Instrument Analyzes USB Protocols

The Beagle USB Protocol Analyzer is a low-cost device for monitoring Full- and Low-Speed USB activity. Developers can observe USB bus transactions in real time with bit-level timing information at 21 ns resolution. Bus-powered and non-intrusive, the analyzer features real-time interactive filtering, device descriptor parsing and compatibility with both Linux and Windows operating systems. Captured data is streamed via high-speed USB directly to a PC and is limited only by the amount of physical memory available. Included with the analyzer is Beagle Data Center software, a graphical front-end. Price is $400. TOTAL PHASE INC., Sunnyvale, CA. (408) 850-6501.