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QDX - stops on 10m after a few seconds


 

Hello there :)


I built a QDX (PCB Rev 5 and firmware 1_10) for 20, 17, 15, 12, 11 and 10m (12 volts version) that works well (rx & tx) on 15m, but fails running on 10m.

The QDX is connected to a Debian Bookworm system.

For me it looks like QDX usb resets as soon as it starts transmitting.

/var/log/syslog right after booting the system:
024-03-13T07:28:21.281069+01:00 lab kernel: [ 1.404372] usb 1-4: New USB device found, idVendor=0483, idProduct=a34c, bcdDevice= 1.00
2024-03-13T07:28:21.281069+01:00 lab kernel: [ 1.404378] usb 1-4: New USB device strings: Mfr=1, Product=2, SerialNumber=0
2024-03-13T07:28:21.281073+01:00 lab kernel: [ 1.404379] usb 1-4: Product: QDX Transceiver
2024-03-13T07:28:21.281073+01:00 lab kernel: [ 1.404381] usb 1-4: Manufacturer: QRP Labs
...
024-03-13T07:28:21.281238+01:00 lab kernel: [ 2.636203] cdc_acm 1-4:1.0: ttyACM0: USB ACM device
2024-03-13T07:28:21.281242+01:00 lab kernel: [ 2.636255] usbcore: registered new interface driver cdc_acm
2024-03-13T07:28:21.281242+01:00 lab kernel: [ 2.636259] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters


7:40 torsten@lab:~$ sudo ls -l /dev/ttyAC*
crw-rw---- 1 root dialout 166, 0 13. M?r 07:28 /dev/ttyACM0
07:41 torsten@lab:~$


WSJTX error-message:
Hamlib error: write_block():1077 failed -1 - Input/output error
ic10_transaction: called cmd='IF;', len=3, data=0x7ffa789f33d0, data_len=0x7ffa789f3384
rig_flush: called for serial device
read_string_generic called, rxmax=4095 direct=1, expected_len=1
read_string_generic(): read failed, direct=1 - Input/output error
tcflush
write_block():1077 failed -1 - Input/output error
ic10_transaction: called cmd='IF;', len=3, data=0x7ffa789f33d0, data_len=0x7ffa789f3384
rig_flush: called for serial device
read_string_generic called, rxmax=4095 direct=1, expected_len=1
read_string_generic(): read failed, direct=1 - Input/output error
tcflush
write_block():1077 failed -1 - Input/output error
IO error
)
1:rig_get_vfo: elapsed=1ms
1:rig.c(2991):rig_get_vfo returning(-6) IO error

IO error
IO error
while getting current VFO



/var/log/syslog after the error:
2024-03-13T07:17:23.028955+01:00 lab kernel: [41902.754569] usb usb1-port4: disabled by hub (EMI?), re-enabling...
2024-03-13T07:17:23.028974+01:00 lab kernel: [41902.754583] usb 1-4: USB disconnect, device number 2
2024-03-13T07:17:23.074877+01:00 lab kernel: [41902.804441] usb 1-4: cannot submit urb (err = -19)
2024-03-13T07:17:23.074926+01:00 lab kernel: [41902.804538] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 1 ep 5 with no TDs queued?
2024-03-13T07:17:23.074929+01:00 lab kernel: [41902.804551] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 1 ep 6 with no TDs queued?
2024-03-13T07:17:23.076888+01:00 lab kernel: [41902.804632] usb 1-4: Unable to submit urb #2: -19 at snd_usb_queue_pending_output_urbs
2024-03-13T07:17:23.076918+01:00 lab kernel: [41902.804800] usb 1-4: cannot submit urb 0, error -19: no device
2024-03-13T07:17:23.076921+01:00 lab kernel: [41902.804810] usb 1-4: cannot submit urb 0, error -19: no device
2024-03-13T07:17:23.079146+01:00 lab pulseaudio[1953]: Could not recover from POLLERR|POLLNVAL|POLLHUP and XRUN: Daten¨¹bergabe unterbrochen (broken pipe)
2024-03-13T07:17:23.083795+01:00 lab pulseaudio[1953]: Could not recover from POLLERR|POLLNVAL|POLLHUP and XRUN: Eingabe-/Ausgabefehler
2024-03-13T07:17:23.356935+01:00 lab kernel: [41903.082794] usb 1-4: new full-speed USB device number 4 using xhci_hcd
2024-03-13T07:17:23.504901+01:00 lab kernel: [41903.232739] usb 1-4: New USB device found, idVendor=0483, idProduct=a34c, bcdDevice= 1.00
2024-03-13T07:17:23.504930+01:00 lab kernel: [41903.232755] usb 1-4: New USB device strings: Mfr=1, Product=2, SerialNumber=0
2024-03-13T07:17:23.504933+01:00 lab kernel: [41903.232761] usb 1-4: Product: QDX Transceiver
2024-03-13T07:17:23.504934+01:00 lab kernel: [41903.232765] usb 1-4: Manufacturer: QRP Labs
2024-03-13T07:17:23.508949+01:00 lab kernel: [41903.235416] cdc_acm 1-4:1.0: ttyACM1: USB ACM device
2024-03-13T07:17:23.513661+01:00 lab mtp-probe: checking bus 1, device 4: "/sys/devices/pci0000:00/0000:00:14.0/usb1/1-4"
2024-03-13T07:17:23.513836+01:00 lab mtp-probe: bus: 1, device: 4 was not an MTP device
2024-03-13T07:17:23.546437+01:00 lab systemd[1936]: Reached target sound.target - Sound Card.
2024-03-13T07:17:23.546901+01:00 lab systemd[795]: Reached target sound.target - Sound Card.
2024-03-13T07:17:23.549359+01:00 lab mtp-probe: checking bus 1, device 4: "/sys/devices/pci0000:00/0000:00:14.0/usb1/1-4"
2024-03-13T07:17:23.549495+01:00 lab mtp-probe: bus: 1, device: 4 was not an MTP device


As you can see the port changed from /dev/ttyACM0 to /dev/ttyACM1, and its not recognized correctly anymore. Also the "Soundcard"-devices aren't available anymore ... sometimes the input device "survived", but the output-device is gone each time.


Any hints what to do/test?


Cheers,
Torsten

--
vy 73 de Torsten | DO4TE

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