[Tinyos-help] Power Consumption in CTP with LPL

[Atakan Bodur]

Hi,

The current values I gave come from the measurements observed from an
oscilloscope. I've not made any instrumentation on the code yet.

Are there any other suggestions or ideas?

Thanks,
Atakan

On Tue, Jun 30, 2009 at 12:43 AM, David Li <w.david.li at gmail.com> wrote:

>
> Hi Atakan,
>
> I am interested in doing this on Iris motes. I don't konw how to answer
>  your questions yet. But I have a few quick questions of my own:
>
> Did you instrument the code to measure the power consumption?
>
> Did you use an Oscope to measure the current?
>
> Thanks.
>
> David
>
>
>
> Date: Tue, 23 Jun 2009 18:43:33 +0300
> From: Atakan Bodur <atakanbodur at gmail.com>
> Subject: [Tinyos-help] Power Consumption in CTP with LPL
> To: tinyos-help at millennium.berkeley.edu
> Message-ID:
>        <5a73a9bb0906230843s18bf5c12y6782e4f8e93a2076 at mail.gmail.com>
> Content-Type: text/plain; charset="windows-1252"
>
> Hello,
>
> I'm testing a network consisting of a single sensor node and a sink, in
> which CTP is run with LPL. Meanwhile, I'm also measuring current in the
> sensor node. I observe current of between 0.3 mA and 0.6 mA in sleep mode
> in
> the first 10 minutes, but after that it increases to 3.0 ? 3.5 mA and never
> gets lower. When I restart the node, current is again low in first 10
> minutes and increases to same values afterwards.
>
> Sensor node transmits first data in second minute and after that it
> periodically transmits in every 15-minute interval. Therefore, I do not
> think of any event or action in the application to occur in tenth minute
> causing such increase.
>
> Does anyone have an idea about possible reasons of this increase? I would
> appreciate any help.
>
> Atakan Bodur
>
>
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