SV: [Tinyos-help] GlobalTime in Tmote from Moteiv

Jörgen Johansson Jorgen.Johansson at saab.se
Wed May 31 22:21:17 PDT 2006


Can you explain with an example how I can use the Globaltime in the Delta example in Bomerang 2.0.2 ?

/Jörgen Johansson 

-----Ursprungligt meddelande-----
Från: joe.polastre at gmail.com [mailto:joe.polastre at gmail.com] För Joe Polastre
Skickat: den 30 maj 2006 18:51
Till: Jörgen Johansson
Kopia: tinyos-help at millennium.berkeley.edu
Ämne: Re: [Tinyos-help] GlobalTime in Tmote from Moteiv


GlobalTime is provided by the NetSyncC component.  If you're not using
networkwide synchronization, then there is no GlobalTime provided.

-Joe

On 5/30/06, Jörgen Johansson <Jorgen.Johansson at saab.se> wrote:
> How can I access the GlobalTime from my code? I will have a main node as a time master.
> Is the timesynchronization only active when compiled with "lowpower"?
> Shall I include the file GlobalTime.nc or shall I wire the NetSync component?
> What´s the accuracy of the GlobalTime?
>
> My application is a system that will wake up one hour once a day. At that hour I will send as much data as possible. The rest of the time I will save power and only listen for a wakeup command.
>
> Best Regards
> Jörgen Johansson
>
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