On Tue, 18 Sep 2001, Peter Jay Salzman wrote:
> begin: Jeff Newmiller <[EMAIL PROTECTED]> quote
> > On Tue, 18 Sep 2001, Peter Jay Salzman wrote:
> >
> > > hello all,
> > >
> > > i'm trying to reverse engineer the protocol for the polaroid pdc 700 digital
> > > camera (currently unsupported by gphoto).
> > >
> > > i'm using "comlite32" to snoop on the serial port of a windows machine while
> > > downloading thumbnail images from the camera. it gets the data, and in
> > > fact i THINK i may have the init string that this camera uses to identify
> > > itself to windows applications.
> > >
> > > the problem is comparing saved buffer files.
> > >
> > > * they aren't written as text files, so i can't simply scp them over to a
> > > linux box and view them.
> >
> > scp is perfectly happy with binary files.
>
> yes, but i can't view them once they get scp'ed over. i guess i was a bit
> vague. i should've written
>
> they aren't written as text files, so although i can scp them over to a linux
> box, it would be like looking at a word document with vi. :)
hexdump with options.
>
> > > * there doesn't seem to be an "export to text file" option.
> >
> > Crappy software. :)
> >
> > >
> > > * comlite32 doesn't seem to be able to send its buffer to a printer!
> >
> > This is windows software? Did you pay for it? If not, did you expect it to
> > be useful?
>
> yeah, it was free. but so's linux. :*)
On Windows, it is ethically deviant to provide free fully functional
software. Bilge says so.
> > You could a) wire to /dev/ttyS0 from the Winbox with a null modem and wire
> > from /dev/ttyS1 to the camera with the camera cable, and use sersniff
> > (http://www.earth.li/projectpurple/progs/sersniff.html) or equivalent, or
> > b) borrow the sniffing cable from me if hardware handshaking is a problem
> > and record the data streams as they go by. To get synchronization in
> > option b, you might need to write a program to monitor both serial ports
> > (or modify sersniff).
>
> thanks jeff, expect a phone call from me either tonight or tomorrow. :-)
:)
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