[sane-devel] LT 9452 works only after replugging
Henning Meier-Geinitz
henning@meier-geinitz.de
Sun, 6 Oct 2002 12:40:06 +0200
Hi,
On Sat, Oct 05, 2002 at 11:23:23PM +0100, Major A wrote:
>
> > The patched kernel scanner driver is only necessary because the gt6801
> > chip doesn't support a bulk-in endpoint. The normal scanner driver
> > insists on having one, however. So these devices are not detected
> > without a patch.
>
> Oh, how does the scanner send files to the computer then? control, or
> iso?
Sorry. I mean on the host side there is no bulk-out. Data that's
transfered to the scanner (commands, firmware etc.) uses control
messages. Image data uses bulk transfers.
Ciao,
Henning