Re: gEDA-user: Problems with subnets containing short-circuits

[Steve Meier <smeier@xxxxxxxxxxxxxxxxxxx>]

My understanding of the gnetlist algorithm used to traverse a page is to
find a component... find a pin then follow the nets around to other
pins... A net by itself would never be seen.

Steve Meier



On Thu, 2006-07-20 at 16:48 +0200, Arvid RosÃn wrote:
> Stuart Brorson wrote:
> > Just out of curiosity, why would you want to have two nets which
> > connect to nothing other than each other?
> >
> > Before we label it a bug, what is the goal of this construct?  
> >
> > Stuart
> >   
> Hi Stuart!
> That's a good question. The construct itself is quite pointless. 
> However, I was working on a quite complex design with two 
> filter-subcircuits. I wanted to test some aspects of my circuit, so I 
> shorted the first filter just to bypass it, which resulted in an open 
> circuit instead of a bypass! That is quite annoying, don't you think?
> The possibility to bypassing stuff is always important when debugging.
> 
> Cheers
> Arvid
> >
> >   
> >> John Luciani wrote:
> >>     
> >>> On 7/20/06, Arvid Ros=E9n <arvid@xxxxxxxxxx> wrote:
> >>>       
> >>>> However, I also tried to make a 2-pin subnet containing only a
> >>>> short-circuit. This connection was completely ignored by gnetlist!!
> >>>>
> >>>> Could someone confirm this?
> >>>>         
> >>> You are correct. If you have two nets that only connect to each other
> >>> the connection does not show up in the netlist.
> >>>
> >>> I get around this by connecting one of the nets to a component.
> >>>
> >>> (* jcl *)
> >>>
> >>>       
> >> Ok, thanks!
> >> Shouldn't that be considered as a pretty severe bug? I am new here,=20
> >> maybe it's already reported.
> >>
> >> /Arvid
> >>
> >> --=20
> >> Arvid Ros=E9n
> >> Softube AB
> >> Teknikringen 7
> >> S-583 30 Link=F6ping
> >> Sweden
> >> Phone: (+46) 13 21 16 23
> >> Mobile: (+46) 73 25 12 34 7
> >> Mail: arvid@xxxxxxxxxx
> >> URL: www.softube.se
> >>
> >>
> >>
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> >>
> >>     
> >
> >
> >
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> 
> 



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