[Tinyos-help] wireless communication speed

Miklos Maroti mmaroti at math.u-szeged.hu
Tue Feb 17 09:21:40 PST 2009

On Tue, Feb 17, 2009 at 5:05 PM, Andrey Gursky <andrey.gursky at online.ua> wrote:
> Hi Miklos!
> Miklos Maroti wrote:
>>>> Did you try RF230_SLOTTED_MAC ever? You should be able to get better
>>>> performance.
>>> No, I haven't yet heard about your implementation for IRIS. Thanks for the
>>> tip! I'll try it. Approx. 2x increase of transfer speed sounds really good.
> I've just tested this option. I'm getting the following speed increase
> with appropriate packet travel on 2 motes:
> one way: 160 -> 177 packets/s
> two way: 77 -> 84 packets/s

I might have tuned it down, I will take a look. Do you use two motes
only? Can you test a 3-mote setup where mote X is transmitting to mote
(X+1 mod 3)? Or can you send me your code so I can take a look?

> Could something yet influence the results? I'm using the default
> channel, packet length.

Should be fine.

>> No, it works only on the RF230.
> It's a pity.

It would not be hard to port it to the CC2420.


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