by the way, are you the same Dennis that works with Cooper in Denmark? On Monday, August 10, 2020 at 1:28:40 PM UTC-4 [email protected] wrote:
> > I wonder if your values are strings rather than floating point numbers? > > If so, then you would need: > *data['windSpeed_true'] = > str(float(data['windSpeed_rel_mwv'])-float(data['SOG_kn'])* ) > > I had to run my version of "airmar.py" independent of WeeWx in order to > more easily debug. > When I was satisfied with my tests, then I went back to WeeWx. > > I had my driver working for awhile but then had some trouble related, I > think, to the RaspberryPi not having a good clock. > After I get a real clock and get things going again, I will document my > driver development for Airmar 200Wx modified from Rob's. > > -JiM. > > On Saturday, August 8, 2020 at 3:14:11 PM UTC-4 [email protected] wrote: > >> Edit: I ment subtract not divide...sorry about that >> >> [email protected] schrieb am Samstag, 8. August 2020 um 21:07:44 UTC+2: >> >>> First of all thank you Jim and Rob for your patience ;-) >>> >>> Second I'd like to ask, if someone (more python versed) can tell me how >>> to divide two values in the airmar driver. In my specific case it would be >>> the *windSpeed_rel_mwv* - *SOG_kn.* SOG_kn is an value I extracted from >>> the message >>> *$GPVTD. * >>> If I use *data['windSpeed_true'] = >>> data['windSpeed_rel_mwv']-data['SOG_kn']* I get an error. So can anyone >>> tell me, where my mistake is? >>> What I have learned, it is not the exact or 100% right way to calculate >>> "true wind" but I think I would be close enough ;-) >>> >>> Thank you in advance and best regards, >>> >>> Dennis >>> >>> [email protected] schrieb am Samstag, 1. August 2020 um 22:29:51 UTC+2: >>> >>>> Hi Rob, >>>> >>>> if I didn't get the technical manual for the wx unit wrong not all >>>> messages are enabled by default. So some messages have to be activated >>>> manually. Did anyone managed to do so? When I start minicom the sensor ist >>>> talking but never listening. >>>> @James: how are you coming on with this topic? >>>> >>>> Thank you and best regards, >>>> >>>> Dennis >>>> >>>> [email protected] schrieb am Donnerstag, 9. Juli 2020 um 22:04:31 >>>> UTC+2: >>>> >>>>> Hi Dennis, >>>>> >>>>> One option to see the raw data in the terminal would be to put kplex >>>>> between the usb and the weewx. Configure kplex to receive the messages >>>>> from >>>>> usb, and publish on a tcp server socket. Configure weewx to connect to >>>>> that >>>>> socket for messages. >>>>> >>>>> Kplex will log to a file if you configure it so, or you can simply >>>>> telnet to the kplex tcp port and see the raw messages. You're looking for >>>>> $WIVWT messages. >>>>> >>>>> http://www.stripydog.com/kplex/configuration.html >>>>> >>>>> I hope this helps, >>>>> Rob. >>>>> >>>>> >>>>> >>>>> On Thu, 9 Jul 2020 at 20:02, Dennis Füß <[email protected]> wrote: >>>>> >>>>>> Hi Jim and Rob, >>>>>> >>>>>> first of all: thank you for your fast reply. >>>>>> For the moment I have used windSpeed_rel_mwv but it turned out, that >>>>>> the data I'm getting is the windspeed without the subtracted vessel >>>>>> speed. >>>>>> The main problem is, that I'm the "engineer" for the system but have >>>>>> no possibility to test it in person on the lake, where the vessel is >>>>>> located :-/ >>>>>> >>>>>> Maybe I explain my setup: >>>>>> Airmar 150WX goes via NMEA 0183 cable to an RS422 to USB converter to >>>>>> a raspberry pi 3 running weewx. Weewx stores the data in an influxdb and >>>>>> grafana is showing them. >>>>>> >>>>>> @Jim: thank you. But where have you specified the mentioned data? I >>>>>> mean in which configuration file? >>>>>> >>>>>> @Rob: you asked if I would receive the values for windSpeed_true_vess >>>>>> etc. -> I tried to call it in grafana but it didn't show me data, so I >>>>>> guess I don't receive them. Or is there a way to see all received >>>>>> data/variables in terminal (probably a stupid question, but for the >>>>>> moment >>>>>> I don't know). When I open grafana it shows me the available data from >>>>>> its >>>>>> database, so I don't see any reason why available data shouldn't be >>>>>> stored >>>>>> in there, right? >>>>>> >>>>>> So I hope, that I didn't forget anything and stay thrilled for Jim's >>>>>> findings ;-) >>>>>> Thank you in advance and best regards, >>>>>> >>>>>> Dennis >>>>>> Am Mittwoch, 8. Juli 2020 10:24:16 UTC+2 schrieb Rob Fuller: >>>>>>> >>>>>>> Hi Dennis, >>>>>>> >>>>>>> The device we use is at a fixed position so it's not something I've >>>>>>> looked at before. >>>>>>> >>>>>>> Looking quickly at the code I see it does try to >>>>>>> parse windAngle_true_vess and windSpeed_true_vess from the $WIVWT >>>>>>> message. >>>>>>> Does your device send that? >>>>>>> >>>>>>> Otherwise I'm waiting to see what James Manning comes up with ;-) >>>>>>> >>>>>>> Kind regards, >>>>>>> Rob. >>>>>>> >>>>>>> On Tue, 7 Jul 2020 at 20:38, Dennis Füß <[email protected]> wrote: >>>>>>> >>>>>>>> Hi Rob, >>>>>>>> >>>>>>>> maybe you can help me out since Aleksandar seems to be gone for a >>>>>>>> while. >>>>>>>> I have an Airmar 150WX up and running but i doesn't seem to give me >>>>>>>> any values for *windSpeed_true_vess*. Or in other words I don't >>>>>>>> get the windspeed subtracted from the vessel's speed. >>>>>>>> >>>>>>>> Do you have any idea, how to accomplish this? >>>>>>>> >>>>>>>> Thank you and best regards in advance, >>>>>>>> >>>>>>>> Dennis >>>>>>>> >>>>>>>> Am Mittwoch, 10. Juni 2020 09:12:48 UTC+2 schrieb Rob Fuller: >>>>>>>>> >>>>>>>>> Hi James, >>>>>>>>> >>>>>>>>> I haven't looked at this for a while, but anyhow it was working >>>>>>>>> okay. At Marine Institute we did something like this: >>>>>>>>> >>>>>>>>> wget -O bin/weewx/drivers/airmar.py >>>>>>>>> https://raw.githubusercontent.com/fullergalway/weewx-airmar-150wx-driver/master/airmar.py >>>>>>>>> >>>>>>>>> && chmod 755 bin/weewx/drivers/airmar.py >>>>>>>>> >>>>>>>>> In the weewx conf we included these lines >>>>>>>>> [Station] >>>>>>>>> ... >>>>>>>>> station_type = Airmar >>>>>>>>> >>>>>>>>> [Airmar] >>>>>>>>> model = Airmar 200WX >>>>>>>>> port = socket://10.11.104.5:10000 >>>>>>>>> driver = weewx.drivers.airmar >>>>>>>>> >>>>>>>>> I hope this helps! >>>>>>>>> Rob. >>>>>>>>> >>>>>>>>> On Tue, 9 Jun 2020 at 20:50, 'James Manning - NOAA Federal' via >>>>>>>>> weewx-development <[email protected]> wrote: >>>>>>>>> >>>>>>>>>> Hi Rob- >>>>>>>>>> >>>>>>>>>> First, thanks MUCH for posting your "airmar.py" on github. >>>>>>>>>> >>>>>>>>>> I am a very novice weewx user. I just got the "simulator" >>>>>>>>>> working on my RaspberryPi and now I want to hook up my Arimar 200WX. >>>>>>>>>> From what I understand, I need to take two basic steps: >>>>>>>>>> >>>>>>>>>> 1) modify the weewx.conf to point to new station_type and set >>>>>>>>>> driver=weewx.drivers.airmar >>>>>>>>>> 2) put the "airmar.py" in my "user" directory which I think is >>>>>>>>>> /home/pi >>>>>>>>>> >>>>>>>>>> Is that right? >>>>>>>>>> -JiM. >>>>>>>>>> >>>>>>>>>> On Wednesday, May 20, 2015 at 12:05:58 PM UTC-4, Rob Fuller wrote: >>>>>>>>>>> >>>>>>>>>>> Thanks Aleksandar, >>>>>>>>>>> >>>>>>>>>>> I needed to make a couple of small changes for it to work with >>>>>>>>>>> our device (Airmar 200WX). Mostly: >>>>>>>>>>> >>>>>>>>>>> 1. use pyserial socket:// url, since we are exposing the >>>>>>>>>>> weatherstation using ftdi driver and kplex >>>>>>>>>>> 2. added some detail in the log messages >>>>>>>>>>> 3. added some leniency on the checksum verification (" F" == >>>>>>>>>>> "0F") >>>>>>>>>>> >>>>>>>>>>> For the 200WX I'm still getting a couple of warnings, but >>>>>>>>>>> haven't looked into it yet, and generally things seem ok. The >>>>>>>>>>> warnings are: >>>>>>>>>>> >>>>>>>>>>> weewx[11]: airmar: Wrong data format for windchill_rel '' >>>>>>>>>>> weewx[11]: airmar: Wrong data format for windchill '' >>>>>>>>>>> weewx[11]: airmar: Wrong data format for heatindex '' >>>>>>>>>>> >>>>>>>>>>> I put the source on github for the moment here if someone is >>>>>>>>>>> running with it: >>>>>>>>>>> https://github.com/fullergalway/weewx-airmar-150wx-driver >>>>>>>>>>> >>>>>>>>>>> Thanks again, >>>>>>>>>>> Rob. >>>>>>>>>>> >>>>>>>>>>> On Tuesday, April 28, 2015 at 11:20:47 AM UTC+1, Aleksandar >>>>>>>>>>> Tsankov wrote: >>>>>>>>>>>> >>>>>>>>>>>> Hi, >>>>>>>>>>>> I followed the mwall's advice and went back to original >>>>>>>>>>>> wxservices.py. The logic for deciding which windSpeed and windDir >>>>>>>>>>>> to be >>>>>>>>>>>> used is putted in the driver. >>>>>>>>>>>> Now everything works as supposed. >>>>>>>>>>>> Since I want to have some real-time application running on >>>>>>>>>>>> tablet, is it possible weewx to generate Weather Display's >>>>>>>>>>>> clientraw.txt >>>>>>>>>>>> file in order WDL (or something similar) to be used? >>>>>>>>>>>> I'm attaching the new version of driver. >>>>>>>>>>>> >>>>>>>>>>> -- >>>>>>>>>> You received this message because you are subscribed to a topic >>>>>>>>>> in the Google Groups "weewx-development" group. >>>>>>>>>> To unsubscribe from this topic, visit >>>>>>>>>> https://groups.google.com/d/topic/weewx-development/q6IHzkmyhBo/unsubscribe >>>>>>>>>> . >>>>>>>>>> To unsubscribe from this group and all its topics, send an email >>>>>>>>>> to [email protected]. >>>>>>>>>> To view this discussion on the web visit >>>>>>>>>> https://groups.google.com/d/msgid/weewx-development/b9035cdf-fd4d-41b4-ab20-95c9535968ddo%40googlegroups.com >>>>>>>>>> >>>>>>>>>> <https://groups.google.com/d/msgid/weewx-development/b9035cdf-fd4d-41b4-ab20-95c9535968ddo%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>>>>>> . >>>>>>>>>> >>>>>>>>> -- >>>>>>>> You received this message because you are subscribed to a topic in >>>>>>>> the Google Groups "weewx-development" group. >>>>>>>> To unsubscribe from this topic, visit >>>>>>>> https://groups.google.com/d/topic/weewx-development/q6IHzkmyhBo/unsubscribe >>>>>>>> . >>>>>>>> To unsubscribe from this group and all its topics, send an email to >>>>>>>> [email protected]. >>>>>>>> To view this discussion on the web visit >>>>>>>> https://groups.google.com/d/msgid/weewx-development/a35bd773-b6b8-4c2d-979d-22337bbcd127o%40googlegroups.com >>>>>>>> >>>>>>>> <https://groups.google.com/d/msgid/weewx-development/a35bd773-b6b8-4c2d-979d-22337bbcd127o%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>>>> . >>>>>>>> >>>>>>> -- >>>>>> You received this message because you are subscribed to a topic in >>>>>> the Google Groups "weewx-development" group. >>>>>> To unsubscribe from this topic, visit >>>>>> https://groups.google.com/d/topic/weewx-development/q6IHzkmyhBo/unsubscribe >>>>>> . >>>>>> >>>>> To unsubscribe from this group and all its topics, send an email to >>>>>> [email protected]. >>>>>> To view this discussion on the web visit >>>>>> https://groups.google.com/d/msgid/weewx-development/ff51ce20-4659-405e-90b6-b981e671f096o%40googlegroups.com >>>>>> >>>>>> <https://groups.google.com/d/msgid/weewx-development/ff51ce20-4659-405e-90b6-b981e671f096o%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>> . >>>>>> >>>>> -- You received this message because you are subscribed to the Google Groups "weewx-development" group. 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