The Beagleā¢ USB 480 Protocol Analyzer is a low cost, non-intrusive High-speed USB 2.0 bus monitor that includes real-time USB class-level decoding.
The Beagle USB 480 analyzer is capable of capturing and interactively displaying high-speed USB bus states and traffic in real time with timing at 16.7 ns resolution and comes complete with software and royalty-free API. Thanks to an on-board 64 MB buffer, sustained bursts of 480 Mbps traffic can be captured with no loss of data.