=========================== USB Port3 =========================== Connection Status : 0x01 (Device is connected) Port Chain : 2-3 Properties : 0x0B IsUserConnectable : yes PortIsDebugCapable : yes PortHasMultiCompanions : no PortConnectorIsTypeC : yes ConnectionIndex : 0x03 (Port 3) CompanionIndex : 0 CompanionHubSymLnk : USB#ROOT_HUB30#4&228eb1b4&0&0#{f18a0e88-c30c-11d0-8815-00a0c906bed8} CompanionPortNumber : 0x04 (Port 4) -> CompanionPortChain : 3-4 ========================== Summary ========================= Vendor ID : 0x0451 (Texas Instruments) Product ID : 0x8140 USB Version : 3.0 Port maximum Speed : SuperSpeed Device maximum Speed : SuperSpeed Device Connection Speed : SuperSpeed Self powered : yes Demanded Current : 0 mA Used Endpoints : 2 ========================== USB Hub ========================= Hub Symbolic Link : USB#VID_0451&PID_8140#8&12ccf807&0&3#{f18a0e88-c30c-11d0-8815-00a0c906bed8} +++++++++++++++++ Device Information ++++++++++++++++++ Device Description : 通用 SuperSpeed USB 集线器 Device Path : \\?\USB#VID_0451&PID_8140#8&12ccf807&0&3#{f18a0e88-c30c-11d0-8815-00a0c906bed8} (GUID_DEVINTERFACE_USB_HUB) Kernel Name : \Device\USBPDO-9 Device ID : USB\VID_0451&PID_8140\8&12CCF807&0&3 Hardware IDs : USB\VID_0451&PID_8140&REV_0100 USB\VID_0451&PID_8140 Driver KeyName : {36fc9e60-c465-11cf-8056-444553540000}\0135 (GUID_DEVCLASS_USB) Driver : \SystemRoot\System32\drivers\UsbHub3.sys (Version: 10.0.19041.3208 Date: 2023-07-13) Driver Inf : C:\WINDOWS\inf\usbhub3.inf Legacy BusType : PNPBus Class : USB Class GUID : {36fc9e60-c465-11cf-8056-444553540000} (GUID_DEVCLASS_USB) Service : USBHUB3 Enumerator : USB Location Info : Port_#0003.Hub_#0003 Location IDs : PCIROOT(0)#PCI(1B00)#PCI(0000)#PCI(0200)#PCI(0000)#USBROOT(0)#USB(3), ACPI(_SB_)#ACPI(PCI0)#ACPI(RP21)#ACPI(PXSX)#ACPI(TBDU)#ACPI(XHC_)#ACPI(RHUB)#ACPI(SS01) Container ID : {9080c002-4848-10cf-8718-27c2b6c9d000} Manufacturer Info : (标准 USB 集线器) Capabilities : 0x84 (Removable, SurpriseRemovalOK) Status : 0x0180600A (DN_DRIVER_LOADED, DN_STARTED, DN_DISABLEABLE, DN_REMOVABLE, DN_NT_ENUMERATOR, DN_NT_DRIVER) Problem Code : 0 Address : 3 IdleInWorkingState : 1 Power State : D0 (supported: D0, D1, D2, D3, wake from D0, wake from D1, wake from D2) +++++++++++++++++ Registry USB Flags +++++++++++++++++ HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\usbflags\045181400100 osvc : REG_BINARY 00 00 ------------------- USB Hub Descriptor ----------------- bDescriptorLength : 0x09 (9 bytes) bDescriptorType : 0x29 (Hub Descriptor) bNumberOfPorts : 0x04 (4 Ports) wHubCharacteristics : 0x0009 Power switching : Individual Compound device : No Over-current protection : Individual TT Think Time : At most 8 FS bit times Port Indicators : Not supported bPowerOnToPowerGood : 0x32 (100 ms) bHubControlCurrent : 0x00 (0 mA) DeviceRemovable : 0x00 Bit 0 : 0 (reserved, any value) Bit 1 : 0 (Device at Port 1 is removable) Bit 2 : 0 (Device at Port 2 is removable) Bit 3 : 0 (Device at Port 3 is removable) Bit 4 : 0 (Device at Port 4 is removable) Bit 5 : 0 (unused, must be 0) Bit 6 : 0 (unused, must be 0) Bit 7 : 0 (unused, must be 0) Data (HexDump) : 09 29 04 09 00 32 00 00 FF .)...2... HubIsBusPowered : 0x00 (Self Powered) ---------------- Extended USB Hub Descriptor --------------- HubType : 0x03 (Usb30Hub - hub descriptor is defined in USB 3.0 specification) HighestPortNumber : 0x04 (Port 4 is the highest) ---------------- USB 3.0 Hub Descriptor --------------- bLength : 0x0C (12 bytes) bDescriptorType : 0x2A bNumberOfPorts : 0x04 (4 Ports) wHubCharacteristics : 0x0009 Power switching : Individual Compound device : No Over-current protection : Individual TT Think Time : At most 8 FS bit times Port Indicators : Not supported bPowerOnToPowerGood : 0x32 (100 ms) bHubControlCurrent : 0x00 bHubHdrDecLat : 0x03 (0.3 µs) wHubDelay : 0xBE (190 ns) DeviceRemovable : 0x00 Bit 0 : 0 (reserved, any value) Bit 1 : 0 (Device at Port 1 is removable) Bit 2 : 0 (Device at Port 2 is removable) Bit 3 : 0 (Device at Port 3 is removable) Bit 4 : 0 (Device at Port 4 is removable) Bit 5 : 0 (unused, must be 0) Bit 6 : 0 (unused, must be 0) Bit 7 : 0 (unused, must be 0) Data (HexDump) : 0C 2A 04 09 00 32 00 03 BE 00 00 00 .*...2...... ----------------- USB Hub Capabilities ---------------- HubIs2xCapable : 0 (Is not 2.x capable) Data (HexDump) : 00 00 00 00 .... --------------- USB Hub Capabilities Ex --------------- HighSpeedCapable : 0 (No) HighSpeed : 0 (No) MultiTtCapable : 0 (No) HubIsMultiTt : 0 (No) ArmedWakeOnConnect : 0 (No) IsBusPowered : 0 (No) IsRoot : 0 (No) Data (HexDump) : 00 00 00 00 .... ---------------- Connection Information --------------- Connection Index : 0x03 (Port 3) Connection Status : 0x01 (DeviceConnected) Current Config Value : 0x01 (Configuration 1) Device Address : 0x03 (3) Is Hub : 0x01 (yes) Device Bus Speed : 0x02 (High-Speed) -> not true, see below in Connection Information V2 Number Of Open Pipes : 0x01 (1 pipe to data endpoints) Pipe[0] : EndpointID=1 Direction=IN ScheduleOffset=0 Type=Interrupt wMaxPacketSize=0x2 bInterval=8 -> 140 Bits/ms = 17500 Bytes/s Data (HexDump) : 03 00 00 00 12 01 00 03 09 00 03 09 51 04 40 81 ............Q.@. 00 01 00 00 00 01 01 02 01 03 00 01 00 00 00 01 ................ 00 00 00 07 05 81 13 02 00 08 00 00 00 00 .............. --------------- Connection Information V2 ------------- Connection Index : 0x03 (3) Length : 0x10 (16 bytes) SupportedUsbProtocols : 0x04 Usb110 : 0 (no, port not supports USB 1.1) -> but Companion Port 3-4 does Usb200 : 0 (no, port not supports USB 2.0) -> but Companion Port 3-4 does Usb300 : 1 (yes, port supports USB 3.0) ReservedMBZ : 0x00 Flags : 0x03 DevIsOpAtSsOrHigher : 1 (Device is operating at SuperSpeed or higher) DevIsSsCapOrHigher : 1 (Device is SuperSpeed capable or higher) DevIsOpAtSsPlusOrHigher : 0 (Device is not operating at SuperSpeedPlus or higher) DevIsSsPlusCapOrHigher : 0 (Device is not SuperSpeedPlus capable or higher) ReservedMBZ : 0x00 Data (HexDump) : 03 00 00 00 10 00 00 00 04 00 00 00 03 00 00 00 ................ ---------------------- Device Descriptor ---------------------- bLength : 0x12 (18 bytes) bDescriptorType : 0x01 (Device Descriptor) bcdUSB : 0x300 (USB Version 3.0) bDeviceClass : 0x09 (Hub) bDeviceSubClass : 0x00 bDeviceProtocol : 0x03 (SuperSpeed hub) bMaxPacketSize0 : 0x09 (9 bytes) idVendor : 0x0451 (Texas Instruments) idProduct : 0x8140 bcdDevice : 0x0100 iManufacturer : 0x00 (No String Descriptor) iProduct : 0x00 (No String Descriptor) iSerialNumber : 0x00 (No String Descriptor) bNumConfigurations : 0x01 (1 Configuration) Data (HexDump) : 12 01 00 03 09 00 03 09 51 04 40 81 00 01 00 00 ........Q.@..... 00 01 .. ------------------ Configuration Descriptor ------------------- bLength : 0x09 (9 bytes) bDescriptorType : 0x02 (Configuration Descriptor) wTotalLength : 0x001F (31 bytes) bNumInterfaces : 0x01 (1 Interface) bConfigurationValue : 0x01 (Configuration 1) iConfiguration : 0x00 (No String Descriptor) bmAttributes : 0xE0 D7: Reserved, set 1 : 0x01 D6: Self Powered : 0x01 (yes) D5: Remote Wakeup : 0x01 (yes) D4..0: Reserved, set 0 : 0x00 MaxPower : 0x00 (0 mA) Data (HexDump) : 09 02 1F 00 01 01 00 E0 00 09 04 00 00 01 09 00 ................ 00 00 07 05 81 13 02 00 08 06 30 00 00 02 00 ..........0.... ---------------- Interface Descriptor ----------------- bLength : 0x09 (9 bytes) bDescriptorType : 0x04 (Interface Descriptor) bInterfaceNumber : 0x00 (Interface 0) bAlternateSetting : 0x00 bNumEndpoints : 0x01 (1 Endpoint) bInterfaceClass : 0x09 (Hub) bInterfaceSubClass : 0x00 bInterfaceProtocol : 0x00 iInterface : 0x00 (No String Descriptor) Data (HexDump) : 09 04 00 00 01 09 00 00 00 ......... ----------------- Endpoint Descriptor ----------------- bLength : 0x07 (7 bytes) bDescriptorType : 0x05 (Endpoint Descriptor) bEndpointAddress : 0x81 (Direction=IN EndpointID=1) bmAttributes : 0x13 (TransferType=InterruptNotification) wMaxPacketSize : 0x0002 bInterval : 0x08 (128 microframes -> 16 ms) Data (HexDump) : 07 05 81 13 02 00 08 ....... ------ SuperSpeed Endpoint Companion Descriptor ------- bLength : 0x06 (6 bytes) bDescriptorType : 0x30 (SuperSpeed Endpoint Companion Descriptor) bMaxBurst : 0x00 (up to 1 packets per burst) bmAttributes : 0x00 wBytesPerInterval : 0x0002 (2 bytes) Data (HexDump) : 06 30 00 00 02 00 .0.... ---------- Binary Object Store (BOS) Descriptor ----------- bLength : 0x05 (5 bytes) bDescriptorType : 0x0F (Binary Object Store) wTotalLength : 0x002A (42 bytes) bNumDeviceCaps : 0x03 Data (HexDump) : 05 0F 2A 00 03 ..*.. ------------- USB 2.0 Extension Descriptor ------------ bLength : 0x07 (7 bytes) bDescriptorType : 0x10 (Device Capability Descriptor) bDevCapabilityType : 0x02 (USB 2.0 Extension) bmAttributes : 0x06 LPMCapable : 1 (Link Power Management protocol is supported) BESLAndAlternateHIRD : 1 (BESL & Alternate HIRD definitions are supported) BaselineBESLValid : 0 (not valid) DeepBESLValid : 0 (not valid) BaselineBESL : 0 DeepBESL : 0 Data (HexDump) : 07 10 02 06 00 00 00 ....... ----- SuperSpeed USB Device Capability Descriptor ----- bLength : 0x0A (10 bytes) bDescriptorType : 0x10 (Device Capability Descriptor) bDevCapabilityType : 0x03 (SuperSpeed USB Device Capability) bmAttributes : 0x00 Bit 0 Reserved : 0x00 Bit 1 LTM Capable : 0x00 (no) Bit 7:2 Reserved : 0x00 wSpeedsSupported : 0x0E (Full-Speed, High-Speed, SuperSpeed) bFunctionalitySupport : 0x01 (lowest speed with all the functionality is 'Full-Speed') bU1DevExitLat : 0x0A (less than 10 µs) wU2DevExitLat : 0x07FF (less than 2047 µs) Data (HexDump) : 0A 10 03 00 0E 00 01 0A FF 07 .......... --------- Container ID Capability Descriptor ---------- bLength : 0x14 (20 bytes) bDescriptorType : 0x10 (Device Capability Descriptor) bDevCapabilityType : 0x04 (Container ID Capability) bReserved : 0x00 Container ID (UUID) : 9080C002-4848-10CF-8718-27C2B6C9D000 Data (HexDump) : 14 10 04 00 02 C0 80 90 48 48 CF 10 87 18 27 C2 ........HH....'. B6 C9 D0 00 .... -------------------- String Descriptors ------------------- none