[etherlab-users] How to expose the PDO mappings?

Florian Pose fp at igh-essen.com
Fri Oct 22 09:42:16 CEST 2010


Hi,

On Thu, Oct 21, 2010 at 07:42:12PM +0100, Mike Trethewey wrote:
> Using the SDO commands we can see the default PDO mappings.  However,
> when we do "ethercat pdos" the result is nothing.  We have tried to
> write software to map the PDOs but cannot get a response either.

The reason is, that the SII data are incomplete:

> SII Area:
>   05 0e 03 04 e8 03 00 00 00 00 00 00 00 00 35 00
>   9a 00 00 00 23 09 03 00 f4 03 01 00 00 00 00 00
>   00 00 00 00 00 00 00 00 00 18 8c 00 00 19 8c 00
>   00 18 8c 00 00 19 8c 00 0e 00 00 00 00 00 00 00
>   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>   00 00 00 00 00 00 00 00 00 00 00 00 0f 00 01 00

The mandatory category data are missing. Please see
http://etherlab.org/en/ethercat/faq.php#incomplete-sii

-- 
Best regards,
Florian Pose

http://etherlab.org


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