[Ovmsdev] Need some help on CAN errors

Chris van der Meijden chris at arachnon.de
Sat Sep 19 19:13:50 HKT 2020


Perfect! Thanx.
I'm back on track on monday.
Regards
Chris
Am Samstag, den 19.09.2020, 13:12 +0200 schrieb Michael Balzer:
>     Chris,
> 
>     
> 
>     I've now set up a test environment for CAN2 & 3 and have begun
>     investigating the issue.
> 
>     
> 
>     I'll come back to you when I've fixed it.
> 
>     
> 
>     Regards,
> 
>     Michael
> 
>     
> 
>     
> 
>     Am 18.09.20 um 19:51 schrieb Michael
>       Balzer:
> 
>     
> 
>     
> >       
> >       Chris,
> > 
> >       
> > 
> >       the fix isn't meant to eliminate bus errors, it just should
> > solve
> >       the log errors.
> > 
> >       
> > 
> >       I.e. you should now see exactly those frames in the TX log,
> > that
> >       you transmit.
> > 
> >       
> > 
> >       TX_Fail log entries can result from actual bus errors as well
> > as
> >       from TX queue overflows.
> > 
> >       
> > 
> >       TX queue overflows are counted separately, see can can3
> >         status. If you have TX overflows, you need to raise the
> >       queue size.
> > 
> >       
> > 
> >       Regards,
> > 
> >       Michael
> > 
> >       
> > 
> >       
> > 
> >       Am 18.09.20 um 19:38 schrieb Chris
> >         van der Meijden:
> > 
> >       
> >       
> > >         
> > >         I did a first test with mixed results.
> > >         
> > > 
> > >         
> > >         I don't see the Asynchronous Errors anymore, but I see
> > >           TX_FAIL messages and neither unlocking nor climate
> > > control
> > >           works with the patch.
> > >         
> > > 
> > >         
> > >         I will continue on monday with some deeper checks and I
> > >           hope I can produce some
> > >          log output then.
> > >         
> > > 
> > >         
> > >         Regards
> > >         
> > > 
> > >         
> > >         Chris
> > >         
> > > 
> > >         
> > >         
> > > 
> > >         
> > >         _______________________________________________
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> > > 
> > >       
> > 
> >       
> > 
> >       
> >       
> > 
> >       
> >       _______________________________________________
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> > 
> >     
> 
>     
> 
>     -- 
> Michael Balzer * Helkenberger Weg 9 * D-58256 Ennepetal
> Fon 02333 / 833 5735 * Handy 0176 / 206 989 26
>   
> 
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