The Devices tab shows
the interconnections between host controllers, root hubs, external hubs, and
devices. In the screenshot on the left, a flash drive (USB Mass Storage Device)
is attached to root hub port 8 of the high speed host controller.
Beneath the Device Tree, another tabbed window contains the Stack Inspector and Device Properties windows. The device objects displayed in the Stack Inspector correspond to the Mass Storage Device selected in the Devices Tab above.
To begin a capture session, the Device Tree is used to check one or more devices, stacks, or device objects. To start recording, use the keyboard shortcut Ctrl+R (or use menu or toolbar commands).
The Stacks tab shows
device stacks for the host controllers, root hubs, external hubs, and devices in
the system. The device objects displayed in the Stack Inspector correspond to
the stack selected in the Stacks Tab above.
The Drivers tab shows
the device and driver objects for USB host controllers, root hubs, external hubs,
and devices. The device objects displayed in the Stack Inspector correspond to
the device object selected in the Drivers Tab above.