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Re: battery tester

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On Thursday 24 October 2024 03:26:06 pm tomas@tuxteam.de wrote:
> On Thu, Oct 24, 2024 at 03:21:24PM -0400, Roy J. Tellason, Sr. wrote:
> > On Wednesday 23 October 2024 09:38:04 pm Max Nikulin wrote:
> > > On 23/10/2024 21:25, Roy J. Tellason, Sr. wrote:
> > > > Connecting the device with a USB cable I see it wake up,  at which point
> > > > there's a menu on its screen.
> > > 
> > > Start "journalctl -f" as root before connecting the device. Logs may 
> > > contain some hints how to communicate with it. Perhaps "udevadm monitor" 
> > > with some options may provide more low level info.
> > 
> > I did find some info in one of the log files:
> > 
> > Oct 24 15:14:28 Workstation1 kernel: [1915052.140032] usb 7-1.4.4: new full-speed USB device number 13 using ehci-pci
> > Oct 24 15:14:28 Workstation1 kernel: [1915052.249009] usb 7-1.4.4: New USB device found, idVendor=1a86, idProduct=7523
> > Oct 24 15:14:28 Workstation1 kernel: [1915052.249012] usb 7-1.4.4: New USB device strings: Mfr=0, Product=2, SerialNumber=0
> > Oct 24 15:14:28 Workstation1 kernel: [1915052.249014] usb 7-1.4.4: Product: USB Serial
> > Oct 24 15:14:28 Workstation1 kernel: [1915052.249308] ch341 7-1.4.4:1.0: ch341-uart converter detected
> > Oct 24 15:14:28 Workstation1 kernel: [1915052.251232] usb 7-1.4.4: ch341-uart converter now attached to ttyUSB0
>                                                                                                           ^^^^^^^
> 
> There it is. Now you can try "cat /dev/ttyUSB0" and wiggle your
> tester. Perhaps it just dumps measurements out the serial?

Tried that,  and when I plug the device in and it lights up,  I select the print option.  Then it displays "print wait" on the screen and after a few seconds goes back to the menu.  Nothing comes through on the terminal.  Perhaps a baud rate mismatch?  I'll have to fiddle with it some more...
 
> (More involved tests might offer better success chances, of course :)
> 
> Cheers



-- 
Member of the toughest, meanest, deadliest, most unrelenting -- and
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M Dakin

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battery tester "Roy J. Tellason, Sr." <roy@rtellason.com> - 2024-10-20 20:00 +0200
  Re: battery tester David Christensen <dpchrist@holgerdanske.com> - 2024-10-21 03:10 +0200
  Re: battery tester Darac Marjal <lists-debian-user@bendel.debian.org> - 2024-10-21 13:50 +0200
    Re: battery tester "Roy J. Tellason, Sr." <roy@rtellason.com> - 2024-10-23 16:30 +0200
      Re: battery tester Max Nikulin <manikulin@gmail.com> - 2024-10-24 03:40 +0200
        Re: battery tester "Roy J. Tellason, Sr." <roy@rtellason.com> - 2024-10-24 21:30 +0200
          Re: battery tester <tomas@tuxteam.de> - 2024-10-24 21:30 +0200
            Re: battery tester "Roy J. Tellason, Sr." <roy@rtellason.com> - 2024-10-24 21:40 +0200
          Re: battery tester Jeffrey Walton <noloader@gmail.com> - 2024-10-24 22:10 +0200
          Re: battery tester Dan Ritter <dsr@randomstring.org> - 2024-10-24 22:30 +0200
            Re: battery tester Max Nikulin <manikulin@gmail.com> - 2024-10-25 03:30 +0200
          Re: battery tester Joe <joe@jretrading.com> - 2024-10-24 23:00 +0200
  Re: battery tester George at Clug <Clug@goproject.info> - 2024-10-22 08:50 +0200
    Re: battery tester "Roy J. Tellason, Sr." <roy@rtellason.com> - 2024-10-23 17:00 +0200
    Re: battery tester Jeffrey Walton <noloader@gmail.com> - 2024-10-23 17:20 +0200
      Re: battery tester <tomas@tuxteam.de> - 2024-10-23 20:20 +0200
      Re: battery tester Max Nikulin <manikulin@gmail.com> - 2024-10-24 04:10 +0200

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