In my simple tests years ago I found about the same 100 msg/sec
using all the standard T1 mechanisms without ACKs:
     http://www.etantdonnes.com/Motes/report_micaz/

Perhaps hacking the MAC layer will improve things, but might also
reduce reliability and crosstalk rejection.

MS


Philip Loden wrote:
>     2009/6/18 Philip Loden <[email protected] <mailto:[email protected]>>
> 
>         Hi,
> 
>         I'm doing experiments related to a voice-over-WSN application.
>         In "T2: A Second Generation OS for Embedded Sensor Networks" it
>         states that the MicaZ is capable of sending at a rate of nearly
>         400 pps. I've been able to achieve only about 100 pps on the
>         TelosB under TinyOS-2.1.0. I'm basically using AMSenderC and
>         calling send from within sendDone. Any thoughts or suggestions?
> 
>         Thanks,
>         Philip
>         _______________________________________________
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> 
>     On Wed, Jun 17, 2009 at 8:41 PM, Jeonghoon Kang
>     <[email protected] <mailto:[email protected]>> wrote:
>     If you can hack under AMSenderC layer, inside MAC code,
>     Telosb can achieve around 400 pps.
> 
>     TelosB and MicaZ are using CC2420 Radio.
> 
> 
> 
> Thanks for the reply. I'll start hacking on this. If anyone else has 
> alreading done it, I'd appreciate a look at the code.
> 
> Philip
> 
> 
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