Universal Serial Bus (USB) establishes a connection between devices and a host computer.

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623 views

Debian Wheezy USB2 ehci_hcd

I have a friend who decided to switch to Linux from Windows. I was helping her to get up and running as quickly as possible but we ran into a problem which I can't seem to solve. She uses Debian ...
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0answers
746 views

Anti-ghosting (NKRO over USB) keyboard

I've recently bought a new keyboard and was surprised to find that it didn't work in Linux. This keyboard does strange things to handle multiple key presses (anti-ghosting, a/k/a N-key rollover) over ...
2
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0answers
54 views

Configuring Enlightened Sound Daemon

I have a single audio source specified in ALSA as plughw:1,0 (a USB microphone) and I'd like several other processes to be able to access the source simultaneously. For various reasons, each process ...
2
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0answers
405 views

lsusb outputs “Illegal Instruction” - why?

I'm trying to get a 3G USB dongle to work on a Raspberry Pi running Raspbian Wheezy, using a script called sakis3g. However, in trying to do this, I keep running into problems: when trying to connect ...
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0answers
2k views

How to retrieve sysfs devpath of a USB flash drive given its corresponding partition sysfs path?

I have a USB flash drive connected to a hub. Its storage device partition devpath in sysfs is /devices/pci0000:00/0000:00:12.2/usb6/6-1/6-1.2/6-1.2:1.0/host10/target10:0:0/10:0:0:0/block/sdb/sdb1. I ...
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0answers
116 views

Using USB 3 controller with Linux 2.6.x

I have a laptop that has an USB controller and an SD card which I believe connected to USB3. I need to do some development on a Linux version 2.6 which doesn't support USB3. Can I use USB 3 ...
2
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0answers
281 views

Making USB drives readonly on an specific USB port or for an user account

I have a Multiseat machine and the second seat has USB access from a signle port by HUB (a Keyboard and a mouse are connected to it). I need make all storages drives that is connected to to this HUB ...
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1k views

Unable to use USB through DD-WRT on a Buffalo WZR-HP-G300NH2

I have a Buffalo WZR-HP-G300NH2 and I'm trying to get USB support working. The original Buffalo-branded firmware would refuse to mount the USB drive, so I've followed what tutorials I've found for DD-...
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0answers
1k views

USB keyboard won't work with usbhid driver

I have an HP thin client (model t5325) which runs Debian Linux (kernel 2.6.22.18-1-armel). We are testing some kiosk keyboards from Operator Interface Technology which are presenting themselves to ...
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0answers
1k views

Restart USB (ehci) in Fedora 14

I am looking for a way in Fedora 14 to restart the USB system so that all USB devices disconnect and reconnect to the OS (due to some slightly dubious USB peripherals that I have no choice but to use)....
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13 views

Mac Bootable USB not showing in boot menu

So the other day I created a MultiBoot USB using SARDU (It was the only one that worked with my 4TB hard drive). I had done this on my Windows 7 and thought, "Hmmmmmm, you know what would this really ...
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38 views

Static CDC ACM device binding

I'm using a buildroot linux on IMX6 board. I have 2 CDC ACM device, a reader and a modem. My modem have always been on /dev/ttyACM0 and I want it to stay that way. The problem is that my reader is "...
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0answers
60 views

how to detect a microsoft sculpt keyboard dongle?

I recently purchased a used microsoft sculpt keyboard (with mouse) in order to use it with Linux Mint 17.3 I was hopping that it would work out of the box, instead nothing works (yes, batteries are ...
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0answers
60 views

Unable to get login prompt on /dev/ttyUSB0

I am attempting to connect a TI-89 graphing calculator as a serial terminal to a Raspberry Pi running the latest version of Raspbian. The calculator is emulating a PL2303 serial adapter at /dev/...
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0answers
74 views

identify all broken / conflicting rpm's and fix them *correctly* Fedora 23, persistent usb

Earlier today I installed Fedora 23 on a USB. After the installation was complete, I was doing the standard dnf upgrade, shell configurations, and ultimately preparations for installing the NVIDIA ...
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0answers
17 views

Bash holding onto lock of usb drive, bug?

I notice that bash seems to want to hold locks on my Truecrypt USB drive that has been accessed, even when no access process is actually occurring. When I try to mount the drive I get various "device ...
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0answers
25 views

Unable to establish PPP on USB dongle?

I have USB Dongle and i am willing to setup ppp through the dongle. I have done following steps to setup ppp. 1.When i plugged the dongle into Ubuntu 14.04. It has been detected as the Mass ...
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135 views

Loading new wlan driver

TL;DR. Two issues: can't get wlan0 working, can't get wpa_supplicant working. I compiled & installed kernel 4.4 (rev. eb4d55) with revamped rtl8xxxu support enabled. In order to compile &...
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37 views

Wireless device not showing up

So I have a Product: VNT USB-802.11 Wireless LAN Adapter. I connected it to my computer today after not having it connected for awhile and it suddenly does not show up as a network adapter. I checked ...
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0answers
94 views

Kali Linux on Acer Chromebook CB5 311

Hello i would like to install Kali Linux on my Acer Chromebook. I made a bootable USB using the acer image from this site: https://www.offensive-security.com/kali-linux-arm-images/ I enabled ...
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0answers
41 views

USB audio not working when plugged in during boot

I have a problem with the audio in my ThinkPad OneLink Pro Dock not working with Linux. I have had this problem with OpenSUSE 42.1, Tumbleweed and Fedora 23. I think I will have it with any other ...
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182 views

USB ports do not wake up from suspend to RAM

I have an AMD Athlon 5350 (desktop, not a notebook) and recently upgraded from openSUSE 13.2 to Tumbleweed (openSUSE's rolling release). After that I gave suspend to RAM another try after it had just ...
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49 views

Polling for a Bluetooth Button Push

I have a bluetooth button that I have successfully paired several times with various raspberry pi's and linux boxes. The button works as a unique doorbell and various other applications, but I have ...
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0answers
55 views

Linux - Reset Linux Foundation 2.0 root hub

I would need to reset the USB root hub on Linux. Specifically, each time lsusb is executed, the Linux Foundation's root hub with Vendor ID 1d6b is shown: # lsusb | grep 'Linux Foundation' Bus 003 ...
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38 views

ADB doesn't recognize a Samsung GT-I9000

I've connected the phone via USB. The phone is rooted, USB debugging is enabled and ADB has root access. The system is a vanilla Debian 8.3.0. lsusb: [...] Bus 002 Device 004: ID 04e8:685e Samsung ...
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45 views

How can I figure out why an HID unikey device is not being recognized by the software needing it?

I have a custom built CentOS machine. For those of you who know Vagrant, the image is at https://atlas.hashicorp.com/puppetlabs/boxes/centos-7.2-64-puppet. When I connect an HID Unikey device to this ...
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0answers
355 views

How to install DisplayLink driver on LinuxMint 17.3

I have a USB 3.0 docking station connected with my laptop having LinuxMint 17.3. I can't manage to install DisplayLink driver on it. I could make it work with Ubuntu 15.04, but with LinuxMint it wan't ...
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0answers
66 views

How to install ubuntu on live USB stick that I booted from?

I have a old netbook with single USB port and broken harddrive. I've somehow aquired a 16gb lubuntu 15.10 willy live USB. I want to use this as primary OS on my netbook. Since I don't have access to ...
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42 views

udev: Wrong symlink is made at boot time

I am trying to create a udev rule to give a static name to a ttyUSB (a FTDI USB serial cable). My rule is quite simple (the file is named 99-usb-serial.rules): KERNEL=="ttyUSB?", ATTRS{serial}==...
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100 views

Ubuntu Mint 17.2 ,USB Mouse and Keyboard sometimes only works in Safe Mode

Occasionally , when I restart the computer. The usb mouse and keyboard do not work by the time its ready to log in. They always work in safe mode, and the keyboard and mouse always works on the duel ...
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111 views

usb-device number changes over time

I am trying to use on my RP a camre usb device - Logitech, Inc. Webcam C270. When I connect it directly to the USB port of the RP, other USB devices stop working (such as WIFI device) I guess this is ...
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0answers
79 views

Why does my camera not show up in /dev although it does in dmesg? (Possible Ubuntu regression.)

A while ago I could plug in my Canon via USB and it would get mounted as an external drive. Nothing has been reconfigured in the camera, but now if I plug it in $> dmesg [103943.225623] usb 1-2: ...
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0answers
19 views

USB behavior changes when laptop is plugged

I have a USB camera (from IDS) and I wanted to plug it to my new laptop. I installed the software and everything was fine until all frames dropped. After an long investigation I finally understood ...
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0answers
133 views

Install wireless usb on CentOS 7 (VMWare)

I am very new to Linux. I have installed CentOS 7 on a virtual machine using a windows host. I am wanting to install my USB wifi dongle so it can be used on the CentOS 7 guest. (My windows does not ...
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0answers
29 views

Connect Automatically to network with authentication Without Encryption on BeagleBone Black

I'm a new user to Linux, I develop a project in which using BeagleBone Black board with Debian, in which I need connect the board automatically to open networks detected via WIFI (authentication ...
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0answers
67 views

Map non-standard hid reports to scancodes for Logitech G105 Gaming Keyboard

So, I've recently purchased the named keyboard and have been doing some reverse engineering as to how the Logitech Gaming Software does things with it. In this process I've discovered that a few magic ...
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0answers
76 views

There is no /proc/bus/usb directory

I'm running a centos VM on ESXi. Does the /proc/bus/usb directory not show up until a USB device is connected? I just added a USB controller to the VM (it previously had non) and ran lsusb: $ ...
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0answers
30 views

Can't Wireshark the USB bus: permissions

I am trying to monitor my USB traffic using Wireshark. The docs say "just do sudo modprobe usbmon". Well, that doesn't work: vorac@laptop:~$ sudo modprobe usbmon [sudo] password for vorac: vorac@...
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0answers
38 views

Booting full Linux Mint off USB on Intel Macbook pro?

I almost never post questions online but this time I couldn't find a solution to my problem. My problem is that I'm trying to boot full Linux Mint from a USB on a Macbook Pro. I was already successful ...
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0answers
73 views

USB Redirection with libvirt/virt-manager stopped working after upgrade f21->f22

I performed an upgrade from fedora 21 to fedora 22 today. I used FedUp and followed the instructions at https://fedoraproject.org/wiki/FedUp Afterwards I installed fedy and activated some tweaks (...
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0answers
27 views

How could a typical partition scheme look like on a bootable thumbdrive with uefi and diskencryption?

I am now playing with uefi and read about some kind of basics, which seem to be: Create a partition table of type GPT Create an efi partition, type fat16 in this partition create a structure like /...
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0answers
83 views

How to set ACL on a USB-device

I'm new to acl's so this is blackmagic to me. But what I have is a camera that I want to talk to. So I got a netbooted debian machine: ulf@term13:~(0)$ lsb_release -a No LSB modules are available. ...
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0answers
79 views

My udev Rule do not trigger when USB driver is connected

I trying to run a script each time a USB drive is connected to the Raspberry PI by using udev rules, but cannot get it to work. I have created a file in: /etc/udev/rules.d/85-usbthumb.rules ...
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0answers
184 views

How to configure USB serial port paramters for a Windows program running in Wine?

I have a small CNC machine that's controlled by a custom piece of Windows software over USB, and I'd like to be able to run it from Linux. The software loads up fine under Wine, but it can't see the ...
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0answers
84 views

Suspending fails when a USB mouse is connected

When I try to suspend my Ubuntu 14.04 (with KDE environment) using sudo pm-suspend it fails unless I disconnect USB devices, e.g. USB mice and flash drives. Is there a way to solve this problem?
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61 views

My usb udev rule not triggering when I do echo 0 >authorized ; echo 1 >authorized

My custom rule runs a shell command when I physically plug the USB device. /etc/udev/rules.d/85-my_stk1160_pal.rules : ACTION=="add", SUBSYSTEM=="usb", ATTR{idVendor}=="05e1", ATTR{idProduct}=="0408"...
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0answers
185 views

USB Audio detected by ALSA but not JACK?

I have a Presonus AudioBox USB device, connected to a USB 3 port, that supports both MIDI and Audio input. When I launch JACK and open the connection list from QJackCtl, I can see that the AudioBox ...
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0answers
242 views

lsusb doesn't list device names

This is what I get from lsusb: $ lsusb Bus 002 Device 002: ID 8087:0024 Bus 002 Device 001: ID 1d6b:0002 Bus 001 Device 004: ID 1bcf:2c18 Bus 001 Device 003: ID 0489:e046 Bus 001 Device 002: ...
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0answers
65 views

Can two USB RNDIS gadgets with the same IP connect to one computer's VNC servers?

I have two android gadgets set to USB tether mode, connecting to one computer. I'd like to have one gadget connect to VNC on port 5900 and the other on port 5902. When they're both connected, the ...
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0answers
96 views

Live USB - Tails tries to boot but ends up booting into Kali Linux

I have a bootable USB drive with Tails and Kali Linux on it, among others. Kali boots fine. However when I try to load Tails, it manages to get past the Tails loading screen but then the Kali logo ...