Bug#314954: [Linux-usb-users] Re: logitech usb mouse "dies"

[Alan Stern <stern@rowland.harvard.edu>]

On Thu, 1 Dec 2005, Willi Mann wrote:

> 
> > I have already reported this bug in the Debian BTS with many details:
> > 
> > http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=314954
> > 
> I have now tested with a second logitech mouse attached.
> 
> Bus 004 Device 004: ID 04b4:6560 Cypress Semiconductor Corp. CY7C65640 
> USB-2.0 "TetraHub"
> Bus 004 Device 001: ID 0000:0000
> Bus 002 Device 006: ID 046a:0004 Cherry GmbH
> Bus 002 Device 001: ID 0000:0000
> Bus 001 Device 007: ID 046d:c00e Logitech, Inc. Optical Mouse
> Bus 001 Device 006: ID 046d:c00c Logitech, Inc. Optical Wheel Mouse
> Bus 001 Device 001: ID 0000:0000
> Bus 003 Device 001: ID 0000:0000
> 
> It also loses the connection after a random amount of time (or maybe 
> mouse move distance), but they lose the connection independently of each 
> other. (Note that both mice are wheel mice, and share the same design, 
> doesn't make sense to me that one is named ".. Mouse" and one ".. Wheel 
> Mouse")

To get more information, turn on USB verbose debugging (CONFIG_USB_DEBUG)  
in the kernel configuration and rebuild the USB drivers.  Post the kernel
or dmesg log showing what happens when the connection is lost.

Alan Stern