Any help with the Excitation wire following the table of MDA100 plz.. And any more help is appreciated.
Thanks George_1985 wrote: > > Thank you.. > > Here in page 30 is the table of the MDA100 > http://courses.ece.ubc.ca/494/files/MTS-MDA_Series_Users_Manual_7430-0020-04_B.pdf > , could you tell me where in what pin to put the excitation ? > (analog outp-->ADC , Ground-->GND is ok) > > > Is there any sample code in net or in tinyos to see , to program this? > > Also i will check the site.. > > Thanks.. > > > > > > Michael Schippling-2 wrote: >> >> I'm guessing Excitation means Power. Although you could >> probably switch it on and off by connecting to an I/O >> pin similar to the light and temp sensors on the MDA100. >> >> You could find a wire that fits the hole and run a short >> jump of it to the sensor wire. That will probably be more >> stable than trying to trim the wire. Heatshrink tubing >> and possibly silicon seal will be your friends, might as >> well make their acquaintance. >> >> For future use, if you are making a bunch of these you >> don't need the MDA board, just some way to mount the >> connector. I have a design for a break-out board you >> can have made if you need a few: >> http://www.etantdonnes.com/Motes/MicaBOB/ >> >> MS >> >> >> George_1985 wrote: >>> Thank you for help. >>> >>> OK, >>> >>> -Analog output to any ADC pin. >>> -Ground wire to any gnd pin? >>> -Excitation wire to what pin? >>> >>> On thing more, in practically i have to put wires into the holes until >>> the >>> iris mote? and somehow to keep it stable..Ground's wire is thin and can >>> pass into the hole , but the other two wires is a little more thick and >>> can >>> not..is that ok? Should somehow make the wire thinner with some tool? >>> >>> >>> >>> >>> I have Tinyos-2.1.1 , here in tutorials >>> http://docs.tinyos.net/index.php/TinyOS_Tutorials will help me the >>> sensing >>> more or adc ? >>> >>> Thanks again.. >>> >>> >>> >>> >>> >>> Michael Schippling-2 wrote: >>>> You should be able to connect the analog output to any available >>>> ADC pin. ADC3-7 seem to be available on the prototyping pads, >>>> however ADC7 is also used internally to read the Battery reference. >>>> >>>> From my brief reading of the sensor specs, if you have the EC-5 >>>> you can run it from the same battery power as the iris. But with >>>> any of them the max output you get is 40% of the supply voltage, >>>> so your conversion range is somewhat limited. Running an EC-10 >>>> on 5v would boost that range a bit, but then you need another >>>> power supply...and another sensor... >>>> >>>> You can probably modify the DemoSensor module to read from the >>>> ADC you select. That module is used in most of the demo apps, >>>> in TOS-1.x at least... >>>> >>>> MS >>>> >>>> George_1985 wrote: >>>>> Hi guys i have allready MIB520, iris motes , MDA100CB developemnt area >>>>> and >>>>> soil moisture senros EC-5 from Decagon. >>>>> >>>>> I have put the MDA100CB on iris (with 51-pins). >>>>> >>>>> So i want to connect the soil moisture sensor in MDA100CB and send >>>>> data >>>>> to >>>>> iris and then to the MIB520 board. >>>>> >>>>> Ηοw have to connect the cable's soil to MDA100CB? Here is the manual's >>>>> soil >>>>> http://www.decagon.com/assets/Manuals/EC-20-EC-10-EC-5-Soil-Moisture-Sensor-User-Manual.pdf >>>>> . >>>>> >>>>> It has three wires Analog out , Ground , Excitation. >>>>> >>>>> Thank you >>>> _______________________________________________ >>>> Tinyos-help mailing list >>>> Tinyos-help@millennium.berkeley.edu >>>> https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help >>>> >>> >> _______________________________________________ >> Tinyos-help mailing list >> Tinyos-help@millennium.berkeley.edu >> https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help >> > > -- View this message in context: http://old.nabble.com/MDA100CB-and-Soil-Moisture-Sensor-tp31598297p31602774.html Sent from the TinyOS - Help mailing list archive at Nabble.com. _______________________________________________ Tinyos-help mailing list Tinyos-help@millennium.berkeley.edu https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
