You are not logged in.
Hi,
After update arch to latest version I have problem with detecting serial-device at all.
`lsusb` will detect new device as show in output:
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 5986:0706 Acer, Inc ThinkPad P50 Integrated Camera
Bus 001 Device 003: ID 8087:0a2b Intel Corp. Bluetooth wireless interface
Bus 001 Device 010: ID 1a86:7523 QinHeng Electronics CH340 serial converter
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Output from `udevadm monitor` after insert NodeMCU device into USB:
KERNEL[1724.115500] add /devices/pci0000:00/0000:00:14.0/usb1/1-2 (usb)
KERNEL[1724.117342] add /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0 (usb)
KERNEL[1724.117433] add /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/ttyUSB0 (usb-serial)
KERNEL[1724.118562] add /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/ttyUSB0/tty/ttyUSB0 (tty)
KERNEL[1724.118626] bind /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/ttyUSB0 (usb-serial)
KERNEL[1724.118682] bind /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0 (usb)
KERNEL[1724.118975] bind /devices/pci0000:00/0000:00:14.0/usb1/1-2 (usb)
UDEV [1724.138890] add /devices/pci0000:00/0000:00:14.0/usb1/1-2 (usb)
UDEV [1724.144230] add /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0 (usb)
UDEV [1724.150380] add /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/ttyUSB0 (usb-serial)
UDEV [1724.158206] add /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/ttyUSB0/tty/ttyUSB0 (tty)
UDEV [1724.161970] bind /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/ttyUSB0 (usb-serial)
UDEV [1724.164206] bind /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0 (usb)
UDEV [1724.174876] bind /devices/pci0000:00/0000:00:14.0/usb1/1-2 (usb)
KERNEL[1724.399415] remove /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/ttyUSB0/tty/ttyUSB0 (tty)
KERNEL[1724.399523] unbind /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/ttyUSB0 (usb-serial)
KERNEL[1724.399583] remove /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/ttyUSB0 (usb-serial)
KERNEL[1724.399654] unbind /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0 (usb)
UDEV [1724.404250] remove /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/ttyUSB0/tty/ttyUSB0 (tty)
UDEV [1724.408004] unbind /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/ttyUSB0 (usb-serial)
UDEV [1724.411673] remove /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/ttyUSB0 (usb-serial)
UDEV [1724.415146] unbind /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0 (usb)
KERNEL[1725.557895] add /devices/virtual/input/input26 (input)
KERNEL[1725.558048] add /devices/virtual/input/input26/event18 (input)
UDEV [1725.561403] add /devices/virtual/input/input26 (input)
UDEV [1725.613222] add /devices/virtual/input/input26/event18 (input)
Please help.
Offline
UPDATE:
After some searching I've found that some guys having a same issue with CH340.
Problem was in 'brltty' library that is using 'orca' application and it's udev rules.
Uninstalling 'orca' with 'brltty' have solved my issue.
Thanks
Offline