lpt0 always busy

Daniel O'Connor doconnor at gsoft.com.au
Sun Sep 25 02:54:30 PDT 2005


On Sunday 25 September 2005 17:21, stanley jobson wrote:
> > Usually, if you get "device busy," it means that the printer is simply
> > not on or connected properly. Check your parallel cable.
>
> unfort. my printer is connected properly and it is on while simply
> trying to open it with open(/dev/lpt0) - lptest > /dev/lpt0 fails too
> ...
>
> so it seems that fbsd expects some kind of status reply from the printer
> - correct?
>
> if so: how could i by-pass this? (cause my ugly gdi printer is probably
> not able to answer correctly) i just wonna have access to my parallel
> port ...

It expects that your printer will toggle the BUSY line as it should..
I don't believe you'd be able to print on any OS if this was broken.

Are you sure nothing else is using the port? (lpd, cups, etc)


-- 
Daniel O'Connor software and network engineer
for Genesis Software - http://www.gsoft.com.au
"The nice thing about standards is that there
are so many of them to choose from."
  -- Andrew Tanenbaum
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