Hi

>From CrossBow: http://www.xbow.com/Products/SelectCountry.aspx?sid=286

ES1101 - Soil Moisture and Soil Temperature The ES1101 Watermark Sensor 
(granular matrix sensor) is a soil moisture and soil temperature sensor. 
Multiple ES1101 sensors can be connected to the eKo node to measure soil 
moisture at different soil depths. By monitoring the sensor measurements 
between irrigations, it is possible to measure the rate at which the soil is 
drying out.

Indeed they indicate the sensor manufactuter as: 
http://www.specmeters.com/Soil_Moisture/Watermark_Soil_Moisture_Sensors_and_Meter.html



Regards,

André

----- Original Message ----- 
From: "Michael Schippling" <[email protected]>
To: "Manish Regmi" <[email protected]>
Cc: <[email protected]>
Sent: Wednesday, November 04, 2009 6:07 PM
Subject: Re: [Tinyos-help] using soil moisture sensor in tinyos, micaz


> From the page you reference it's not entirely clear what the
> sensor interface is, but it looks kinda like a USB plug on
> the end...If that's the case then it ain't happening on TOS.
>
> You might try a deeper search for a more basic sensor that
> puts out a raw voltage. The spec sheet indicates that this
> one is capacitive, so there may not be a simple solution though.
>
> MS
>
> Manish Regmi wrote:
>> Hi,
>>    I am trying to use a soil moisture sensor, in micaz using tinyos.
>> Does any interface exist for that.
>> has anyone used that hardware? is there any sameple code. i could not
>> find any.
>> the hardware i am trying to use is
>> http://www.vernier.com/probes/sms-bta.html
>>
>> Thanks...
>>
>>
>> ---------------------------------------------------------------
>> regards
>> Manish Regmi
>>
>>
>> ------------------------------------------------------------------------
>>
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