On Thu, 28 Jul 2005, Subbu wrote: > Hi alan > > Thanx a lot.once again sorry to disturb you. > > Please tell me in the practical scenario when urb->status will be > -EPROTOCOL ..? > > I am sending some control commonds through control pipe and in the > callback i am getting urb->status error as -EPROTOCOL .and in the > documentation it says > that it's unknown / bitstuff error. what could be the reason behind this.?
Usually the cause is noise in the USB cable, bad electrical components, or some other interference with the USB data signals. Alan Stern ------------------------------------------------------- SF.Net email is Sponsored by the Better Software Conference & EXPO September 19-22, 2005 * San Francisco, CA * Development Lifecycle Practices Agile & Plan-Driven Development * Managing Projects & Teams * Testing & QA Security * Process Improvement & Measurement * http://www.sqe.com/bsce5sf _______________________________________________ [email protected] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
