[etherlab-users] waiting for received frames

Martin Troxler martin.troxler at komaxgroup.com
Thu Nov 21 14:37:09 CET 2013


On 21.11.2013 14:06, Jeroen Van den Keybus wrote:
> I'm just wondering if the need for receipt notification would e.g. arise when someone would send an EtherCAT frame A 
> for gathering data and, as soon as that frame returns, do some calculations and send a second frame B to apply process 
> outputs, in an attempt to obtain shorter response times ?
>
You can't get shorter bus cycle times than the one needed to transfer the frame, i.e. ~80ns per byte + Slave 
transmission times (usually a few 100ns per slave)

Regards
Martin

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Thank You.



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