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Re: fractional nanoseconds



Hi,

I was thinking the same as 1588 can do i.e. 1/65536 ns.

Jouni

Sent from a smart phone.. Mind the typos..

> Marek Hajduczenia <marek.hajduczenia@xxxxxxxxx> kirjoitti 2.5.2015 kello 9.32:
> 
> Jouni, 
> 
> What would be the resolution of these fractional nanoseconds?
> 
> Marek
> 
> -----Original Message-----
> From: stds-1904-3-tf@xxxxxxxx [mailto:stds-1904-3-tf@xxxxxxxx] On Behalf Of
> Jouni Korhonen
> Sent: Friday, May 01, 2015 6:30 PM
> To: STDS-1904-3-TF@xxxxxxxxxxxxxxxxx
> Subject: fractional nanoseconds
> 
> Folks,
> 
> We have already had some discussion on this topic earlier but.. what is your
> opinion on having fractional nanosecond accuracy in the time stamping (e.g.
> when sending a timestamp in the RoE header)? If we follow what 1588 did for
> the correction field that would mean 16 additional bits, which may or may
> not be significant overhead wise.
> 
> Comments & opinions?
> 
> - Jouni
> 
> -- 
> Jouni Korhonen, CTO Office, Networking, Broadcom Corporation
> O: +1-408-922-8135,  M: +1-408-391-7160
>