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- Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
- Device Descriptor:
- bLength 18
- bDescriptorType 1
- bcdUSB 3.00
- bDeviceClass 9 Hub
- bDeviceSubClass 0
- bDeviceProtocol 3
- bMaxPacketSize0 9
- idVendor 0x1d6b Linux Foundation
- idProduct 0x0003 3.0 root hub
- bcdDevice 4.02
- iManufacturer 3 Linux 4.2.2-1-ARCH xhci-hcd
- iProduct 2 xHCI Host Controller
- iSerial 1 0000:00:14.0
- bNumConfigurations 1
- Configuration Descriptor:
- bLength 9
- bDescriptorType 2
- wTotalLength 31
- bNumInterfaces 1
- bConfigurationValue 1
- iConfiguration 0
- bmAttributes 0xe0
- Self Powered
- Remote Wakeup
- MaxPower 0mA
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 0
- bAlternateSetting 0
- bNumEndpoints 1
- bInterfaceClass 9 Hub
- bInterfaceSubClass 0
- bInterfaceProtocol 0 Full speed (or root) hub
- iInterface 0
- Endpoint Descriptor:
- bLength 7
- bDescriptorType 5
- bEndpointAddress 0x81 EP 1 IN
- bmAttributes 3
- Transfer Type Interrupt
- Synch Type None
- Usage Type Data
- wMaxPacketSize 0x0004 1x 4 bytes
- bInterval 12
- bMaxBurst 0
- Hub Descriptor:
- bLength 12
- bDescriptorType 42
- nNbrPorts 1
- wHubCharacteristic 0x000a
- No power switching (usb 1.0)
- Per-port overcurrent protection
- bPwrOn2PwrGood 10 * 2 milli seconds
- bHubContrCurrent 0 milli Ampere
- bHubDecLat 0.0 micro seconds
- wHubDelay 0 nano seconds
- DeviceRemovable 0x00
- Hub Port Status:
- Port 1: 0000.02a0 5Gbps power Rx.Detect
- Binary Object Store Descriptor:
- bLength 5
- bDescriptorType 15
- wTotalLength 15
- bNumDeviceCaps 1
- SuperSpeed USB Device Capability:
- bLength 10
- bDescriptorType 16
- bDevCapabilityType 3
- bmAttributes 0x02
- Latency Tolerance Messages (LTM) Supported
- wSpeedsSupported 0x0008
- Device can operate at SuperSpeed (5Gbps)
- bFunctionalitySupport 3
- Lowest fully-functional device speed is SuperSpeed (5Gbps)
- bU1DevExitLat 10 micro seconds
- bU2DevExitLat 512 micro seconds
- Device Status: 0x0001
- Self Powered
- Bus 001 Device 003: ID 1370:0321 Swissbit
- Device Descriptor:
- bLength 18
- bDescriptorType 1
- bcdUSB 2.00
- bDeviceClass 0
- bDeviceSubClass 0
- bDeviceProtocol 0
- bMaxPacketSize0 64
- idVendor 0x1370 Swissbit
- idProduct 0x0321
- bcdDevice 0.02
- iManufacturer 1 Swissbit
- iProduct 2 miniTWIST
- iSerial 3 000010005553BF0001ed
- bNumConfigurations 1
- Configuration Descriptor:
- bLength 9
- bDescriptorType 2
- wTotalLength 32
- bNumInterfaces 1
- bConfigurationValue 1
- iConfiguration 0
- bmAttributes 0x80
- (Bus Powered)
- MaxPower 200mA
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 0
- bAlternateSetting 0
- bNumEndpoints 2
- bInterfaceClass 8 Mass Storage
- bInterfaceSubClass 6 SCSI
- bInterfaceProtocol 80 Bulk-Only
- iInterface 0
- Endpoint Descriptor:
- bLength 7
- bDescriptorType 5
- bEndpointAddress 0x81 EP 1 IN
- bmAttributes 2
- Transfer Type Bulk
- Synch Type None
- Usage Type Data
- wMaxPacketSize 0x0200 1x 512 bytes
- bInterval 255
- Endpoint Descriptor:
- bLength 7
- bDescriptorType 5
- bEndpointAddress 0x02 EP 2 OUT
- bmAttributes 2
- Transfer Type Bulk
- Synch Type None
- Usage Type Data
- wMaxPacketSize 0x0200 1x 512 bytes
- bInterval 255
- Device Qualifier (for other device speed):
- bLength 10
- bDescriptorType 6
- bcdUSB 2.00
- bDeviceClass 0
- bDeviceSubClass 0
- bDeviceProtocol 0
- bMaxPacketSize0 64
- bNumConfigurations 1
- Device Status: 0x0000
- (Bus Powered)
- Bus 001 Device 007: ID 058f:6391 Alcor Micro Corp.
- Device Descriptor:
- bLength 18
- bDescriptorType 1
- bcdUSB 2.00
- bDeviceClass 0
- bDeviceSubClass 0
- bDeviceProtocol 0
- bMaxPacketSize0 64
- idVendor 0x058f Alcor Micro Corp.
- idProduct 0x6391
- bcdDevice 1.00
- iManufacturer 1 Generic
- iProduct 2 USB TO IDE Bridge
- iSerial 0
- bNumConfigurations 1
- Configuration Descriptor:
- bLength 9
- bDescriptorType 2
- wTotalLength 32
- bNumInterfaces 1
- bConfigurationValue 1
- iConfiguration 0
- bmAttributes 0xc0
- Self Powered
- MaxPower 100mA
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 0
- bAlternateSetting 0
- bNumEndpoints 2
- bInterfaceClass 8 Mass Storage
- bInterfaceSubClass 6 SCSI
- bInterfaceProtocol 80 Bulk-Only
- iInterface 0
- Endpoint Descriptor:
- bLength 7
- bDescriptorType 5
- bEndpointAddress 0x01 EP 1 OUT
- bmAttributes 2
- Transfer Type Bulk
- Synch Type None
- Usage Type Data
- wMaxPacketSize 0x0200 1x 512 bytes
- bInterval 0
- Endpoint Descriptor:
- bLength 7
- 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
- Device Qualifier (for other device speed):
- bLength 10
- bDescriptorType 6
- bcdUSB 2.00
- bDeviceClass 0
- bDeviceSubClass 0
- bDeviceProtocol 0
- bMaxPacketSize0 64
- bNumConfigurations 1
- Device Status: 0x0000
- (Bus Powered)
- Bus 001 Device 005: ID 04f2:b53d Chicony Electronics Co., Ltd
- Device Descriptor:
- bLength 18
- bDescriptorType 1
- bcdUSB 2.00
- bDeviceClass 239 Miscellaneous Device
- bDeviceSubClass 2
- bDeviceProtocol 1 Interface Association
- bMaxPacketSize0 64
- idVendor 0x04f2 Chicony Electronics Co., Ltd
- idProduct 0xb53d
- bcdDevice 40.64
- iManufacturer 3 Chicony Electronics Co.,Ltd.
- iProduct 1 USB 2.0 Camera
- iSerial 2 0x0001
- bNumConfigurations 1
- Configuration Descriptor:
- bLength 9
- bDescriptorType 2
- wTotalLength 463
- bNumInterfaces 2
- bConfigurationValue 1
- iConfiguration 4 USB Camera
- bmAttributes 0x80
- (Bus Powered)
- MaxPower 500mA
- Interface Association:
- bLength 8
- bDescriptorType 11
- bFirstInterface 0
- bInterfaceCount 2
- bFunctionClass 14 Video
- bFunctionSubClass 3 Video Interface Collection
- bFunctionProtocol 0
- iFunction 5 USB 2.0 Camera
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 0
- bAlternateSetting 0
- bNumEndpoints 1
- bInterfaceClass 14 Video
- bInterfaceSubClass 1 Video Control
- bInterfaceProtocol 0
- iInterface 5 USB 2.0 Camera
- VideoControl Interface Descriptor:
- bLength 13
- bDescriptorType 36
- bDescriptorSubtype 1 (HEADER)
- bcdUVC 1.00
- wTotalLength 107
- dwClockFrequency 15.000000MHz
- bInCollection 1
- baInterfaceNr( 0) 1
- VideoControl Interface Descriptor:
- bLength 18
- bDescriptorType 36
- bDescriptorSubtype 2 (INPUT_TERMINAL)
- bTerminalID 1
- wTerminalType 0x0201 Camera Sensor
- bAssocTerminal 0
- iTerminal 0
- wObjectiveFocalLengthMin 0
- wObjectiveFocalLengthMax 0
- wOcularFocalLength 0
- bControlSize 3
- bmControls 0x0000000a
- Auto-Exposure Mode
- Exposure Time (Absolute)
- VideoControl Interface Descriptor:
- bLength 11
- bDescriptorType 36
- bDescriptorSubtype 5 (PROCESSING_UNIT)
- Warning: Descriptor too short
- bUnitID 2
- bSourceID 1
- wMaxMultiplier 0
- bControlSize 2
- bmControls 0x0000157f
- Brightness
- Contrast
- Hue
- Saturation
- Sharpness
- Gamma
- White Balance Temperature
- Backlight Compensation
- Power Line Frequency
- White Balance Temperature, Auto
- iProcessing 0
- bmVideoStandards 0x 9
- None
- SECAM - 625/50
- VideoControl Interface Descriptor:
- bLength 9
- bDescriptorType 36
- bDescriptorSubtype 3 (OUTPUT_TERMINAL)
- bTerminalID 3
- wTerminalType 0x0101 USB Streaming
- bAssocTerminal 0
- bSourceID 2
- iTerminal 0
- VideoControl Interface Descriptor:
- bLength 27
- bDescriptorType 36
- bDescriptorSubtype 6 (EXTENSION_UNIT)
- bUnitID 4
- guidExtensionCode {8ca72912-b447-9440-b0ce-db07386fb938}
- bNumControl 2
- bNrPins 1
- baSourceID( 0) 1
- bControlSize 2
- bmControls( 0) 0x00
- bmControls( 1) 0x06
- iExtension 0
- VideoControl Interface Descriptor:
- bLength 29
- bDescriptorType 36
- bDescriptorSubtype 6 (EXTENSION_UNIT)
- bUnitID 7
- guidExtensionCode {c385b80f-c268-4745-90f7-8f47579d95fc}
- bNumControl 0
- bNrPins 1
- baSourceID( 0) 3
- bControlSize 4
- bmControls( 0) 0x0f
- bmControls( 1) 0x00
- bmControls( 2) 0x00
- bmControls( 3) 0x00
- iExtension 0
- Endpoint Descriptor:
- bLength 7
- bDescriptorType 5
- bEndpointAddress 0x83 EP 3 IN
- bmAttributes 3
- Transfer Type Interrupt
- Synch Type None
- Usage Type Data
- wMaxPacketSize 0x0010 1x 16 bytes
- bInterval 6
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 1
- bAlternateSetting 0
- bNumEndpoints 0
- bInterfaceClass 14 Video
- bInterfaceSubClass 2 Video Streaming
- bInterfaceProtocol 0
- iInterface 0
- VideoStreaming Interface Descriptor:
- bLength 14
- bDescriptorType 36
- bDescriptorSubtype 1 (INPUT_HEADER)
- bNumFormats 1
- wTotalLength 197
- bEndPointAddress 129
- bmInfo 0
- bTerminalLink 3
- bStillCaptureMethod 1
- bTriggerSupport 1
- bTriggerUsage 0
- bControlSize 1
- bmaControls( 0) 27
- VideoStreaming Interface Descriptor:
- bLength 27
- bDescriptorType 36
- bDescriptorSubtype 4 (FORMAT_UNCOMPRESSED)
- bFormatIndex 1
- bNumFrameDescriptors 5
- guidFormat {59555932-0000-1000-8000-00aa00389b71}
- bBitsPerPixel 16
- bDefaultFrameIndex 1
- bAspectRatioX 0
- bAspectRatioY 0
- bmInterlaceFlags 0x00
- Interlaced stream or variable: No
- Fields per frame: 2 fields
- Field 1 first: No
- Field pattern: Field 1 only
- bCopyProtect 0
- VideoStreaming Interface Descriptor:
- bLength 30
- bDescriptorType 36
- bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
- bFrameIndex 1
- bmCapabilities 0x01
- Still image supported
- wWidth 640
- wHeight 480
- dwMinBitRate 147456000
- dwMaxBitRate 147456000
- dwMaxVideoFrameBufferSize 614400
- dwDefaultFrameInterval 333333
- bFrameIntervalType 1
- dwFrameInterval( 0) 333333
- VideoStreaming Interface Descriptor:
- bLength 30
- bDescriptorType 36
- bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
- bFrameIndex 2
- bmCapabilities 0x01
- Still image supported
- wWidth 352
- wHeight 288
- dwMinBitRate 48660480
- dwMaxBitRate 48660480
- dwMaxVideoFrameBufferSize 202752
- dwDefaultFrameInterval 333333
- bFrameIntervalType 1
- dwFrameInterval( 0) 333333
- VideoStreaming Interface Descriptor:
- bLength 30
- bDescriptorType 36
- bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
- bFrameIndex 3
- bmCapabilities 0x01
- Still image supported
- wWidth 320
- wHeight 240
- dwMinBitRate 36864000
- dwMaxBitRate 36864000
- dwMaxVideoFrameBufferSize 153600
- dwDefaultFrameInterval 333333
- bFrameIntervalType 1
- dwFrameInterval( 0) 333333
- VideoStreaming Interface Descriptor:
- bLength 30
- bDescriptorType 36
- bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
- bFrameIndex 4
- bmCapabilities 0x01
- Still image supported
- wWidth 176
- wHeight 144
- dwMinBitRate 12165120
- dwMaxBitRate 12165120
- dwMaxVideoFrameBufferSize 50688
- dwDefaultFrameInterval 333333
- bFrameIntervalType 1
- dwFrameInterval( 0) 333333
- VideoStreaming Interface Descriptor:
- bLength 30
- bDescriptorType 36
- bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
- bFrameIndex 5
- bmCapabilities 0x01
- Still image supported
- wWidth 160
- wHeight 120
- dwMinBitRate 9216000
- dwMaxBitRate 9216000
- dwMaxVideoFrameBufferSize 38400
- dwDefaultFrameInterval 333333
- bFrameIntervalType 1
- dwFrameInterval( 0) 333333
- VideoStreaming Interface Descriptor:
- bLength 6
- bDescriptorType 36
- bDescriptorSubtype 13 (COLORFORMAT)
- bColorPrimaries 1 (BT.709,sRGB)
- bTransferCharacteristics 1 (BT.709)
- bMatrixCoefficients 4 (SMPTE 170M (BT.601))
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 1
- bAlternateSetting 1
- bNumEndpoints 1
- bInterfaceClass 14 Video
- bInterfaceSubClass 2 Video Streaming
- bInterfaceProtocol 0
- iInterface 0
- Endpoint Descriptor:
- bLength 7
- bDescriptorType 5
- bEndpointAddress 0x81 EP 1 IN
- bmAttributes 5
- Transfer Type Isochronous
- Synch Type Asynchronous
- Usage Type Data
- wMaxPacketSize 0x0080 1x 128 bytes
- bInterval 1
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 1
- bAlternateSetting 2
- bNumEndpoints 1
- bInterfaceClass 14 Video
- bInterfaceSubClass 2 Video Streaming
- bInterfaceProtocol 0
- iInterface 0
- Endpoint Descriptor:
- bLength 7
- bDescriptorType 5
- bEndpointAddress 0x81 EP 1 IN
- bmAttributes 5
- Transfer Type Isochronous
- Synch Type Asynchronous
- Usage Type Data
- wMaxPacketSize 0x0200 1x 512 bytes
- bInterval 1
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 1
- bAlternateSetting 3
- bNumEndpoints 1
- bInterfaceClass 14 Video
- bInterfaceSubClass 2 Video Streaming
- bInterfaceProtocol 0
- iInterface 0
- Endpoint Descriptor:
- bLength 7
- bDescriptorType 5
- bEndpointAddress 0x81 EP 1 IN
- bmAttributes 5
- Transfer Type Isochronous
- Synch Type Asynchronous
- Usage Type Data
- wMaxPacketSize 0x0400 1x 1024 bytes
- bInterval 1
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 1
- bAlternateSetting 4
- bNumEndpoints 1
- bInterfaceClass 14 Video
- bInterfaceSubClass 2 Video Streaming
- bInterfaceProtocol 0
- iInterface 0
- Endpoint Descriptor:
- bLength 7
- bDescriptorType 5
- bEndpointAddress 0x81 EP 1 IN
- bmAttributes 5
- Transfer Type Isochronous
- Synch Type Asynchronous
- Usage Type Data
- wMaxPacketSize 0x0b00 2x 768 bytes
- bInterval 1
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 1
- bAlternateSetting 5
- bNumEndpoints 1
- bInterfaceClass 14 Video
- bInterfaceSubClass 2 Video Streaming
- bInterfaceProtocol 0
- iInterface 0
- Endpoint Descriptor:
- bLength 7
- bDescriptorType 5
- bEndpointAddress 0x81 EP 1 IN
- bmAttributes 5
- Transfer Type Isochronous
- Synch Type Asynchronous
- Usage Type Data
- wMaxPacketSize 0x0c00 2x 1024 bytes
- bInterval 1
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 1
- bAlternateSetting 6
- bNumEndpoints 1
- bInterfaceClass 14 Video
- bInterfaceSubClass 2 Video Streaming
- bInterfaceProtocol 0
- iInterface 0
- Endpoint Descriptor:
- bLength 7
- bDescriptorType 5
- bEndpointAddress 0x81 EP 1 IN
- bmAttributes 5
- Transfer Type Isochronous
- Synch Type Asynchronous
- Usage Type Data
- wMaxPacketSize 0x1380 3x 896 bytes
- bInterval 1
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 1
- bAlternateSetting 7
- bNumEndpoints 1
- bInterfaceClass 14 Video
- bInterfaceSubClass 2 Video Streaming
- bInterfaceProtocol 0
- iInterface 0
- Endpoint Descriptor:
- bLength 7
- bDescriptorType 5
- bEndpointAddress 0x81 EP 1 IN
- bmAttributes 5
- Transfer Type Isochronous
- Synch Type Asynchronous
- Usage Type Data
- wMaxPacketSize 0x1400 3x 1024 bytes
- bInterval 1
- 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)
- Bus 001 Device 004: ID 04f3:074a Elan Microelectronics Corp.
- Device Descriptor:
- bLength 18
- bDescriptorType 1
- bcdUSB 2.00
- bDeviceClass 0
- bDeviceSubClass 0
- bDeviceProtocol 0
- bMaxPacketSize0 64
- idVendor 0x04f3 Elan Microelectronics Corp.
- idProduct 0x074a
- bcdDevice 0.03
- iManufacturer 1 ITE Tech. Inc.
- iProduct 2 ITE Device(8910)
- iSerial 0
- bNumConfigurations 1
- Configuration Descriptor:
- bLength 9
- bDescriptorType 2
- wTotalLength 66
- bNumInterfaces 2
- bConfigurationValue 1
- iConfiguration 0
- bmAttributes 0xe0
- Self Powered
- Remote Wakeup
- MaxPower 100mA
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 0
- bAlternateSetting 0
- bNumEndpoints 1
- bInterfaceClass 3 Human Interface Device
- bInterfaceSubClass 1 Boot Interface Subclass
- bInterfaceProtocol 1 Keyboard
- iInterface 0
- HID Device Descriptor:
- bLength 9
- bDescriptorType 33
- bcdHID 1.11
- bCountryCode 0 Not supported
- bNumDescriptors 1
- bDescriptorType 34 Report
- wDescriptorLength 163
- Report Descriptors:
- ** UNAVAILABLE **
- Endpoint Descriptor:
- bLength 7
- bDescriptorType 5
- bEndpointAddress 0x81 EP 1 IN
- bmAttributes 3
- Transfer Type Interrupt
- Synch Type None
- Usage Type Data
- wMaxPacketSize 0x0040 1x 64 bytes
- bInterval 4
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 1
- bAlternateSetting 0
- bNumEndpoints 2
- bInterfaceClass 3 Human Interface Device
- bInterfaceSubClass 1 Boot Interface Subclass
- bInterfaceProtocol 2 Mouse
- iInterface 1 ITE Tech. Inc.
- HID Device Descriptor:
- bLength 9
- bDescriptorType 33
- bcdHID 1.11
- bCountryCode 0 Not supported
- bNumDescriptors 1
- bDescriptorType 34 Report
- wDescriptorLength 100
- Report Descriptors:
- ** UNAVAILABLE **
- Endpoint Descriptor:
- bLength 7
- bDescriptorType 5
- bEndpointAddress 0x82 EP 2 IN
- bmAttributes 3
- Transfer Type Interrupt
- Synch Type None
- Usage Type Data
- wMaxPacketSize 0x0040 1x 64 bytes
- bInterval 1
- Endpoint Descriptor:
- bLength 7
- bDescriptorType 5
- bEndpointAddress 0x03 EP 3 OUT
- bmAttributes 3
- Transfer Type Interrupt
- Synch Type None
- Usage Type Data
- wMaxPacketSize 0x0040 1x 64 bytes
- bInterval 1
- Device Status: 0x0001
- Self Powered
- Bus 001 Device 002: ID 05e3:0608 Genesys Logic, Inc. Hub
- Device Descriptor:
- bLength 18
- bDescriptorType 1
- bcdUSB 2.00
- bDeviceClass 9 Hub
- bDeviceSubClass 0
- bDeviceProtocol 1 Single TT
- bMaxPacketSize0 64
- idVendor 0x05e3 Genesys Logic, Inc.
- idProduct 0x0608 Hub
- bcdDevice 85.37
- iManufacturer 0
- iProduct 1 USB2.0 Hub
- iSerial 0
- bNumConfigurations 1
- Configuration Descriptor:
- bLength 9
- bDescriptorType 2
- wTotalLength 25
- bNumInterfaces 1
- bConfigurationValue 1
- iConfiguration 0
- bmAttributes 0xe0
- Self Powered
- Remote Wakeup
- MaxPower 100mA
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 0
- bAlternateSetting 0
- bNumEndpoints 1
- bInterfaceClass 9 Hub
- bInterfaceSubClass 0
- bInterfaceProtocol 0 Full speed (or root) hub
- iInterface 0
- Endpoint Descriptor:
- bLength 7
- bDescriptorType 5
- bEndpointAddress 0x81 EP 1 IN
- bmAttributes 3
- Transfer Type Interrupt
- Synch Type None
- Usage Type Data
- wMaxPacketSize 0x0001 1x 1 bytes
- bInterval 12
- Hub Descriptor:
- bLength 9
- bDescriptorType 41
- nNbrPorts 4
- wHubCharacteristic 0x00e9
- Per-port power switching
- Per-port overcurrent protection
- TT think time 32 FS bits
- Port indicators
- bPwrOn2PwrGood 50 * 2 milli seconds
- bHubContrCurrent 100 milli Ampere
- DeviceRemovable 0x00
- PortPwrCtrlMask 0xff
- Hub Port Status:
- Port 1: 0000.0103 power enable connect
- Port 2: 0000.0503 highspeed power enable connect
- Port 3: 0000.0503 highspeed power enable connect
- Port 4: 0000.0100 power
- Device Qualifier (for other device speed):
- bLength 10
- bDescriptorType 6
- bcdUSB 2.00
- bDeviceClass 9 Hub
- bDeviceSubClass 0
- bDeviceProtocol 0 Full speed (or root) hub
- bMaxPacketSize0 64
- bNumConfigurations 1
- Device Status: 0x0001
- Self Powered
- Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
- Device Descriptor:
- bLength 18
- bDescriptorType 1
- bcdUSB 2.00
- bDeviceClass 9 Hub
- bDeviceSubClass 0
- bDeviceProtocol 1 Single TT
- bMaxPacketSize0 64
- idVendor 0x1d6b Linux Foundation
- idProduct 0x0002 2.0 root hub
- bcdDevice 4.02
- iManufacturer 3 Linux 4.2.2-1-ARCH xhci-hcd
- iProduct 2 xHCI Host Controller
- iSerial 1 0000:00:14.0
- bNumConfigurations 1
- Configuration Descriptor:
- bLength 9
- bDescriptorType 2
- wTotalLength 25
- bNumInterfaces 1
- bConfigurationValue 1
- iConfiguration 0
- bmAttributes 0xe0
- Self Powered
- Remote Wakeup
- MaxPower 0mA
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 0
- bAlternateSetting 0
- bNumEndpoints 1
- bInterfaceClass 9 Hub
- bInterfaceSubClass 0
- bInterfaceProtocol 0 Full speed (or root) hub
- iInterface 0
- Endpoint Descriptor:
- bLength 7
- bDescriptorType 5
- bEndpointAddress 0x81 EP 1 IN
- bmAttributes 3
- Transfer Type Interrupt
- Synch Type None
- Usage Type Data
- wMaxPacketSize 0x0004 1x 4 bytes
- bInterval 12
- Hub Descriptor:
- bLength 9
- bDescriptorType 41
- nNbrPorts 6
- wHubCharacteristic 0x000a
- No power switching (usb 1.0)
- Per-port overcurrent protection
- TT think time 8 FS bits
- bPwrOn2PwrGood 10 * 2 milli seconds
- bHubContrCurrent 0 milli Ampere
- DeviceRemovable 0x00
- PortPwrCtrlMask 0xff
- Hub Port Status:
- Port 1: 0000.0503 highspeed power enable connect
- Port 2: 0000.0503 highspeed power enable connect
- Port 3: 0000.0100 power
- Port 4: 0000.0100 power
- Port 5: 0000.0100 power
- Port 6: 0000.0100 power
- Device Status: 0x0001
- Self Powered
- /: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/1p, 5000M
- /: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/6p, 480M
- |__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/4p, 480M
- |__ Port 1: Dev 4, If 0, Class=Human Interface Device, Driver=usbhid, 12M
- |__ Port 1: Dev 4, If 1, Class=Human Interface Device, Driver=usbhid, 12M
- |__ Port 2: Dev 5, If 0, Class=Video, Driver=uvcvideo, 480M
- |__ Port 2: Dev 5, If 1, Class=Video, Driver=uvcvideo, 480M
- |__ Port 3: Dev 7, If 0, Class=Mass Storage, Driver=usb-storage, 480M
- |__ Port 2: Dev 3, If 0, Class=Mass Storage, Driver=usb-storage, 480M
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