We also are fighting with this type of problem on a customer laser
cutting machine.
Occasionally we see errors like this:
[122501.934306] EtherCAT 0: Domain 0: Working counter changed to 0/9.
[122501.934346] EtherCAT 0: Domain 1: Working counter changed to 0/9.
[122502.320449] EtherCAT WARNING 0: 5
On Monday, 4 July 2016 15:20, quoth Graeme Foot:
> You could track down if it's a problem with a link between two particular
slaves
> by checking each slaves Link Lost Counter and CRC Bad Counter values.
> - Lost Link Counter Register (0x0310:0x0313)
> - RX Error Counter Register (0x0300:0x0307)
[.
The only time we've had issues like that has been due to either a dodgy network
cable or an RJ45 plug getting a bit grubby. First thing I usually do is
unplug/replug all the plugs a few time to clean up the connections. If it
persists then I start looking for bad cables.
Another option is tha
