Yves Duret wrote: >"Karl Heinz Kremer" <k...@khk.net> writes: > >>I don't think it's a good idea to write a backend for the Perfection 1250 >>from scratch. There are several scanners that are based on the LM 983x >>chips, which all could use the same basic backend. Every scanner would >>however need some "tweaking" so that all the vendor specific stuff would >>work. >> >>As far as I know there is at least one project already underway to >>develop a 983x backend. Check the archives of this list (or wait for >>the project maintainer to participate in this discussion). >> >>Karl Heinz >> > >yep it is for the hp scanjet 2200c (at least) >see http://scanjet2200c.sourceforge.net/ for more info >perhaps you could write a unique lm983x backend that suppoorts differents >manufacturers.. but sure you can reuse their work. > The problem is that the hp scanner uses: - the lm9830 which is an parallel port chip - + an usb to parallel chip So it's quite different from lm 9831-9833 which are real USB chips.
Ludovic.