Questions tagged [lsusb]
16 questions
10
votes
0 answers
USB hubs that actually implements Hub Port Power Control?
No USB hub I have tried actually seems to support "Hub Port Power Control" properly that is required for USB 2.0 compliance.
The USB 2.0 standard states that :
Self-powered hubs may have power switches that control delivery of
power downstream…
Joakim Söderberg
- 211
8
votes
1 answer
The naming convention of folders in `/sys/bus/usb/devices/`
I am trying to understand the relation between the Linux folder names in /sys/bus/usb/devices/ and the output of lsusb -t.
On my machine, the lsusb shows this:
In the /sys/bus/usb/devices/, there are:
What's the naming convention of these…
smwikipedia
- 713
- 2
- 17
- 34
4
votes
1 answer
lsusb: unable to initialize libusb: -99
When I try to run lsusb I get the following error:
$ lsusb
unable to initialize libusb: -99
System details:
OS: CentOS 6.5
Kernel: 2.6.32-431.1.2.0.1.el6.x86_64
Installed: libusb-0.1.12-23.el6.x86_64
…
Jonathon Reinhart
- 3,514
3
votes
1 answer
External SSD is recognize only with lsusb
I've an external SSD with an encrypted mx-linux-19-live on it. When i boot on it, it's ok; but when i am on my installed mx-linux system, i can't mount the usb drive.
lsusb diplay it : (device 009)
Bus 002 Device 009: ID 1de1:1101 Actions…
aldek
- 33
- 5
1
vote
1 answer
USB drive detected as a char device (not block device) on Linux?
I have a Kingston's DataTraveler SE9 (8G, SerialNumber: 0014785448B4BCA13728002A), and I myself am running Pop!_OS, and I can't seem to figure out why it's not being detected. Not in a Windows system either. It's not detected in GNOME's disks…
zombiesauce
- 129
1
vote
1 answer
Script to eject usb disk from task scheduler on Synology nas?
I would like to be able to eject a certain disk from the task scheduler. I can find out which disk I want to eject with the lsusb -ciu command. If for example I want to eject disk 5-1.2, how could I do it?
I have tried some scripts that I have seen…
PlayerWet
- 138
1
vote
0 answers
list of USB ports when USB devices are not plugged
I need to identify all USB ports on a Linux system without knowing in advance whether USB devices are plugged into them.
If a USB device is plugged into a port, by running lsusb -t I get the usb device hierarchy, where the port value is unique to…
Ricky Robinson
- 179
1
vote
0 answers
tp-link wn722n doesnt appear in lsusb in kali linux not running in virtual box
Today i bought a tp-link TL-WN722N for my kali machine
but when i plugged it into it, it doesnt appeared in wlan0. So i checked the lsusb and it also isnt there.
Bus 002 Device 002: ID 2357:010c
Bus 002 Device 004: ID 05c6:f00e Qualcomm, Inc.
Bus…
jake
- 11
1
vote
4 answers
Find which device node an entry in lsusb output corresponds to
I need to use lsusb to determine the type of USB connection my USB has to know if dd is working at full speed. I read that to do this I need to use lsusb -t, but the output doesn't tell me which device node each entry corresponds to. How do I figure…
Melab
- 1,219
0
votes
1 answer
Can I tell what udev rule a device is using?
I'd like to edit the way a device is created on my Ubuntu 14.10 box.
Device: USB UART
File: /dev/ttyUSB0
Is there any way to find out what udev rule created this? Or do I just write a new one and hope for the best?
lsusb
user@localhost:~$…
Eric Fossum
- 571
- 1
- 6
- 16
0
votes
1 answer
Getting Kinect Serial on Ubuntu
I connected a new Kinect (XBOX 360) to my Ubuntu 12.04 Machine. Using lsusb I tried to find the serial number of the Kinect device. But I get the following output:
iManufacturer 2 Microsoft
iProduct 1 Xbox NUI Camera
iSerial…
Simson
- 141
0
votes
1 answer
Determine the capacity of a died USB thumb drive from the output lsusb
One of my USB thumb drives died: when I insert it into the USB socket in a Debian computer, the drive powers up and then powers down within a second or so. The only diagnostics I was able to get during this second is this:
# lsusb -vvvvvvvvv -d…
user1236854
0
votes
0 answers
How can I debug a USB keyboard peripheral that should mount a v-drive?
In general, what can I do to debug a USB peripheral with onboard memory? Am I able to access/overwrite the onboard memory?
I have a keyboard foot pedal (Kinesis Savant Elite2 triple pedal) that has been misbehaving (more or less bricked). The way…
0
votes
1 answer
NO USB detected on Ubuntu 18.04 LTS
I am new to linux system and encountered several frustrated issues. Trying to list usb devices connected to my system and see what name /port is associated to each bus, and as i have seen many post where showing a list of usb buses on their…
0
votes
0 answers
Connect a USB hub in Poky
Running a Poky/Yocto distribution on a HW platform with a Renesas R-Car. I have a USB peripheral connected and when I dmesg I get this -
[ 121.481489] usb 1-1: new full-speed USB device number 2 using xhci-hcd
I just want to monitor traffic on it.…
