[sane-devel] Sane Question--umax_pp

stef stef-listes@wanadoo.fr
Sat, 29 Dec 2001 11:31:21 +0100

On Fri, Dec 28, 2001 at 12:38:39AM +0000, Timothy Johnson wrote:
> I hope no one minds me posting a question here.  If it is a problem 
> please let me know, I starting feeling guilty about sending all of my 
> questions to Stef who apparently had a large part in developing the 
> umax_pp patch.  
> The problem I am having is with using sane with my umax-2000p parport 
> scanner as a regular user.  I am able to use it fine as root, but the 
> scanner appears nonexistent as a normal user.  I changed the attributes 
> on my parports to allow regular users the ability to read and write the 
> parports per Stef's recommendation, but this still did not work.  I also 
> manually loaded ppdev, and I am a bit confused over the issue regarding 
> creating a ppdev character device.  I read somewhere that the ppdev 
> module uses the parport, but I also seem to remember the documentation 
> saying that a ppdev character device may need to be created in order to 
> use the scanner as a regular user.  How does this fit together?
> Thanks again, and thanks for all your hard work on this, I and all the 
> other Linux users out here very much appreciate it.  
> If I need to be sending my questions somewhere else please let me know.
> -Tim


	in order to get sure that ppdev is working OK on your linux box,
you may try the examples programs at:


	If they do, it's a backend issue....