On Sat, 14 Nov 2009, Theodore Kilgore wrote: > > There appear to be two possibilities. One is that the camera really is > > sending nonempty data packets, but for some reason uhci-hcd doesn't get > > the data. The only way to verify this would be to use a USB bus > > analyzer. > > How much does one of those things cost? Perhaps I should have one. Perhaps > I could try to argue my boss into helping pay for it, if I am lucky... Full- and low-speed analyzers are available relatively inexpensively. The Beagle-USB-12 from www.totalphase.com costs $400. (In fact, I have one.) The Beagle-USB-480 (high-speed) costs $1200. Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html