On Tue, 25 Nov 2025 11:07:04 +0000
Michael A Ray <[email protected]> wrote:

> 
> 
> Dan,
> 
> Here below is the text of the log created.
> 
> This might sound like a really stupid question, but I have no sighted 
> assistance here. Copilot AI is telling me the right way to enable the 
> meter for USB connectivity is to turn it on, then press the right-most 
> soft button on the row of four buttons under the display. Is that right? 
> Copilot has been known to tell me nonsense before now.

the wiki page (https://sigrok.org/wiki/UNI-T_UT612) talks about only
TX connected, perhaps there is some oddity how it communicates with
tools like sigrok-cli

> Log:
> 
> sr: [00:00.000032] log: libsigrok loglevel set to 5.
> sr: [00:00.000050] backend: libsigrok 0.6.0-git-0bc24877/4:0:0.
> sr: [00:00.000095] backend: Libs: glib 2.64.6 (rt: 2.64.6/6406:6), zlib 
> 1.2.11, libzip 1.5.1, minilzo 2.10, libserialport 0.1.1/1:0:1 (rt: 
> 0.1.1/1:0:1), libusb-1.0 1.0.23.11397 API 0x01000107, hidapi 0.9.0, 
> libftdi 1.4, librevisa 0.0.20130812.
> sr: [00:00.000108] backend: Host: x86_64-pc-linux-gnu, little-endian.
> sr: [00:00.000119] backend: SCPI backends: TCP, RPC, serial, VISA, USBTMC.
> sr: [00:00.000127] backend: Firmware search paths:
> sr: [00:00.000147] backend:  - /home/mike/.local/share/sigrok-firmware
> sr: [00:00.000156] backend:  - /usr/local/share/sigrok-firmware
> sr: [00:00.000165] backend:  - /usr/local/share/sigrok-firmware
> sr: [00:00.000173] backend:  - /usr/share/sigrok-firmware
> sr: [00:00.000181] backend:  - /var/lib/snapd/desktop/sigrok-firmware
> sr: [00:00.000210] backend: Sanity-checking all drivers.
> sr: [00:00.000224] backend: Sanity-checking all input modules.
> sr: [00:00.000233] backend: Sanity-checking all output modules.
> sr: [00:00.000247] backend: Sanity-checking all transform modules.
> srd: libsigrokdecode loglevel set to 5.
> sr: [00:00.003443] hwdriver: Scan found 0 devices (agilent-dmm).
> sr: [00:00.003455] hwdriver: Scan found 0 devices (appa-55ii).
> sr: [00:00.003464] hwdriver: Scan found 0 devices 
> (arachnid-labs-re-load-pro).
> sr: [00:00.003474] serial: No serial device specified.
> sr: [00:00.003484] asix-omega-rtm-cli: Vendor application executable: 
> omegartmcli
> posix_spawn avoided (fd close requested)
> sr: [00:00.004331] asix-omega-rtm-cli: External RTM CLI execution failed.
> sr: [00:00.004347] hwdriver: Scan found 0 devices (asix-omega-rtm-cli).
> sr: [00:00.004380] hwdriver: Scan found 0 devices (asix-sigma).
> sr: [00:00.004390] serial: No serial device specified.
> sr: [00:00.004399] hwdriver: Scan found 0 devices (atorch).
> sr: [00:00.004408] hwdriver: Scan found 0 devices (atten-pps3203).
> sr: [00:00.004540] hwdriver: Scan found 0 devices (baylibre-acme).
> sr: [00:00.004557] hwdriver: Scan found 0 devices (beaglelogic).
> sr: [00:00.004567] hwdriver: Scan found 0 devices (bkprecision-1856d).
> sr: [00:00.004576] hwdriver: Scan found 0 devices (cem-dt-885x).
> sr: [00:00.004585] hwdriver: Scan found 0 devices (center-309).
> sr: [00:00.004594] hwdriver: Scan found 0 devices (voltcraft-k204).
> sr: [00:00.004603] serial: No serial device specified.
> sr: [00:00.004616] hwdriver: Scan found 0 devices (chronovu-la).
...
> sr: [00:00.100744] hwdriver: Scan found 0 devices (voltcraft-vc960-ser).
> sr: [00:00.100751] hwdriver: Scan found 0 devices (voltcraft-vc870-ser).
> sr: [00:00.100758] hwdriver: Scan found 0 devices (voltcraft-vc96).
> sr: [00:00.100772] hwdriver: Scan found 0 devices (deree-de5000).
> sr: [00:00.100778] hwdriver: Scan found 0 devices (mastech-ms5308).
> sr: [00:00.100784] hwdriver: Scan found 0 devices (peaktech-2170).
> sr: [00:00.100790] hwdriver: Scan found 0 devices (uni-t-ut612).

^^^ it is trying ...

> sr: [00:00.100796] hwdriver: Scan found 0 devices (peaktech-2165).
> sr: [00:00.100802] hwdriver: Scan found 0 devices (voltcraft-4080).
> sr: [00:00.100808] serial: No serial device specified.
...
> sr: [00:00.131195] hwdriver: Scan found 0 devices (zketech-ebd-usb).
> sr: [00:00.131222] hwdriver: Cleaning up all drivers.
> The following devices were found:
> demo - Demo device with 13 channels: D0 D1 D2 D3 D4 D5 D6 D7 A0 A1 A2 A3 A4


                Dan


> 
> On 25/11/2025 10:43, Dan Horák wrote:
> > On Tue, 25 Nov 2025 10:28:40 +0000
> > Michael A Ray via sigrok-devel <[email protected]>
> > wrote:
> > 
> >>
> >> Hello all,
> >>
> >> I’ve been experimenting with a UNI-T UT612 LCR meter that uses the
> >> CP2110 HID-UART bridge (USB VID:PID 10c4:ea80). I’ve built libsigrok and
> >> sigrok-cli from current master, with HIDAPI detected at configure time.
> >> However, sigrok-cli --scan only shows the demo device, and the
> >> uni-t-ut612 driver appears to expect a serial port (/dev/ttyUSB*).
> > 
> > please post the output of "sigrok-cli -l 5 --scan", so we get the
> > verbose logs
> > 
> > 
> >             Dan
> >   
> >> Could someone clarify the current status of HID support for the UT612?
> >>
> >> • Has HID binding for the UT612 driver been merged, or is it still pending?
> >> • Is there a development branch or patchset I should test?
> >> • Any guidance on decoding the HID frames directly would also be
> >> appreciated.
> >>
> >> I’d be happy to test experimental code or contribute logs from my device
> >> if that helps move HID support forward.
> >>
> >> Thanks for your time and for all the work on sigrok.
> >>
> >> sigrok-cli is an absolute Godsend to me as a totally blind hacker.
> >>
> >> Mike
> >>
> >>
> >> -- 
> >> Michael A. Ray
> >> Software engineer
> >> Witley, Surrey, South-east UK
> >>
> >> He/him
> >>
> >> "Perfection is achieved, not when there is nothing more to add, but when
> >> there is nothing left to take away." -- A. de Saint-Exupery
> >>
> >>
> >>
> >>
> >>
> >> _______________________________________________
> >> sigrok-devel mailing list
> >> [email protected]
> >> https://lists.sourceforge.net/lists/listinfo/sigrok-devel
> 
> 
> -- 
> Michael A. Ray
> Software engineer
> Witley, Surrey, South-east UK
> 
> He/him
> 
> "Perfection is achieved, not when there is nothing more to add, but when 
> there is nothing left to take away." -- A. de Saint-Exupery
> 
> 


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