[Tinyos-help] Telos rev.B RF throughput?

Joe Polastre joe.polastre at gmail.com
Wed Mar 2 10:28:28 PST 2005


You can typically get around 125kbps with one node.

By changing the backoffs to zero by wiring to the
CC2420RadioC.MacControl interface, you can achieve larger channel
usage.

-Joe


On Wed, 02 Mar 2005 21:33:15 +0800, ÍõÔƲ© <ybwang at ustc.edu> wrote:
> Hi,
> 
> In order to get an idea about the RF throughput of Telos B,
> I had taken an experiment, which shows that with only 2 motes,
> one acted as transmitter and the other acted as receiver, the
> transmitter could only have a throughput of about 140 packets
> per sec, far less than 250kbps announced by 802.15.4. While
> with 2 transmitters, the receiver could receive about 180 pkts
> per sec. So I think the figure of 140 is not from phisical
> limitations but from some software settings.
> 
> Dose anyone have an idea about this? How many exactly packets
> per sec can we get?
> 
> Thanks in advance,
> Yunbo
> 
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