I'm using this one :
https://github.com/Drealine/weatherlinklive-driver-weewx
Le dim. 1 nov. 2020 à 11:22, Karen K <kk4468...@gmail.com> a écrit :
> Within the last days I did a some testing, and I read the threads
> regarding the Davis WeatherLink Live device for Davis Vantage Pro 2, and I
> wonder, which driver is best to use.
>
> Let me summarize, what I found out about the drivers.
>
> Just to avoid confusion:
>
> - "WeatherLink IP": a discontinued adaptor to insert into the Davis
> console
> - "WeatherLink Live": a separate device to receive data from a
> wireless Davis Vantage Pro 2 station
>
> Both of them use a different protocol to communicate with the PC.
>
> As I bought the station recently, I got the WeatherLink Live device. Then
> I looked for the appropriate driver, and I found a lot of them:
>
> *Vantage (weewx.drivers.vantage)*
>
> Although it is not mentioned in the documentation, I assume, that that
> driver is for the old, discontinued adaptors, only. I had a look at the
> code of the driver, and it seems so.
>
> Could someone confirm or deny?
>
> *WLL (users.wll)*
>
> I tried that driver, and it works. There were 2 little problems.
>
> First, I use a separate anemometer transmitter kit. Unfortunately, the
> driver reads the values from the transmitter kit and shows the wind, only.
> I changed the code a little bit, and now it reads the values from the
> station including the wind. I reported the changes to the author of the
> driver.
>
> Second, if you stop Weewx, the driver reports an exception to the logs,
> but does not finish. I have to kill the process by "kill -KILL".
>
> Nevertheless, this is the driver I still use.
>
> *WeatherLink Live* (recommended by Weewx)
>
> That driver seems attractive, because it announces to use both the
> broadcast messages and the HTTP requests.
>
> Remark for setup: Not as he documentation says, I had to set up the wind
> for ID 1 instead of 2 to get data.
>
> Unfortunately, in my case, every now and then the log shows an error
> message, and Weewx pauses for 60 seconds. The error message reads:
>
> Oct 31 18:39:27 LokalWiki weewx[147658] ERROR
> user.weatherlink_live.scheduler: Error caught in scheduler tick. Not
> rescheduling
> Oct 31 18:39:27 LokalWiki weewx[147658] INFO weewx.engine: Main loop
> exiting. Shutting engine down.
> Oct 31 18:39:27 LokalWiki weewx[147658] INFO weewx.engine: Shutting down
> StdReport thread
> Oct 31 18:39:27 LokalWiki weewx[147658] CRITICAL __main__: Caught
> WeeWxIOError: Error while receiving or processing packets:
> HTTPConnectionPool(host='192.168.XX.XX', port=80): Max retries exceeded
> with url: /v1/real_time?duration=1500 (Caused by
> NewConnectionError('<urllib3.connection.HTTPConnection object at
> 0x7f6b45b15340>: Failed to establish a new connection: [Errno 111]
> Verbindungsaufbau abgelehnt'))
> Oct 31 18:39:27 LokalWiki weewx[147658] CRITICAL __main__: **** Waiting 60
> seconds then retrying...
>
> As the driver uses 2 different data sources, the author may want to change
> the error handling and simply queries the device by HTTP request if the
> real time broadcast cannot be activated for some reason. I think that would
> make the driver more robust.
>
> (Remark: I don't think, the error message is really a problem of the
> driver but rather one of the network.)
>
> *WeatherLinkLiveJSON*
>
> I did not test this one.
>
> *Weatherlinkliveudp *(recommended by Weewx)
>
> I did not test this one, because I thought, "WeatherLink Live" will be
> more than that, as it uses both ways to communicate with the device.
>
> I can be wrong but I think I read somewhere the broadcast messages and the
> HTML request do not deliver the same set of information. Correct me, if I
> am wrong.
>
> And in one thread I read, someone decoded the V2 API of Davis, but that
> thread gave no further information, an I see no driver that implements that.
>
> What would you recommend a new user to use?
>
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