[Tinyos-devel] timestamps in seriallisten/sflisten etc.

David Gay dgay42 at gmail.com
Wed Jun 25 17:05:38 PDT 2008


On Wed, Jun 25, 2008 at 3:52 PM, Eric Decker <cire831 at gmail.com> wrote:
> Seems to me there should be a service at the SF juncture that would provide
> time stamping.  The SF is the interface between the wireless sensor cloud
> and
> the internet.  It is also the first place where you can count on
> significantly better
> resources.
> So it seems to be that added a time stamp facility, format definition, etc.
> to the
> sf protocol would be a useful thing.
> eric

Actually I'd argue it should be added to the packet source concept
(see net.tinyos.packet) - the point of packet sources is to be a
homogeneous, PC-side way of talking to a sensor network accessed via a
serial-port-over-usb, serial-port-over-ethernet, indirectly via a
serial forwarder, etc. The serial forwarder is "just" a convenient
multiplexing service - if you make it special, then you lose the
homogeneous character of all packet sources.

David Gay


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