I think you might need one of these: https://www.abelectronics.co.uk/p/51/serial-pi-plus The RPi's don't have an RS232 port, which is what the weather station is expecting to be hooked to. I use one of the linked items with no trouble, twice actually.
Chris On Tuesday, November 24, 2020 at 8:00:35 PM UTC-7 [email protected] wrote: > Hi, > Thanks for the quick reply! > You must see the code and/or these log messages in your sleep, I didn't > see anything that even mentioned WRD. I confirmed with minicom that I am > not getting a response when I send out a WRD. > > I appreciate the work around, but before I use it I need to understand why > the WRD is not working otherwise I have no idea what else is going wrong > and my brain will start to itch. > > FYI, the serial connection is three wires connected from the serial port > on the PI to the serial port on the VP2. The cable ends do not appear to > have been moved but it is certainly not robust. I had to move my hardware > to perform the upgrade and if things were not shut down properly I suppose > I could have damaged something. Not sure why the WRD was impacted put the > TEST, LAMP, VER, NVER commands were not impacted. Of course different > parts of the underlying circuits could have been damaged. > > Again thanks very much. > > Cheers! > > > > On Tuesday, November 24, 2020 at 5:32:11 PM UTC-7 [email protected] wrote: > >> You didn't say much about your direct serial connection to the console, >> but it is not properly emulating the Davis WRD command. This command >> returns the hardware type (VantageVue, VantagePro, etc.) >> >> If all else fails, you can hard set it in the driver. At line 494 (or >> thereabouts), change this >> >> self.hardware_type = None >> >> >> to this >> >> self.hardware_type = 16 >> >> >> That may fix things, but there are likely to be other problems. You'll >> have to do this every time you upgrade. Or, get the serial connection fixed! >> >> >> >> On Tue, Nov 24, 2020 at 4:20 PM Chip Towner <[email protected]> wrote: >> >>> Hi, >>> I have been using Weewx since 2014 on a RaspberryPi 2. My weather >>> station is a VantagePro2 and the connection is a straight serial connection >>> (no data logger). Weewx has worked well for this entire time. >>> >>> This year after a failed update (mirror sites no longer exist), I >>> decided I would take a chance and upgrade to the latest version of the >>> Raspbian OS (Buster I beleive). I backed up my Weewx data as directed >>> prior to the update. Then I updated the OS and took the opportunity to >>> also update Weewx to the latest/greatest. >>> >>> Unfortunately Weewx is now unable to connect to the VP2. >>> >>> Since I originally configured this connection in 2014 it is possible >>> (perhpas eve likely) that I have missed something or even damaged the VP2 >>> (hope not). >>> >>> - I have dug into the User Guide and believe I have things >>> configured properly. >>> - I have used minicom and screen to confirm that my RPi can in fact >>> talk to the VP2. >>> - Used TEST and received the expected reply >>> - Used LAMP 1 and turned the display light on >>> - I attempted to use wee_device to turn on the VP2 lamp. It did not >>> work. >>> - I copied the results into the file weeDeviceLog.txt in case it >>> might be helpful >>> - I edited the weewx.conf that was installed and did my best to >>> configure things as they were previously (attached is weewxCurrent.conf, >>> a >>> renamed version of this document with some passwords removed) >>> - I have updated the weewx.conf file to use software based record >>> generation. >>> - The port settings appear to be correct - even when comparing to >>> my previous weewx.conf file. >>> >>> I am attaching a portion of the tail of the syslog file. I stopped weewx >>> and then started it to show what happens. >>> >>> Because it appears that I can communicate with the VP2 using minicom and >>> screen I am hoping this means my RPI & VP2 are healthy and that this is >>> some weewx configuration issue I have missed. >>> >>> Any help is appreciated! >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "weewx-user" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/weewx-user/e9bf7d61-7762-4853-b8be-4805299e7536n%40googlegroups.com >>> >>> <https://groups.google.com/d/msgid/weewx-user/e9bf7d61-7762-4853-b8be-4805299e7536n%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> >> -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/weewx-user/aa6c524b-ddd8-4acd-a928-7161491beef5n%40googlegroups.com.
