Messages in this thread |  | | Date | Wed, 12 Dec 2001 16:09:19 -0500 | From | Johannes Erdfelt <> | Subject | Re: USB mouse disconnect/reconnect |
| |
On Wed, Dec 12, 2001, Vojtech Pavlik <vojtech@suse.cz> wrote: > On Wed, Dec 12, 2001 at 12:53:23PM -0500, Johannes Erdfelt wrote: > > On Wed, Dec 12, 2001, Jan Kasprzak <kas@informatics.muni.cz> wrote: > > > [l-k removed from Cc:] > > > > > > Johannes Erdfelt wrote: > > > : > > > : There's your problem with disconnects. Those are illegal per the specs. > > > : > > > What is the maximum length? > > > > I haven't looked at the spec lately, but I think 5 meters is the > > maximum. You can go longer if you use an active cable which is > > essentially a one port hub. It essentially acts as a repeater. > > The problem with active cables is that they are very problematic as > well. The device plugged in isn't visible to Linux until the cable > itself is unplugged and replugged into the computer. I haven't found out > why yet.
That's weird. Sounds like a problem specific to that cable. It should just look like a hub and act as one.
Including hot plugging.
JE
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
|  |