[etherlab-users] Problem reading SII configuration from slave

Andreas Stewering-Bone ab at igh-essen.com
Thu Aug 25 15:36:56 CEST 2011


Hello Jesper,

sorry, but that is question for florian.

Best regards

Andreas

Am 25.08.2011 15:14, schrieb Jesper Smith:
> Hello Andreas,
>
> Unfortunatly the slave doesn't accept a new Eeprom (it accepts the data fine,
> but doesn't update anything). I'm trying to contact the manufacturer but they
> are hard to reach. Also, I suspect the Eeprom is 2048kb, but the data from the
> XML file takes 3072kb.
>
> How hard would it be to have Etherlab use XML files instead of reading the SII
> information?
>
> Best Regards,
>
> Jesper
>
>
>
> Op donderdag 25 augustus 2011 09:02:14 schreef Andreas Stewering-Bone:
>    
>> Hello Jesper,
>>
>> It is always the same  I think.
>>
>> TwinCAT works without reading the Slave Eeprom.
>>
>> Our master tries to read out some information form the Eeprom.
>> Only a small amount of slave producer build up their Eeprom content
>> properly.
>> Here the final end tag is missing.
>>
>> You can do
>>
>> - Backup the Eeprom via ethercat sii_read -p slaveid>  file
>> - Build up a new Eeprom content in TwinCAT based on the XML Description.
>> - Save this file to the Slave via ethercat sii_write -p slaveid filename
>>
>> Power down the bus, restart everything.
>>
>> See if the message is gone.
>>
>> Best regards
>>
>> Andreas
>>
>> Am 24.08.2011 21:02, schrieb Jesper Smith:
>>      
>>> I'm testing an Elmo Gold Guitar Solo in combination with Ethercat. Using
>>> TwinCAT I can get it to work. Using SOEM (simple open ethercat master)
>>> I'm able to read the configuration (SDO), however when I connect it to
>>> the Ethercat master I get the following error
>>>
>>>    EtherCAT WARNING 0-0: SII size exceeds 4096 words (0xffff limiter
>>>    missing?).>
>>> What is wrong with the slave or is it an error in etherlab?
>>>
>>> Regards,
>>>
>>> Jesper
>>> _______________________________________________
>>> etherlab-users mailing list
>>> etherlab-users at etherlab.org
>>> http://lists.etherlab.org/mailman/listinfo/etherlab-users
>>>        
>> Mit freundlichem Gruß
>>
>> Andreas Stewering-Bone
>>      
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> etherlab-users at etherlab.org
> http://lists.etherlab.org/mailman/listinfo/etherlab-users
>    


Mit freundlichem Gruß

Andreas Stewering-Bone

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