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- $ sudo lsusb -v
- Bus 003 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 4.19
- iManufacturer 3 Linux 4.19.60-v7l+ dwc_otg_hcd
- iProduct 2 DWC OTG Controller
- iSerial 1 fe980000.usb
- bNumConfigurations 1
- Configuration Descriptor:
- bLength 9
- bDescriptorType 2
- wTotalLength 0x0019
- 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 1
- wHubCharacteristic 0x0008
- Ganged power switching
- Per-port overcurrent protection
- TT think time 8 FS bits
- bPwrOn2PwrGood 1 * 2 milli seconds
- bHubContrCurrent 0 milli Ampere
- DeviceRemovable 0x00
- PortPwrCtrlMask 0xff
- Hub Port Status:
- Port 1: 0000.0000
- can't get device qualifier: Resource temporarily unavailable
- can't get debug descriptor: Resource temporarily unavailable
- Device Status: 0x0001
- Self Powered
- 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 4.19
- iManufacturer 3 Linux 4.19.60-v7l+ xhci-hcd
- iProduct 2 xHCI Host Controller
- iSerial 1 0000:01:00.0
- bNumConfigurations 1
- Configuration Descriptor:
- bLength 9
- bDescriptorType 2
- wTotalLength 0x001f
- 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 4
- wHubCharacteristic 0x0009
- Per-port power switching
- 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
- Port 2: 0000.02a0 5Gbps power Rx.Detect
- Port 3: 0000.02a0 5Gbps power Rx.Detect
- Port 4: 0000.02a0 5Gbps power Rx.Detect
- Binary Object Store Descriptor:
- bLength 5
- bDescriptorType 15
- wTotalLength 0x000f
- 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 4 micro seconds
- bU2DevExitLat 231 micro seconds
- can't get debug descriptor: Resource temporarily unavailable
- Device Status: 0x0001
- Self Powered
- Bus 001 Device 004: ID 0bda:2838 Realtek Semiconductor Corp. RTL2838 DVB-T
- Device Descriptor:
- bLength 18
- bDescriptorType 1
- bcdUSB 2.00
- bDeviceClass 0
- bDeviceSubClass 0
- bDeviceProtocol 0
- bMaxPacketSize0 64
- idVendor 0x0bda Realtek Semiconductor Corp.
- idProduct 0x2838 RTL2838 DVB-T
- bcdDevice 1.00
- iManufacturer 1 Realtek
- iProduct 2 RTL2838UHIDIR
- iSerial 3 00000001
- bNumConfigurations 1
- Configuration Descriptor:
- bLength 9
- bDescriptorType 2
- wTotalLength 0x0022
- bNumInterfaces 2
- bConfigurationValue 1
- iConfiguration 4 USB2.0-Bulk&Iso
- bmAttributes 0x80
- (Bus Powered)
- MaxPower 500mA
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 0
- bAlternateSetting 0
- bNumEndpoints 1
- bInterfaceClass 255 Vendor Specific Class
- bInterfaceSubClass 255 Vendor Specific Subclass
- bInterfaceProtocol 255 Vendor Specific Protocol
- iInterface 5 Bulk-In, Interface
- 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 0
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 1
- bAlternateSetting 0
- bNumEndpoints 0
- bInterfaceClass 255 Vendor Specific Class
- bInterfaceSubClass 255 Vendor Specific Subclass
- bInterfaceProtocol 255 Vendor Specific Protocol
- iInterface 5 Bulk-In, Interface
- Device Qualifier (for other device speed):
- bLength 10
- bDescriptorType 6
- bcdUSB 2.00
- bDeviceClass 0
- bDeviceSubClass 0
- bDeviceProtocol 0
- bMaxPacketSize0 64
- bNumConfigurations 2
- can't get debug descriptor: Resource temporarily unavailable
- Device Status: 0x0000
- (Bus Powered)
- Bus 001 Device 007: ID 0d62:a100 Darfon Electronics Corp. Optical Mouse
- Device Descriptor:
- bLength 18
- bDescriptorType 1
- bcdUSB 1.10
- bDeviceClass 0
- bDeviceSubClass 0
- bDeviceProtocol 0
- bMaxPacketSize0 8
- idVendor 0x0d62 Darfon Electronics Corp.
- idProduct 0xa100 Optical Mouse
- bcdDevice 1.00
- iManufacturer 1 Darfon
- iProduct 2 USB Mouse
- iSerial 0
- bNumConfigurations 1
- Configuration Descriptor:
- bLength 9
- bDescriptorType 2
- wTotalLength 0x0022
- bNumInterfaces 1
- bConfigurationValue 1
- iConfiguration 4 HID-Compliant Mouse
- bmAttributes 0xa0
- (Bus 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 2 Mouse
- iInterface 0
- HID Device Descriptor:
- bLength 9
- bDescriptorType 33
- bcdHID 1.10
- bCountryCode 0 Not supported
- bNumDescriptors 1
- bDescriptorType 34 Report
- wDescriptorLength 72
- 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 0x0004 1x 4 bytes
- bInterval 10
- Device Status: 0x0002
- (Bus Powered)
- Remote Wakeup Enabled
- Bus 001 Device 006: ID 060b:0541 Solid Year
- Device Descriptor:
- bLength 18
- bDescriptorType 1
- bcdUSB 1.10
- bDeviceClass 0
- bDeviceSubClass 0
- bDeviceProtocol 0
- bMaxPacketSize0 8
- idVendor 0x060b Solid Year
- idProduct 0x0541
- bcdDevice 1.05
- iManufacturer 0
- iProduct 1 USB Keyboard
- iSerial 0
- bNumConfigurations 1
- Configuration Descriptor:
- bLength 9
- bDescriptorType 2
- wTotalLength 0x003b
- bNumInterfaces 2
- bConfigurationValue 1
- iConfiguration 0
- bmAttributes 0xa0
- (Bus 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 1.10
- bCountryCode 0 Not supported
- bNumDescriptors 1
- bDescriptorType 34 Report
- wDescriptorLength 54
- 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 0x0008 1x 8 bytes
- bInterval 10
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 1
- bAlternateSetting 0
- bNumEndpoints 1
- bInterfaceClass 3 Human Interface Device
- bInterfaceSubClass 0
- bInterfaceProtocol 0
- iInterface 0
- HID Device Descriptor:
- bLength 9
- bDescriptorType 33
- bcdHID 1.10
- bCountryCode 0 Not supported
- bNumDescriptors 1
- bDescriptorType 34 Report
- wDescriptorLength 179
- 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 0x0005 1x 5 bytes
- bInterval 10
- can't get debug descriptor: Resource temporarily unavailable
- Device Status: 0x0000
- (Bus Powered)
- Bus 001 Device 005: ID 0603:0002 Novatek Microelectronics Corp.
- Device Descriptor:
- bLength 18
- bDescriptorType 1
- bcdUSB 1.10
- bDeviceClass 0
- bDeviceSubClass 0
- bDeviceProtocol 0
- bMaxPacketSize0 8
- idVendor 0x0603 Novatek Microelectronics Corp.
- idProduct 0x0002
- bcdDevice 2.21
- iManufacturer 1 SINO WEALTH
- iProduct 2 USB Composite Device
- iSerial 0
- bNumConfigurations 1
- Configuration Descriptor:
- bLength 9
- bDescriptorType 2
- wTotalLength 0x003b
- bNumInterfaces 2
- bConfigurationValue 1
- iConfiguration 0
- bmAttributes 0xa0
- (Bus 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 1.10
- bCountryCode 0 Not supported
- bNumDescriptors 1
- bDescriptorType 34 Report
- wDescriptorLength 65
- 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 0x0008 1x 8 bytes
- bInterval 10
- Interface Descriptor:
- bLength 9
- bDescriptorType 4
- bInterfaceNumber 1
- bAlternateSetting 0
- bNumEndpoints 1
- bInterfaceClass 3 Human Interface Device
- bInterfaceSubClass 1 Boot Interface Subclass
- bInterfaceProtocol 2 Mouse
- iInterface 0
- HID Device Descriptor:
- bLength 9
- bDescriptorType 33
- bcdHID 1.10
- bCountryCode 0 Not supported
- bNumDescriptors 1
- bDescriptorType 34 Report
- wDescriptorLength 146
- 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 0x0008 1x 8 bytes
- bInterval 10
- can't get debug descriptor: Resource temporarily unavailable
- Device Status: 0x0000
- (Bus Powered)
- Bus 001 Device 003: ID 05e3:0604 Genesys Logic, Inc. USB 1.1 Hub
- Device Descriptor:
- bLength 18
- bDescriptorType 1
- bcdUSB 1.10
- bDeviceClass 9 Hub
- bDeviceSubClass 0
- bDeviceProtocol 0 Full speed (or root) hub
- bMaxPacketSize0 8
- idVendor 0x05e3 Genesys Logic, Inc.
- idProduct 0x0604 USB 1.1 Hub
- bcdDevice 3.04
- iManufacturer 0
- iProduct 1 USB Hub
- iSerial 0
- bNumConfigurations 1
- Configuration Descriptor:
- bLength 9
- bDescriptorType 2
- wTotalLength 0x0019
- 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 255
- Hub Descriptor:
- bLength 9
- bDescriptorType 41
- nNbrPorts 4
- wHubCharacteristic 0x0009
- Per-port power switching
- Per-port overcurrent protection
- bPwrOn2PwrGood 50 * 2 milli seconds
- bHubContrCurrent 100 milli Ampere
- DeviceRemovable 0x00
- PortPwrCtrlMask 0xff
- Hub Port Status:
- Port 1: 0000.0303 lowspeed power enable connect
- Port 2: 0000.0303 lowspeed power enable connect
- Port 3: 0000.0303 lowspeed power enable connect
- Port 4: 0000.0100 power
- can't get debug descriptor: Resource temporarily unavailable
- Device Status: 0x0003
- Self Powered
- Remote Wakeup Enabled
- Bus 001 Device 002: ID 2109:3431 VIA Labs, Inc. Hub
- Device Descriptor:
- bLength 18
- bDescriptorType 1
- bcdUSB 2.10
- bDeviceClass 9 Hub
- bDeviceSubClass 0
- bDeviceProtocol 1 Single TT
- bMaxPacketSize0 64
- idVendor 0x2109 VIA Labs, Inc.
- idProduct 0x3431 Hub
- bcdDevice 4.20
- iManufacturer 0
- iProduct 1 USB2.0 Hub
- iSerial 0
- bNumConfigurations 1
- Configuration Descriptor:
- bLength 9
- bDescriptorType 2
- wTotalLength 0x0019
- 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 0x00e0
- Ganged power switching
- Ganged 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: 0000.0100 power
- Port 2: 0000.0103 power enable connect
- Port 3: 0000.0100 power
- Port 4: 0000.0503 highspeed power enable connect
- Binary Object Store Descriptor:
- bLength 5
- bDescriptorType 15
- wTotalLength 0x002a
- bNumDeviceCaps 3
- USB 2.0 Extension Device Capability:
- bLength 7
- bDescriptorType 16
- bDevCapabilityType 2
- bmAttributes 0x00000002
- HIRD Link Power Management (LPM) Supported
- SuperSpeed USB Device Capability:
- bLength 10
- bDescriptorType 16
- bDevCapabilityType 3
- bmAttributes 0x00
- wSpeedsSupported 0x000e
- Device can operate at Full Speed (12Mbps)
- Device can operate at High Speed (480Mbps)
- Device can operate at SuperSpeed (5Gbps)
- bFunctionalitySupport 1
- Lowest fully-functional device speed is Full Speed (12Mbps)
- bU1DevExitLat 4 micro seconds
- bU2DevExitLat 231 micro seconds
- Container ID Device Capability:
- bLength 20
- bDescriptorType 16
- bDevCapabilityType 4
- bReserved 0
- ContainerID {30eef35c-07d5-2549-b001-802d79434c30}
- can't get debug descriptor: Resource temporarily unavailable
- 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 4.19
- iManufacturer 3 Linux 4.19.60-v7l+ xhci-hcd
- iProduct 2 xHCI Host Controller
- iSerial 1 0000:01:00.0
- bNumConfigurations 1
- Configuration Descriptor:
- bLength 9
- bDescriptorType 2
- wTotalLength 0x0019
- 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 1
- wHubCharacteristic 0x0009
- Per-port power switching
- Per-port overcurrent protection
- TT think time 8 FS bits
- bPwrOn2PwrGood 10 * 2 milli seconds
- bHubContrCurrent 0 milli Ampere
- DeviceRemovable 0x02
- PortPwrCtrlMask 0xff
- Hub Port Status:
- Port 1: 0000.0503 highspeed power enable connect
- can't get device qualifier: Resource temporarily unavailable
- can't get debug descriptor: Resource temporarily unavailable
- Device Status: 0x0001
- Self Powered
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