[etherlab-users] domain process data persistence

Richard Hacker ha at igh-essen.com
Thu Oct 11 08:54:50 CEST 2012


On Wednesday 10 October 2012 16:19:28 Richard Hacker wrote:
> Is the slave using logical read/write? In this case the slave overwrites
>  the data. The master does not "currupt" anything.
Sorry, I meant overlapping PDO's

What you could also try is to put exactly that one slave in a domain of its 
own.

> 
> On Wednesday 10 October 2012 15:44:45 Thomas Paoloni wrote:
> > On 10/10/2012 09:57, Thomas Paoloni wrote:
> > > On 10/10/2012 09:41, Jun Yuan wrote:
> > >> We really need to find out the reason, instead of writing a
> > >> workaround.
> > >
> > > I completely agree with you.
> > > From my first tests I had the impression I explained before, but my
> > > fieldbus is actually composed of 35 slaves and so I'll check better
> > > for overlaps or other possibly mistakes from my side and let you know
> > > soon.
> >
> > Well, I did it.
> > I did a very simple test, I removed from my softplc the two function
> > calls
> >
> >          ecrt_domain_queue(domain1);
> >          ecrt_master_send(master);
> >
> > without this, data on domain area are preserved.
> > I think I can say my piece of code doesn't overwrites anything.
> > What else could I check ?
> > _______________________________________________
> > etherlab-users mailing list
> > etherlab-users at etherlab.org
> > http://lists.etherlab.org/mailman/listinfo/etherlab-users
> 
> Mit freundlichem Gruß
> 
> Richard Hacker
> 

Mit freundlichem Gruß

Richard Hacker

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