| 2015-12-20 21:51:32 |
Pieter |
description |
USB serial adapter detected but not working.
$ lsusb
Bus 001 Device 125: ID 1a86:7523 QinHeng Electronics HL-340 USB-Serial adapter
$ ls /dev/ttyU*
/dev/ttyUSB0
From syslog
Dec 18 09:35:23 pieter-ThinkPad kernel: [487228.018937] usb 1-1: new full-speed USB device number 126 using xhci_hcd
Dec 18 09:35:23 pieter-ThinkPad kernel: [487228.183954] usb 1-1: New USB device found, idVendor=1a86, idProduct=7523
Dec 18 09:35:23 pieter-ThinkPad kernel: [487228.183959] usb 1-1: New USB device strings: Mfr=0, Product=2, SerialNumber=0
Dec 18 09:35:23 pieter-ThinkPad kernel: [487228.183962] usb 1-1: Product: USB2.0-Ser!
Dec 18 09:35:23 pieter-ThinkPad kernel: [487228.184731] ch341 1-1:1.0: ch341-uart converter detected
Dec 18 09:35:23 pieter-ThinkPad kernel: [487228.185569] usb 1-1: ch341-uart converter now attached to ttyUSB0
Dec 18 09:35:23 pieter-ThinkPad mtp-probe: checking bus 1, device 126: "/sys/devices/pci0000:00/0000:00:14.0/usb1/1-1"
Dec 18 09:35:23 pieter-ThinkPad mtp-probe: bus: 1, device: 126 was not an MTP device
$ uname -a
Linux pieter-ThinkPad 4.3.0-040300-lowlatency #201511020949 SMP PREEMPT Mon Nov 2 14:55:33 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
Google search
http://comments.gmane.org/gmane.linux.usb.general/121851
https://bugzilla.redhat.com/show_bug.cgi?id=1235715
http://unix.stackexchange.com/questions/189896/testing-if-hl-340-works |
USB serial adapter detected but not working.
$ lsusb
Bus 001 Device 125: ID 1a86:7523 QinHeng Electronics HL-340 USB-Serial adapter
$ ls /dev/ttyU*
/dev/ttyUSB0
From syslog
Dec 18 09:35:23 pieter-ThinkPad kernel: [487228.018937] usb 1-1: new full-speed USB device number 126 using xhci_hcd
Dec 18 09:35:23 pieter-ThinkPad kernel: [487228.183954] usb 1-1: New USB device found, idVendor=1a86, idProduct=7523
Dec 18 09:35:23 pieter-ThinkPad kernel: [487228.183959] usb 1-1: New USB device strings: Mfr=0, Product=2, SerialNumber=0
Dec 18 09:35:23 pieter-ThinkPad kernel: [487228.183962] usb 1-1: Product: USB2.0-Ser!
Dec 18 09:35:23 pieter-ThinkPad kernel: [487228.184731] ch341 1-1:1.0: ch341-uart converter detected
Dec 18 09:35:23 pieter-ThinkPad kernel: [487228.185569] usb 1-1: ch341-uart converter now attached to ttyUSB0
Dec 18 09:35:23 pieter-ThinkPad mtp-probe: checking bus 1, device 126: "/sys/devices/pci0000:00/0000:00:14.0/usb1/1-1"
Dec 18 09:35:23 pieter-ThinkPad mtp-probe: bus: 1, device: 126 was not an MTP device
$ uname -a
Linux pieter-ThinkPad 4.3.0-040300-lowlatency #201511020949 SMP PREEMPT Mon Nov 2 14:55:33 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
Google search
http://comments.gmane.org/gmane.linux.usb.general/121851
https://bugzilla.redhat.com/show_bug.cgi?id=1235715
http://unix.stackexchange.com/questions/189896/testing-if-hl-340-works
---
ApportVersion: 2.19.1-0ubuntu5
Architecture: amd64
CurrentDesktop: Unity
DistroRelease: Ubuntu 15.10
InstallationDate: Installed on 2015-01-23 (331 days ago)
InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
Package: linux (not installed)
Tags: wily
Uname: Linux 4.3.0-040300-lowlatency x86_64
UnreportableReason: The running kernel is not an Ubuntu kernel
UpgradeStatus: Upgraded to wily on 2015-11-11 (39 days ago)
UserGroups: adm btsync cdrom dialout dip kismet kvm libvirtd lpadmin plugdev sambashare sudo wireshark
_MarkForUpload: True |
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