[Etherlab-users] Master EoE Support

[Mike O'Connor]

On 6/10/2024 11:01 am, Kevin Wormington wrote:
> Hi,
>
> I'm using the RT_PREEMPT kernel with LinuxCNC 2.9.3 and
> ethercat-master_1.6.1.g419f621 from the opensuse repository that the 
> LinuxCNC iso instll sets up.
>
> I'm having an issue trying to get EoE to work...the devices are 
> created and can assign an IP but the link will only come up if 
> LinuxCNC is running (ie linuxcnc-ethercat is loaded). Even with the 
> link up I'm not able to ping or have communication.   There is also an 
> issue of config SDOs being loaded to slaves and then when 
> linuxcnc-ethercat tries to map them it errors out with undefined 
> PDOs.  This can be fixed by an 'ethercat rescan'.  If EoE is disabled 
> in the etherlab master this issue does not occur so I think they may 
> be somehow related.  I've posted on the LinuxCNC forum and no one 
> seems to be using EoE.  I would like to try and diagnose this further 
> as I'm not sure if it's a problem with etherlab master, 
> linuxcnc-ethercat, or both.
>
> This issue 
> (https://lists.etherlab.org/pipermail/etherlab-users/2024-April/019374.html) 
> seems to be similar to the undefined PDOs occurring here with a 
> solution of disabling EoE.
>
> Should EoE communication work with just the etherlab master running?
>
> Any ideas on how to try and narrow this down?
>
> Thanks,
>
> Kevin
>
Hi Kevin

EtherLAB Master supports this, the implementation of EtherLAB in 
LinuxCNC does not have this feature coded.

Mike
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