Created
February 5, 2020 23:01
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MOTU M4 lsusb -v
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Device Descriptor: | |
bLength 18 | |
bDescriptorType 1 | |
bcdUSB 2.00 | |
bDeviceClass 239 Miscellaneous Device | |
bDeviceSubClass 2 | |
bDeviceProtocol 1 Interface Association | |
bMaxPacketSize0 64 | |
idVendor 0x07fd Mark of the Unicorn | |
idProduct 0x0008 | |
bcdDevice 1.01 | |
iManufacturer 1 MOTU | |
iProduct 3 M4 | |
iSerial 2 M40000005756 | |
bNumConfigurations 1 | |
Configuration Descriptor: | |
bLength 9 | |
bDescriptorType 2 | |
wTotalLength 0x0147 | |
bNumInterfaces 6 | |
bConfigurationValue 1 | |
iConfiguration 0 | |
bmAttributes 0x80 | |
(Bus Powered) | |
MaxPower 500mA | |
Interface Association: | |
bLength 8 | |
bDescriptorType 11 | |
bFirstInterface 0 | |
bInterfaceCount 3 | |
bFunctionClass 1 Audio | |
bFunctionSubClass 0 | |
bFunctionProtocol 32 | |
iFunction 0 | |
Interface Descriptor: | |
bLength 9 | |
bDescriptorType 4 | |
bInterfaceNumber 0 | |
bAlternateSetting 0 | |
bNumEndpoints 1 | |
bInterfaceClass 1 Audio | |
bInterfaceSubClass 1 Control Device | |
bInterfaceProtocol 32 | |
iInterface 3 M4 | |
AudioControl Interface Descriptor: | |
bLength 9 | |
bDescriptorType 36 | |
bDescriptorSubtype 1 (HEADER) | |
bcdADC 2.00 | |
bCategory 8 | |
wTotalLength 0x0053 | |
bmControls 0x00 | |
AudioControl Interface Descriptor: | |
bLength 8 | |
bDescriptorType 36 | |
bDescriptorSubtype 10 (CLOCK_SOURCE) | |
bClockID 1 | |
bmAttributes 3 Internal programmable clock | |
bmControls 0x07 | |
Clock Frequency Control (read/write) | |
Clock Validity Control (read-only) | |
bAssocTerminal 0 | |
iClockSource 9 MOTU Internal Clock | |
AudioControl Interface Descriptor: | |
bLength 8 | |
bDescriptorType 36 | |
bDescriptorSubtype 11 (CLOCK_SELECTOR) | |
bClockID 4 | |
bNrInPins 1 | |
baCSourceID(0) 1 | |
bmControls 0x03 | |
Clock Selector Control (read/write) | |
iClockSelector 8 MOTU Clock Selector | |
AudioControl Interface Descriptor: | |
bLength 17 | |
bDescriptorType 36 | |
bDescriptorSubtype 2 (INPUT_TERMINAL) | |
bTerminalID 42 | |
wTerminalType 0x0101 USB Streaming | |
bAssocTerminal 0 | |
bCSourceID 4 | |
bNrChannels 4 | |
bmChannelConfig 0x00000000 | |
iChannelNames 12 Out 1 | |
bmControls 0x0000 | |
iTerminal 6 M4 | |
AudioControl Interface Descriptor: | |
bLength 12 | |
bDescriptorType 36 | |
bDescriptorSubtype 3 (OUTPUT_TERMINAL) | |
bTerminalID 20 | |
wTerminalType 0x0301 Speaker | |
bAssocTerminal 0 | |
bSourceID 42 | |
bCSourceID 4 | |
bmControls 0x0000 | |
iTerminal 0 | |
AudioControl Interface Descriptor: | |
bLength 17 | |
bDescriptorType 36 | |
bDescriptorSubtype 2 (INPUT_TERMINAL) | |
bTerminalID 41 | |
wTerminalType 0x0201 Microphone | |
bAssocTerminal 0 | |
bCSourceID 4 | |
bNrChannels 4 | |
bmChannelConfig 0x00000000 | |
iChannelNames 16 In 1 | |
bmControls 0x0000 | |
iTerminal 0 | |
AudioControl Interface Descriptor: | |
bLength 12 | |
bDescriptorType 36 | |
bDescriptorSubtype 3 (OUTPUT_TERMINAL) | |
bTerminalID 22 | |
wTerminalType 0x0101 USB Streaming | |
bAssocTerminal 0 | |
bSourceID 41 | |
bCSourceID 4 | |
bmControls 0x0000 | |
iTerminal 7 M4 | |
Endpoint Descriptor: | |
bLength 7 | |
bDescriptorType 5 | |
bEndpointAddress 0x83 EP 3 IN | |
bmAttributes 3 | |
Transfer Type Interrupt | |
Synch Type None | |
Usage Type Data | |
wMaxPacketSize 0x0006 1x 6 bytes | |
bInterval 1 | |
Interface Descriptor: | |
bLength 9 | |
bDescriptorType 4 | |
bInterfaceNumber 1 | |
bAlternateSetting 0 | |
bNumEndpoints 0 | |
bInterfaceClass 1 Audio | |
bInterfaceSubClass 2 Streaming | |
bInterfaceProtocol 32 | |
iInterface 4 M4 | |
Interface Descriptor: | |
bLength 9 | |
bDescriptorType 4 | |
bInterfaceNumber 1 | |
bAlternateSetting 1 | |
bNumEndpoints 1 | |
bInterfaceClass 1 Audio | |
bInterfaceSubClass 2 Streaming | |
bInterfaceProtocol 32 | |
iInterface 4 M4 | |
AudioStreaming Interface Descriptor: | |
bLength 16 | |
bDescriptorType 36 | |
bDescriptorSubtype 1 (AS_GENERAL) | |
bTerminalLink 42 | |
bmControls 0x00 | |
bFormatType 1 | |
bmFormats 0x00000001 | |
PCM | |
bNrChannels 4 | |
bmChannelConfig 0x00000000 | |
iChannelNames 12 Out 1 | |
AudioStreaming Interface Descriptor: | |
bLength 6 | |
bDescriptorType 36 | |
bDescriptorSubtype 2 (FORMAT_TYPE) | |
bFormatType 1 (FORMAT_TYPE_I) | |
bSubslotSize 4 | |
bBitResolution 24 | |
Endpoint Descriptor: | |
bLength 7 | |
bDescriptorType 5 | |
bEndpointAddress 0x01 EP 1 OUT | |
bmAttributes 5 | |
Transfer Type Isochronous | |
Synch Type Asynchronous | |
Usage Type Data | |
wMaxPacketSize 0x0190 1x 400 bytes | |
bInterval 1 | |
AudioStreaming Endpoint Descriptor: | |
bLength 8 | |
bDescriptorType 37 | |
bDescriptorSubtype 1 (EP_GENERAL) | |
bmAttributes 0x00 | |
bmControls 0x00 | |
bLockDelayUnits 2 Decoded PCM samples | |
wLockDelay 0x0008 | |
Interface Descriptor: | |
bLength 9 | |
bDescriptorType 4 | |
bInterfaceNumber 2 | |
bAlternateSetting 0 | |
bNumEndpoints 0 | |
bInterfaceClass 1 Audio | |
bInterfaceSubClass 2 Streaming | |
bInterfaceProtocol 32 | |
iInterface 5 M4 | |
Interface Descriptor: | |
bLength 9 | |
bDescriptorType 4 | |
bInterfaceNumber 2 | |
bAlternateSetting 1 | |
bNumEndpoints 1 | |
bInterfaceClass 1 Audio | |
bInterfaceSubClass 2 Streaming | |
bInterfaceProtocol 32 | |
iInterface 5 M4 | |
AudioStreaming Interface Descriptor: | |
bLength 16 | |
bDescriptorType 36 | |
bDescriptorSubtype 1 (AS_GENERAL) | |
bTerminalLink 22 | |
bmControls 0x00 | |
bFormatType 1 | |
bmFormats 0x00000001 | |
PCM | |
bNrChannels 4 | |
bmChannelConfig 0x00000000 | |
iChannelNames 16 In 1 | |
AudioStreaming Interface Descriptor: | |
bLength 6 | |
bDescriptorType 36 | |
bDescriptorSubtype 2 (FORMAT_TYPE) | |
bFormatType 1 (FORMAT_TYPE_I) | |
bSubslotSize 4 | |
bBitResolution 24 | |
Endpoint Descriptor: | |
bLength 7 | |
bDescriptorType 5 | |
bEndpointAddress 0x81 EP 1 IN | |
bmAttributes 37 | |
Transfer Type Isochronous | |
Synch Type Asynchronous | |
Usage Type Implicit feedback Data | |
wMaxPacketSize 0x0190 1x 400 bytes | |
bInterval 1 | |
AudioStreaming Endpoint Descriptor: | |
bLength 8 | |
bDescriptorType 37 | |
bDescriptorSubtype 1 (EP_GENERAL) | |
bmAttributes 0x00 | |
bmControls 0x00 | |
bLockDelayUnits 2 Decoded PCM samples | |
wLockDelay 0x0008 | |
Interface Descriptor: | |
bLength 9 | |
bDescriptorType 4 | |
bInterfaceNumber 3 | |
bAlternateSetting 0 | |
bNumEndpoints 0 | |
bInterfaceClass 1 Audio | |
bInterfaceSubClass 1 Control Device | |
bInterfaceProtocol 0 | |
iInterface 0 | |
AudioControl Interface Descriptor: | |
bLength 9 | |
bDescriptorType 36 | |
bDescriptorSubtype 1 (HEADER) | |
bcdADC 1.00 | |
wTotalLength 0x0009 | |
bInCollection 1 | |
baInterfaceNr(0) 1 | |
Interface Descriptor: | |
bLength 9 | |
bDescriptorType 4 | |
bInterfaceNumber 4 | |
bAlternateSetting 0 | |
bNumEndpoints 2 | |
bInterfaceClass 1 Audio | |
bInterfaceSubClass 3 MIDI Streaming | |
bInterfaceProtocol 0 | |
iInterface 0 | |
MIDIStreaming Interface Descriptor: | |
bLength 7 | |
bDescriptorType 36 | |
bDescriptorSubtype 1 (HEADER) | |
bcdADC 1.00 | |
wTotalLength 0x0041 | |
MIDIStreaming Interface Descriptor: | |
bLength 6 | |
bDescriptorType 36 | |
bDescriptorSubtype 2 (MIDI_IN_JACK) | |
bJackType 1 Embedded | |
bJackID 1 | |
iJack 0 | |
MIDIStreaming Interface Descriptor: | |
bLength 6 | |
bDescriptorType 36 | |
bDescriptorSubtype 2 (MIDI_IN_JACK) | |
bJackType 2 External | |
bJackID 2 | |
iJack 11 MOTU MIDI In | |
MIDIStreaming Interface Descriptor: | |
bLength 9 | |
bDescriptorType 36 | |
bDescriptorSubtype 3 (MIDI_OUT_JACK) | |
bJackType 1 Embedded | |
bJackID 3 | |
bNrInputPins 1 | |
baSourceID( 0) 2 | |
BaSourcePin( 0) 1 | |
iJack 0 | |
MIDIStreaming Interface Descriptor: | |
bLength 9 | |
bDescriptorType 36 | |
bDescriptorSubtype 3 (MIDI_OUT_JACK) | |
bJackType 2 External | |
bJackID 4 | |
bNrInputPins 1 | |
baSourceID( 0) 1 | |
BaSourcePin( 0) 1 | |
iJack 10 MOTU MIDI Out | |
Endpoint Descriptor: | |
bLength 9 | |
bDescriptorType 5 | |
bEndpointAddress 0x02 EP 2 OUT | |
bmAttributes 2 | |
Transfer Type Bulk | |
Synch Type None | |
Usage Type Data | |
wMaxPacketSize 0x0200 1x 512 bytes | |
bInterval 0 | |
bRefresh 0 | |
bSynchAddress 0 | |
MIDIStreaming Endpoint Descriptor: | |
bLength 5 | |
bDescriptorType 37 | |
bDescriptorSubtype 1 (GENERAL) | |
bNumEmbMIDIJack 1 | |
baAssocJackID( 0) 1 | |
Endpoint Descriptor: | |
bLength 9 | |
bDescriptorType 5 | |
bEndpointAddress 0x82 EP 2 IN | |
bmAttributes 2 | |
Transfer Type Bulk | |
Synch Type None | |
Usage Type Data | |
wMaxPacketSize 0x0200 1x 512 bytes | |
bInterval 0 | |
bRefresh 0 | |
bSynchAddress 0 | |
MIDIStreaming Endpoint Descriptor: | |
bLength 5 | |
bDescriptorType 37 | |
bDescriptorSubtype 1 (GENERAL) | |
bNumEmbMIDIJack 1 | |
baAssocJackID( 0) 3 | |
Interface Descriptor: | |
bLength 9 | |
bDescriptorType 4 | |
bInterfaceNumber 5 | |
bAlternateSetting 0 | |
bNumEndpoints 0 | |
bInterfaceClass 255 Vendor Specific Class | |
bInterfaceSubClass 4 | |
bInterfaceProtocol 1 | |
iInterface 0 | |
Device Qualifier (for other device speed): | |
bLength 10 | |
bDescriptorType 6 | |
bcdUSB 2.00 | |
bDeviceClass 239 Miscellaneous Device | |
bDeviceSubClass 2 | |
bDeviceProtocol 1 Interface Association | |
bMaxPacketSize0 64 | |
bNumConfigurations 1 | |
Device Status: 0x0000 | |
(Bus Powered) |
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