[etherlab-users] Problem with disconnecting an Ethercat Segment

Florian Pose fp at igh-essen.com
Wed Apr 21 12:17:06 CEST 2010


Hello,

On Wed, Apr 21, 2010 at 11:05:40AM +0200, G√ľnter Hammer wrote:
> The Pdo registration failed because the aliases are not set, as you can
> see here.
> # ethercat sl
>   0  0:0   PREOP  +  cEA70A EBus-Adapter (2A E-Bus)
>   1  0:1   PREOP  +  cDI73A 8K. Dig. Eingang 24V, 3ms
>   2  0:2   PREOP  +  cDO73A 8K. Dig. Ausgang 24V, 0.5A
>   3  0:3   PREOP  +  cEE70A EtherCAT-Verlaengerung
>   4  0:4   PREOP  +  cEC71A EtherCAT-Koppler (2A E-Bus)
>   5  0:5   PREOP  +  cDI73A 8K. Dig. Eingang 24V, 3ms
>   6  0:6   PREOP  +  cDO73A 8K. Dig. Ausgang 24V, 0.5A
>   7  0:7   PREOP  +  cEE70A EtherCAT-Verlaengerung
>   8  0:8   PREOP  +  cEC71A EtherCAT-Koppler (2A E-Bus)
>   9  0:9   PREOP  +  cDI73A 8K. Dig. Eingang 24V, 3ms
> 10  0:10  PREOP  +  cDO73A 8K. Dig. Ausgang 24V, 0.5A
> 11  0:11  PREOP  +  cEC71A EtherCAT-Koppler (2A E-Bus)
> 12  0:12  PREOP  +  cDO73A 8K. Dig. Ausgang 24V, 0.5A
> 13  0:13  PREOP  +  cDI73A 8K. Dig. Eingang 24V, 3ms

Is the alias set in the eeprom? -> ethercat sii_r -v, word 4

It could be a problem with reading the alias from register 0x0012,
instead of the eeprom directly.

-- 
Best regards,
Florian Pose

http://etherlab.org



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