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Upload Problem

Discussion specific to Davis weather stations
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George Richardson
Posts: 67
Joined: Mon 19 Jan 2009 10:11 pm
Weather Station: Davis VP2 wireless
Location: Smith Mountain Lake, Virginia, USA
Contact:

Upload Problem

Post by George Richardson »

Sunday, December 18, 2011, I set up a Davis VP1 at a remote (150 miles) location. I installed Cumulus 1.9.2 build 1024 to upload data to a personal website, CWOP, and Wunderground. The personal website seems to be correct http://smlweather.com/Bluefield/index.htm . CWOP is 95% correct but the barometer reading is not functioning, DW9118. (http://www.findu.com/cgi-bin/find.cgi?call=DW9118). And Wunderground, KWVBLUEF2, is not working at all. (http://www.wunderground.com/weatherstat ... =KWVBLUEF2).

FWIW this is on a Vista 64bit machine.

The native pressure is SLP inhg. I know that there has to be a conversion to Altimeter pressure in mb to send to CWOP. Could there be a problem there? I have absolutely no thought as to possible problem with Wunderground, KWVBLUEF2.

Any help will be greatly appreciated.

George
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steve
Cumulus Author
Posts: 26701
Joined: Mon 02 Jun 2008 6:49 pm
Weather Station: None
Operating System: None
Location: Vienne, France
Contact:

Re: Upload Problem

Post by steve »

George Richardson wrote:I know that there has to be a conversion to Altimeter pressure in mb to send to CWOP. Could there be a problem there?
Quite likely. It sounds like you have the same problem as in this thread: https://cumulus.hosiene.co.uk/viewtopic.php?f=6&t=5133 (the earlier CWOP problems, not the more recent totally unrelated issue which was confusingly added to the same thread).

If you stop Cumulus, and turn on the debug log from startup by editing cumulus.ini and adding a line to the [Station] section

Logging=1

we may be able to see what the VP2 is sending in response to the BARDATA command. Delete any pre-existing debug.log file.
I have absolutely no thought as to possible problem with Wunderground, KWVBLUEF2.
The debug log will also show the updates to WU with any associated error responses.
Steve
George Richardson
Posts: 67
Joined: Mon 19 Jan 2009 10:11 pm
Weather Station: Davis VP2 wireless
Location: Smith Mountain Lake, Virginia, USA
Contact:

Re: Upload Problem

Post by George Richardson »

Steve
I hope this works. Couldn't find zipper.
Thanks for the help.
Oh, FWIW, VPLive was able to upload to CWOP so I must have something set wrong.

George
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steve
Cumulus Author
Posts: 26701
Joined: Mon 02 Jun 2008 6:49 pm
Weather Station: None
Operating System: None
Location: Vienne, France
Contact:

Re: Upload Problem

Post by steve »

Here's the reason for the lack of WU data:

0026.692 : 3:36:40 PM WU Response Code: 200 Response = INVALIDPASSWORDID|Password and/or id are incorrect

The CWOP problem is as in the other thread. The station responds correctly to the first 'BARDATA' request:

0017.972 : Sending BARDATA
0019.298 : Bardata = 0A 0D 4F 4B 0A 0D 42 41 52 20 33 30 30 32 37 0A 0D 45 4C 45 56 41 54 49 4F 4E 20 32 36 37 37 0A 0D 44 45 57 20 50 4F 49 4E 54 20 34 32 0A 0D 56 49 52 54 55 41 4C 20 54 45 4D 50 20 34 37 0A 0D 43 20 32 31 0A 0D 52 20 31 31 30 33 0A 0D 42 41 52 43 41 4C 20 34 37 0A 0D 47 41 49 4E 20 31 35 32 37 0A 0D 4F 46 46 53 45 54 20 31 37 38 30 32 0A 0D FFFFFFFF
0019.298 : MSLP=0 SP=27.2290153503418 AP=30.006685256958 pIn=30.0270004272461 eFt=2677 mtF=47 C=2.09999990463257

But not to subsequent ones:

0048.626 : Sending BARDATA
0049.858 : Bardata = 0A 0D FFFFFFFF

0110.371 : Sending BARDATA
0111.603 : Bardata = 0A 0D FFFFFFFF

I'm afraid I have no idea why this happens. I'll have another look at the protocol spec to see if I can find an explanation for this odd behaviour.
Steve
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steve
Cumulus Author
Posts: 26701
Joined: Mon 02 Jun 2008 6:49 pm
Weather Station: None
Operating System: None
Location: Vienne, France
Contact:

Re: Upload Problem

Post by steve »

The station 'sleeps' between commands; yours seems reluctant to wake, I'll try a bit harder to rouse it. Please try this replacement cumulus.exe: http://nybbles.co.uk/downloads/Cumulus.zip
Steve
George Richardson
Posts: 67
Joined: Mon 19 Jan 2009 10:11 pm
Weather Station: Davis VP2 wireless
Location: Smith Mountain Lake, Virginia, USA
Contact:

Re: Upload Problem

Post by George Richardson »

Steve,
Thanks for looking into this, I'll try your zip in a while. I got WU to allow me to reset the password and everything is good there.

This time of the year mama is Christmasing and while she doesn't understand the correct priorities, I DO, and keeping mama happy is #1.

George

PS FWIW in case I forgot to say this, the station is an old VP1 which might have something to do with the problem. Will attempt the fix shortly.
George Richardson
Posts: 67
Joined: Mon 19 Jan 2009 10:11 pm
Weather Station: Davis VP2 wireless
Location: Smith Mountain Lake, Virginia, USA
Contact:

Re: Upload Problem

Post by George Richardson »

Steve,
Thank you for your effort. I installed (copied over) the revised Cumulus.exe file you provided but it did not solve the problem. Any other ideas? ;)
George
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steve
Cumulus Author
Posts: 26701
Joined: Mon 02 Jun 2008 6:49 pm
Weather Station: None
Operating System: None
Location: Vienne, France
Contact:

Re: Upload Problem

Post by steve »

I'll need to see the debug log again.
Steve
George Richardson
Posts: 67
Joined: Mon 19 Jan 2009 10:11 pm
Weather Station: Davis VP2 wireless
Location: Smith Mountain Lake, Virginia, USA
Contact:

Re: Upload Problem

Post by George Richardson »

Steve,
I really appreciate you hanging with me.
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steve
Cumulus Author
Posts: 26701
Joined: Mon 02 Jun 2008 6:49 pm
Weather Station: None
Operating System: None
Location: Vienne, France
Contact:

Re: Upload Problem

Post by steve »

You're still running the previous build of Cumulus.
Steve
George Richardson
Posts: 67
Joined: Mon 19 Jan 2009 10:11 pm
Weather Station: Davis VP2 wireless
Location: Smith Mountain Lake, Virginia, USA
Contact:

Re: Upload Problem

Post by George Richardson »

Steve,
Thank you for the effort. I think the problem is gone. I also thought I had replaced the cumulus exe file the last time around. In some fairness to me, I keep all my computers on XP and the remote computer is a 64 bit Vista machine which I'm trying to maintain via TeamViewer. I expect that tomorrow morning everything is going to be sailing along and we'll put this problem to bed.
Thanks again,
George
George Richardson
Posts: 67
Joined: Mon 19 Jan 2009 10:11 pm
Weather Station: Davis VP2 wireless
Location: Smith Mountain Lake, Virginia, USA
Contact:

Re: Upload Problem

Post by George Richardson »

Steve,
Once again, thanks for solving my problem. The new Cumulus has been running for almost 24 hours and has been stopped and restarted a couple of times. It's good!
George

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