本帖最后由 西林迷 于 2023-6-20 14:32 编辑
xljxlj 发表于 2023-6-20 11:55
拿UsbTreeView看看网卡实际工作在什么接口上，你这可能是3.0的网卡接了2.0了，有可能是拆机的3.0的模块，但 ...
应该不是你说的那种情况，确实是插入了3.0的接口，但是无法判断它是不是3.0的设备
=========================== USB Port1 ===========================
Connection Status : 0x01 (Device is connected)
Port Chain : 3-1
Properties : 0x01
IsUserConnectable : yes
PortIsDebugCapable : no
PortHasMultiCompanions : no
PortConnectorIsTypeC : no
ConnectionIndex : 0x01 (Port 1)
CompanionIndex : 0
CompanionHubSymLnk : USB#ROOT_HUB30#4&a3f7854&0&0#{f18a0e88-c30c-11d0-8815-00a0c906bed8}
CompanionPortNumber : 0x05 (Port 5)
-> CompanionPortChain : 3-5
========================== Summary =========================
Vendor ID : 0x0BDA (Realtek Semiconductor Corp.)
Product ID : 0xB812
USB Version : 2.1
Port maximum Speed : High-Speed (Companion Port 3-5 supports SuperSpeed)
Device maximum Speed : SuperSpeed
Device Connection Speed : High-Speed
Self powered : no
Demanded Current : 500 mA
Used Endpoints : 6
======================== USB Device ========================
+++++++++++++++++ Device Information ++++++++++++++++++
Friendly Name : Realtek 8812BU Wireless LAN 802.11ac USB NIC
Device Description : Realtek 8812BU 无线局域网 802.11ac USB NIC
Device Path 1 : \\?\USB#VID_0BDA&PID_B812#123456#{a5dcbf10-6530-11d2-901f-00c04fb951ed} (GUID_DEVINTERFACE_USB_DEVICE)
Device Path 2 : \\?\USB#VID_0BDA&PID_B812#123456#{cac88484-7515-4c03-82e6-71a87abac361} (GUID_DEVINTERFACE_NET)
Device Path 3 : \\?\USB#VID_0BDA&PID_B812#123456#{435b6226-1dcc-43b3-887e-217dbaa27ba3}
Device Path 4 : \\?\USB#VID_0BDA&PID_B812#123456#{ad498944-762f-11d0-8dcb-00c04fc3358c}\{f1202ca8-ebac-4090-a381-88bb5531a2ac} (GUID_NDIS_LAN_CLASS)
Kernel Name : \Device\USBPDO-6
Device ID : USB\VID_0BDA&PID_B812\123456
Hardware IDs : USB\VID_0BDA&PID_B812&REV_0210 USB\VID_0BDA&PID_B812
Driver KeyName : {4d36e972-e325-11ce-bfc1-08002be10318}\0015 (GUID_DEVCLASS_NET)
Driver : \SystemRoot\System32\drivers\rtwlanu.sys (Version: 1030.38.712.2019 Date: 2019-12-07)
Driver Inf : C:\Windows\inf\netrtwlanu.inf
Legacy BusType : PNPBus
Class : Net
Class GUID : {4d36e972-e325-11ce-bfc1-08002be10318} (GUID_DEVCLASS_NET)
Service : RtlWlanu
Enumerator : USB
Location Info : Port_#0001.Hub_#0003
Location IDs : PCIROOT(0)#PCI(1400)#USBROOT(0)#USB(1), ACPI(_SB_)#ACPI(PCI0)#ACPI(XHC_)#ACPI(RHUB)#ACPI(HSP1)
Container ID : {b373ae84-ef0b-5698-900a-4dac8541e2f7}
Manufacturer Info : Realtek Semiconductor Corp.
Capabilities : 0x14 (Removable, UniqueID)
Status : 0x0180600A (DN_DRIVER_LOADED, DN_STARTED, DN_DISABLEABLE, DN_REMOVABLE, DN_NT_ENUMERATOR, DN_NT_DRIVER)
Problem Code : 0
Upper Filters : vwifibus
Power State : D0 (supported: D0, D3, wake from D0)
上面描述的是usb2.1，不知道是什么情况
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