[etherlab-users] I/O Error (BK1120, KL2012)

Oliver.Haala at semikron.com Oliver.Haala at semikron.com
Thu Nov 11 12:07:59 CET 2010


Hello,

Maybe thats helpful too, running the application causes the following dmesg output:

< [157353.154555] EtherCAT: Requesting master 0...
< [157353.154567] EtherCAT: Successfully requested master 0.
< [157353.154612] EtherCAT 0: Domain0: Logical address 0x00000000, 2 byte, expected working counter 1.
< [157353.154619] EtherCAT 0:   Datagram domain0-0: Logical offset 0x00000000, 2 byte, type LWR.
< [157353.154639] EtherCAT 0: Master thread exited.
< [157353.154644] EtherCAT 0: Starting EtherCAT-OP thread.
< [157353.154692] EtherCAT WARNING 0: 1 datagram UNMATCHED!
< [157353.813695] EtherCAT WARNING 0-0: PDOs configured for SM2, but slave does not provide the sync manager information!
< [157353.813705] EtherCAT ERROR 0-0: Failed to determine PDO sync manager for FMMU!
< [157354.481694] EtherCAT WARNING 0-0: PDOs configured for SM2, but slave does not provide the sync manager information!
< [157354.481704] EtherCAT ERROR 0-0: Failed to determine PDO sync manager for FMMU!
< [157360.355037] EtherCAT 0: Releasing master...
< [157360.355061] EtherCAT 0: Master thread exited.
< [157360.355072] EtherCAT 0: Starting EtherCAT-IDLE thread.
< [157360.355105] EtherCAT 0: Released.

I don't understand why the slave doesn't provide the sync manager information. I supposed calling the wrapper 
ecrt_slave_config_pdos() is sufficient...

Regards 
Oliver

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