do not include this file directly. Include LPCUSBlib/Drivers/USB.h instead.
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#endif
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/* Macros: */
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#define MIDI_COMMAND_NOTE_ON 0x90
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#define MIDI_COMMAND_NOTE_OFF 0x80
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#define MIDI_STANDARD_VELOCITY 64
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#define MIDI_CHANNEL(channel) ((channel) - 1)
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/* Enums: */
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enum
MIDI_JackTypes_t
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{
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MIDI_JACKTYPE_Embedded
= 0x01,
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MIDI_JACKTYPE_External
= 0x02,
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};
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/* Type Defines: */
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typedef
ATTR_IAR_PACKED
struct
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{
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USB_Descriptor_Header_t
Header
;
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uint8_t
Subtype
;
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uint16_t
AudioSpecification
;
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uint16_t
TotalLength
;
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}
ATTR_PACKED
USB_MIDI_Descriptor_AudioInterface_AS_t
;
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typedef
ATTR_IAR_PACKED
struct
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{
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uint8_t
bLength
;
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uint8_t
bDescriptorType
;
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uint8_t
bDescriptorSubtype
;
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uint16_t
bcdMSC
;
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uint16_t
wTotalLength
;
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}
ATTR_PACKED
USB_MIDI_StdDescriptor_AudioInterface_AS_t
;
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typedef
ATTR_IAR_PACKED
struct
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{
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USB_Descriptor_Header_t
Header
;
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uint8_t
Subtype
;
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uint8_t
JackType
;
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uint8_t
JackID
;
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uint8_t
JackStrIndex
;
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}
ATTR_PACKED
USB_MIDI_Descriptor_InputJack_t
;
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typedef
ATTR_IAR_PACKED
struct
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{
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uint8_t
bLength
;
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uint8_t
bDescriptorType
;
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uint8_t
bDescriptorSubtype
;
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uint8_t
bJackType
;
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uint8_t
bJackID
;
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uint8_t
iJack
;
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}
ATTR_PACKED
USB_MIDI_StdDescriptor_InputJack_t
;
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typedef
ATTR_IAR_PACKED
struct
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{
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USB_Descriptor_Header_t
Header
;
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uint8_t
Subtype
;
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uint8_t
JackType
;
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uint8_t
JackID
;
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uint8_t
NumberOfPins
;
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uint8_t
SourceJackID
[1];
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uint8_t
SourcePinID
[1];
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uint8_t
JackStrIndex
;
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}
ATTR_PACKED
USB_MIDI_Descriptor_OutputJack_t
;
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typedef
ATTR_IAR_PACKED
struct
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{
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uint8_t
bLength
;
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uint8_t
bDescriptorType
;
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uint8_t
bDescriptorSubtype
;
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uint8_t
bJackType
;
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uint8_t
bJackID
;
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uint8_t
bNrInputPins
;
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uint8_t
baSourceID
[1];
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uint8_t
baSourcePin
[1];
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uint8_t
iJack
;
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}
ATTR_PACKED
USB_MIDI_StdDescriptor_OutputJack_t
;
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typedef
ATTR_IAR_PACKED
struct
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{
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USB_Descriptor_Header_t
Header
;
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uint8_t
Subtype
;
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uint8_t
TotalEmbeddedJacks
;
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uint8_t
AssociatedJackID
[1];
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}
ATTR_PACKED
USB_MIDI_Descriptor_Jack_Endpoint_t
;
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typedef
ATTR_IAR_PACKED
struct
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{
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uint8_t
bLength
;
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uint8_t
bDescriptorType
;
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uint8_t
bDescriptorSubtype
;
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uint8_t
bNumEmbMIDIJack
;
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uint8_t
bAssocJackID
[1];
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}
ATTR_PACKED
USB_MIDI_StdDescriptor_Jack_Endpoint_t
;
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typedef
ATTR_IAR_PACKED
struct
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{
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unsigned
Command
: 4;
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unsigned
CableNumber
: 4;
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uint8_t
Data1
;
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uint8_t
Data2
;
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uint8_t
Data3
;
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}
ATTR_PACKED
MIDI_EventPacket_t
;
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/* Disable C linkage for C++ Compilers: */
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#if defined(__cplusplus)
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}
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#endif
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#endif
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software
LPCUSBLib
Drivers
USB
Class
Common
MIDIClassCommon.h
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