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? (More involved tests might offer better success chances, of course :) Cheers -- t
signature.asc
Description: PGP signature
