It is very unlikely to be the Pi power supply if the Pi itself is not flagging up power problems.
On Friday, February 2, 2024 at 9:23:04 PM UTC-5 Joe wrote: > Its a standard PI4. No external USB devices are connected except for the > Vantage data logger. > There are coils on both ends of the cable, too. I'm going to try to find > another power supply though. > > On Friday, February 2, 2024 at 7:53:40 PM UTC-6 Tom Keffer wrote: > >> Is this a serial logger with a serial-to-USB converter? Or, a USB logger? >> If the former, try another converter. >> >> A couple of ferrite coils might help. See the wiki article on >> troubleshooting >> Davis stations >> <https://github.com/weewx/weewx/wiki/Troubleshooting-the-Davis-Vantage-station> >> . >> >> It's also possible that the power supply of the RPi is failing and can't >> deliver enough power. Try another power supply, or a powered USB hub. >> >> >> >> On Fri, Feb 2, 2024 at 5:36 PM Joe <my.droid....@gmail.com> wrote: >> >>> So this has starting being a problem again. Its not really related to >>> version 5. But it is still happening. >>> >>> This is a PI4 using the wifi option and a decent power connection and >>> USB cord . >>> >>> It seems to be a USB detection / conversion problem. >>> >>> I've tried restarting the vantage a few times, and the PI computer pull >>> the USB plug, and it restarts the USB device, attempts to begin pulling >>> data and gets an error. >>> >>> Very frustrating after working for such a long time. >>> >>> >>> >>> >>> >>> >>> Feb 2 19:30:56 raspberrypi weewxd[920]: INFO __main__: Starting up >>> weewx version 5.0.0 >>> Feb 2 19:30:57 raspberrypi weewxd[920]: INFO weewx.engine: Clock error >>> is -197.26 seconds (positive is fast) >>> Feb 2 19:30:57 raspberrypi weewxd[920]: INFO weewx.drivers.vantage: >>> Clock set to 2024-02-02 19:30:58 CST (1706923858) >>> Feb 2 19:30:57 raspberrypi weewxd[920]: INFO weewx.engine: Using >>> binding 'wx_binding' to database 'weewx.sdb' >>> Feb 2 19:30:57 raspberrypi weewxd[920]: INFO weewx.manager: Starting >>> backfill of daily summaries >>> Feb 2 19:30:57 raspberrypi weewxd[920]: INFO weewx.manager: Daily >>> summaries up to date >>> Feb 2 19:30:59 raspberrypi kernel: [ 1426.892512] cp210x ttyUSB0: >>> usb_serial_generic_read_bulk_callback - urb stopped: -32 >>> Feb 2 19:30:59 raspberrypi kernel: [ 1426.892962] cp210x ttyUSB0: >>> usb_serial_generic_read_bulk_callback - urb stopped: -32 >>> Feb 2 19:30:59 raspberrypi kernel: [ 1426.983918] usb 1-1.3: USB >>> disconnect, device number 7 >>> Feb 2 19:30:59 raspberrypi kernel: [ 1426.984264] cp210x ttyUSB0: >>> failed set request 0x7 status: -19 >>> Feb 2 19:30:59 raspberrypi kernel: [ 1426.984298] cp210x ttyUSB0: >>> failed set request 0x12 status: -19 >>> Feb 2 19:30:59 raspberrypi kernel: [ 1426.984316] cp210x ttyUSB0: >>> failed set request 0x0 status: -19 >>> Feb 2 19:30:59 raspberrypi kernel: [ 1426.985025] cp210x ttyUSB0: >>> cp210x converter now disconnected from ttyUSB0 >>> Feb 2 19:30:59 raspberrypi kernel: [ 1426.985139] cp210x 1-1.3:1.0: >>> device disconnected >>> Feb 2 19:30:59 raspberrypi weewxd[920]: ERROR weewx.drivers.vantage: >>> SerialException on read. >>> Feb 2 19:30:59 raspberrypi weewxd[920]: ERROR weewx.drivers.vantage: >>> **** device reports readiness to read but returned no data (device >>> disconnected or multiple access on port?) >>> Feb 2 19:30:59 raspberrypi weewxd[920]: ERROR weewx.drivers.vantage: >>> **** Is there a competing process running?? >>> Feb 2 19:31:03 raspberrypi weewxd[920]: ERROR weewx.drivers.vantage: >>> Unable to wake up Vantage console >>> Feb 2 19:31:03 raspberrypi weewxd[920]: ERROR weewx.drivers.vantage: >>> DMPAFT try #1; error: Unable to wake up Vantage console >>> Feb 2 19:31:08 raspberrypi weewxd[920]: ERROR weewx.drivers.vantage: >>> Unable to wake up Vantage console >>> Feb 2 19:31:08 raspberrypi weewxd[920]: ERROR weewx.drivers.vantage: >>> DMPAFT try #2; error: Unable to wake up Vantage console >>> Feb 2 19:31:13 raspberrypi weewxd[920]: ERROR weewx.drivers.vantage: >>> Unable to wake up Vantage console >>> Feb 2 19:31:13 raspberrypi weewxd[920]: ERROR weewx.drivers.vantage: >>> DMPAFT try #3; error: Unable to wake up Vantage console >>> Feb 2 19:31:18 raspberrypi weewxd[920]: ERROR weewx.drivers.vantage: >>> Unable to wake up Vantage console >>> Feb 2 19:31:18 raspberrypi weewxd[920]: ERROR weewx.drivers.vantage: >>> DMPAFT try #4; error: Unable to wake up Vantage console >>> Feb 2 19:31:18 raspberrypi weewxd[920]: ERROR weewx.drivers.vantage: >>> DMPAFT max tries (4) exceeded. >>> Feb 2 19:31:18 raspberrypi weewxd[920]: INFO weewx.engine: Main loop >>> exiting. Shutting engine down. >>> Feb 2 19:31:18 raspberrypi weewxd[920]: ERROR weewx.drivers.vantage: >>> SerialException on write. >>> Feb 2 19:31:18 raspberrypi weewxd[920]: ERROR weewx.drivers.vantage: >>> **** write failed: [Errno 5] Input/output error >>> Feb 2 19:31:18 raspberrypi weewxd[920]: CRITICAL __main__: Caught >>> WeeWxIOError: Max tries exceeded while getting archive data. >>> Feb 2 19:31:18 raspberrypi weewxd[920]: CRITICAL __main__: **** >>> Waiting 60.0 seconds then retrying... >>> Feb 2 19:32:18 raspberrypi weewxd[920]: INFO __main__: retrying... >>> Feb 2 19:32:18 raspberrypi weewxd[920]: INFO weewx.engine: Loading >>> station type Vantage (weewx.drivers.vantage) >>> Feb 2 19:32:18 raspberrypi weewxd[920]: ERROR weewx.engine: Import of >>> driver failed: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No >>> such file or directory: '/dev/ttyUSB0' (<class >>> 'serial.serialutil.SerialException'>) >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> Traceback (most recent call last): >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> File "/usr/lib/python3/dist-packages/serial/serialposix.py", line 322, >>> in open >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | >>> os.O_NONBLOCK) >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0' >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> During handling of the above exception, another exception occurred: >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> Traceback (most recent call last): >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> File "/usr/share/weewx/weewx/engine.py", line 115, in setupStation >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> self.console = loader_function(config_dict, self) >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> File "/usr/share/weewx/weewx/drivers/vantage.py", line 32, in loader >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> return VantageService(engine, config_dict) >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> File "/usr/share/weewx/weewx/drivers/vantage.py", line 2046, in __init__ >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> Vantage.__init__(self, **config_dict[DRIVER_NAME]) >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> File "/usr/share/weewx/weewx/drivers/vantage.py", line 536, in __init__ >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> self.port.openPort() >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> File "/usr/share/weewx/weewx/drivers/vantage.py", line 319, in openPort >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> self.serial_port = serial.Serial(self.port, self.baudrate, >>> timeout=self.timeout) >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> File "/usr/lib/python3/dist-packages/serial/serialutil.py", line 244, in >>> __init__ >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> self.open() >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> File "/usr/lib/python3/dist-packages/serial/serialposix.py", line 325, >>> in open >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> raise SerialException(msg.errno, "could not open port {}: >>> {}".format(self._port, msg)) >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL weewx.engine: **** >>> serial.serialutil.SerialException: [Errno 2] could not open port >>> /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0' >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL __main__: Unable to >>> load driver: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such >>> file or directory: '/dev/ttyUSB0' >>> Feb 2 19:32:18 raspberrypi weewxd[920]: CRITICAL __main__: **** >>> Exiting... >>> Feb 2 19:32:18 raspberrypi systemd[1]: weewx.service: Main process >>> exited, code=exited, status=4/NOPERMISSION >>> Feb 2 19:32:18 raspberrypi systemd[1]: weewx.service: Failed with >>> result 'exit-code'. >>> Feb 2 19:32:18 raspberrypi systemd[1]: weewx.service: Consumed 1.013s >>> CPU time. >>> >>> -- >>> 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 weewx-user+...@googlegroups.com. >>> To view this discussion on the web visit >>> 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