Capture and Analyze USB Protocol

Once you select the required USB device/driver from the USB View and click 'Start Capture', captured USB protocol data (transactions) will begin to appear in the Log View. Clicking each logged transcation will display additional information regarding it in Info and Buffer Views as shown below.

Point 1 The Log View displays all captured USB requests as shown below. Each entry consists of sequence number, request type, time stamp, request sub type, direction (in/out), target device object, IRP address and completion status.

Log View
Point 2 The Info View displays the decoded information corresponding to a USB request. It also displays the IRP, URB and IO_STACK_LOCATION structures corresponding to the USB request.

Info View
Point 3 The Buffer View displays the data buffer, if any, associated with the USB request.

Buffer View

USB View
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