Re: Sane 0.71 and CanoScan 300

Helmut Koeberle (helmut.koeberle@bytec.de)
Tue, 10 Mar 1998 09:20:21 +0100

Lele Forzani wrote:
>
> On Mon, 9 Mar 1998, Lele Forzani wrote:
>
> >
> > I am testing Sane 0.71 with a CanoScan 300 (which should be similar to the
> > 600 model)
> > This is what i am getting, feel free to ask any other questions.
>
> > ncr53c810a-0:2: ERROR (0:4) (9-0-0) (e0/33) @ script (eb8:1900000c).
> > ncr53c810a-0: script cmd = 88080000
> > ncr53c810a-0: regdump: da 00 80 33 47 e0 02 1e 01 09 82 00 80 00 09 02.
> > ncr53c810a-0: have to clear fifos.
> > ncr53c810a-0: unexpected disconnect
>
> Got it.
>
> echo "setsync all 255">/proc/scsi/ncr53c8xx/0
>
> fixes all the problems.
> I suppose there is some trouble here with Canon and the
> syncronous/asyncronous tranfer negotiation. Not an issue of the canon
> backend.
>
> Now, though not deeply tested, the canon backend appears to work with my
> CanoScan 300. A small note: if something goes wrong, even an interrupt
> from the keyboard, scanimage exits leaving the scanner with the lamp
> turned on and the mechanism on its way until a device reset occurs.
>
> Thank you.
> Lele
>
Sorry for answering so late, but i did a bussiness travel last
few days.

I recognized the reset problem too and i am trying to fix it.

Bye
Helmut

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