Pi 3b+ One of the usb ports on the pi.
On Tue, 28 Apr 2020 at 14:59, Andrew Milner <[email protected]> wrote: > what model pi are you using? > are you using a separate powered usb hub or one of the ports on the rpi? > > > > > On Tuesday, 28 April 2020 07:14:05 UTC+3, Praveen Chandrasekaran wrote: >> >> Attached output of lsusb. >> >> I dont see anything in lsof output probably because nothing is using it >> at the moment (shouldnt weewx be using it continuously in rapidfire mode?) >> >> Also can I edit weewx to add lsob whenever the error occurs? >> >> On Tue, 28 Apr 2020 at 01:04, Tom Keffer <[email protected]> wrote: >> >>> Things to try: >>> >>> 1. Ferrite coils might help, although you are getting a lot more errors >>> than what is normally associated with EMI. >>> >>> 2, Another possibility is that something else is trying to claim >>> /dev/ttyUSB0. For example, modemmanager has been known to do this. >>> >>> To see a list of processes using /dev/ttyUSB0. >>> >>> lsof | grep ttyUSB0 >>> >>> Unfortunately, this will only tell you if something is using it at the >>> moment. >>> >>> 3. It's worth looking at the details of your USB connection: >>> >>> lsusb -v -d 0403:6015 >>> >>> >>> >>> >>> On Mon, Apr 27, 2020 at 11:04 AM Praveen Chandrasekaran < >>> [email protected]> wrote: >>> >>>> Attached syslog (all today's entries). The USB disconnect has happened >>>> around 6 times today). No major issue as it recovers but just wondering >>>> why. Need to buy a ferrite coil. >>>> >>>> On Mon, 27 Apr 2020 at 23:24, Praveen Chandrasekaran < >>>> [email protected]> wrote: >>>> >>>>> Sorry, just ignore the part of serial/USB. I got confused with >>>>> different data logger types available. Will attached detailed log in a few >>>>> minutes. >>>>> >>>>> On Mon, 27 Apr 2020 at 22:07, Tom Keffer <[email protected]> wrote: >>>>> >>>>>> Don't know what you mean by "Mine is a serial port on Vue side." >>>>>> >>>>>> "usb issue must be on pi side." Not sure what you're asking here but, >>>>>> yes, the USB plugs into the pi, and that's where the assignment to /dev >>>>>> occurs. >>>>>> >>>>>> The very short screenshot you included doesn't offer many clues as to >>>>>> the cause. >>>>>> >>>>>> The output from 'dmesg' may also give clues. >>>>>> >>>>>> Yes, ferrite coils tend to help. >>>>>> >>>>>> -tk >>>>>> >>>>>> >>>>>> >>>>>> On Mon, Apr 27, 2020 at 9:13 AM Praveen Chandrasekaran < >>>>>> [email protected]> wrote: >>>>>> >>>>>>> Thanks. I already hav the udev which is why it auto recovers. Mine >>>>>>> is a serial port on Vue side. So the usb issue must be on pi side I >>>>>>> assume? >>>>>>> Ferrite coil should solve the problem? >>>>>>> >>>>>>> On Mon, 27 Apr 2020, 21:26 Tom Keffer, <[email protected]> wrote: >>>>>>> >>>>>>>> See the section *Davis cp2101 converter problems >>>>>>>> <https://github.com/weewx/weewx/wiki/Troubleshooting-the-Davis-Vantage-station#davis-cp2101-converter-problems>* >>>>>>>> in >>>>>>>> the Wiki. The following section, *Installing a udev script >>>>>>>> <https://github.com/weewx/weewx/wiki/Troubleshooting-the-Davis-Vantage-station#installing-a-udev-script>* >>>>>>>> shows >>>>>>>> how to solve the problem. >>>>>>>> >>>>>>>> On Mon, Apr 27, 2020 at 8:24 AM Praveen Chandrasekaran < >>>>>>>> [email protected]> wrote: >>>>>>>> >>>>>>>>> Hi, >>>>>>>>> >>>>>>>>> Weewx log is reporting USB disconnects to Vantage Vue now and then >>>>>>>>> (uploaded snippet, not able to copy from putty to windows) >>>>>>>>> >>>>>>>>> It recovers on its own everytime. Any idea why this is happening? >>>>>>>>> >>>>>>>>> Regards, >>>>>>>>> Praveen >>>>>>>>> >>>>>>>>> >>>>>>>>> -- >>>>>>>>> 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/41c861bd-6733-4112-b5ef-39289a61d34b%40googlegroups.com >>>>>>>>> <https://groups.google.com/d/msgid/weewx-user/41c861bd-6733-4112-b5ef-39289a61d34b%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>>>>> . >>>>>>>>> >>>>>>>> -- >>>>>>>> You received this message because you are subscribed to a topic in >>>>>>>> the Google Groups "weewx-user" group. >>>>>>>> To unsubscribe from this topic, visit >>>>>>>> https://groups.google.com/d/topic/weewx-user/5mAHXO5pLzU/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-user/CAPq0zEAQynSvy_ZThKbaT1DYPGgEahZxUqnCxXLAHCJ0CSMfZg%40mail.gmail.com >>>>>>>> <https://groups.google.com/d/msgid/weewx-user/CAPq0zEAQynSvy_ZThKbaT1DYPGgEahZxUqnCxXLAHCJ0CSMfZg%40mail.gmail.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/CA%2BW%3DTmVDkFC8VkfHobSZPy9LaMFKtToXiarz45btx9NiE3TUbw%40mail.gmail.com >>>>>>> <https://groups.google.com/d/msgid/weewx-user/CA%2BW%3DTmVDkFC8VkfHobSZPy9LaMFKtToXiarz45btx9NiE3TUbw%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>>>>> . >>>>>>> >>>>>> -- >>>>>> You received this message because you are subscribed to a topic in >>>>>> the Google Groups "weewx-user" group. >>>>>> To unsubscribe from this topic, visit >>>>>> https://groups.google.com/d/topic/weewx-user/5mAHXO5pLzU/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-user/CAPq0zEC3Za9Wd5HGZneBYh%3DVEgcMbcyjMQMg12h%3D0wSpEqLong%40mail.gmail.com >>>>>> <https://groups.google.com/d/msgid/weewx-user/CAPq0zEC3Za9Wd5HGZneBYh%3DVEgcMbcyjMQMg12h%3D0wSpEqLong%40mail.gmail.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/CA%2BW%3DTmXCbUw9-d4Qo5gf3FYET%2BeE%3D1_NMg5ZffVNtAhFLhfQAA%40mail.gmail.com >>>> <https://groups.google.com/d/msgid/weewx-user/CA%2BW%3DTmXCbUw9-d4Qo5gf3FYET%2BeE%3D1_NMg5ZffVNtAhFLhfQAA%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>> -- >>> You received this message because you are subscribed to a topic in the >>> Google Groups "weewx-user" group. >>> To unsubscribe from this topic, visit >>> https://groups.google.com/d/topic/weewx-user/5mAHXO5pLzU/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-user/CAPq0zEB2RYkQzROwf%3Dh%3Do9PP1SK5QzCijC5_3VM5q05bzJ6Oqg%40mail.gmail.com >>> <https://groups.google.com/d/msgid/weewx-user/CAPq0zEB2RYkQzROwf%3Dh%3Do9PP1SK5QzCijC5_3VM5q05bzJ6Oqg%40mail.gmail.com?utm_medium=email&utm_source=footer> >>> . >>> >> -- > You received this message because you are subscribed to a topic in the > Google Groups "weewx-user" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/weewx-user/5mAHXO5pLzU/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-user/36e56d3c-dc14-43c5-a7c8-3a6bff731d18%40googlegroups.com > <https://groups.google.com/d/msgid/weewx-user/36e56d3c-dc14-43c5-a7c8-3a6bff731d18%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "weewx-user" group. 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