Re: Using comedi_parport to catch interrupts in real-time?

From: frank mori hess <fmhess_at_students.uiuc.edu> · Date: Sat, 1 Jun 2002 15:34:43 -0500 (CDT)

You are talking about using scan_begin_src == TRIG_EXT for the
comedi_parport driver?  Did you register your callback with the
COMEDI_CB_EOS event in the mask?

Frank

On Fri, 31 May 2002, John Sims wrote:

> Has anyone used comedi_parport to catch interrupts via pin 10 of the parallel
> port?  I have the demo ledclock program running un user space, and it catches
> interrupts just fine.  However, if  I take the same command settings, device,
> subdevice settings, etc and put them in a real-time module, and attempt to
> have a callback invoked, nothing happens.
>
> Any thoughts?
>
> John
>
>
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