USB is an acronym for Universal Serial Bus. The current USB standard is USB 3.0, which supports transfer speeds of up to 625MB/s. USB devices are plug-and-play.

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358 views

Conexant Modem running under Ubuntu 12.04 LTS

I've bought a USB 56k Dailup-Modem for using HylaFax later on. The Modem gets recognized by the system via lsusb as follows: Bus 006 Device 002: ID 0572:1329 Conexant Systems (Rockwell), Inc. But ...
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84 views

14.04 - USB microphone speaker device not working anymore

I own a PJP-20UR web conference microphone speaker, I have been using this USB device for ages with Linux, Windows, Mac never ever have had any issues with it. Since I upgraded from Ubuntu ...
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1k views

What is the state of the Ubuntu USB 3.0 driver

I have a device, that over USB 3.0 enumerates as a speaker and a microphone (two interfaces, each with a single endpoint) under Windows 7. However, under Ubuntu 13.04, only the speaker shows up. How ...
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331 views

Fujitsu S1300i advances document but doesn't scan

I'm using a Fujitsu ScanSnap S1300i. sudo sane-find-scanner (using sudo as a temporary workaround to minimise any permissions problems) returns: found USB scanner (vendor=0x04c5 [FUJITSU], ...
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2k views

USB 2.0 port does not work, USB 3.0 ports do work, running Ubuntu 13.04

I have 3 USB3.0 ports and 1 USB2.0 port on my Laptop (w230st clevo). Unfortunately,the USB2.0 port does not work, despite being shown on lookup with lsusb, output shown below. Strange is, that lsusb ...
3
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166 views

Why does an external USB hub show up under different USB bus/port numbers than other devices plugged into the same port?

I'm working on setting up a system where I want to have certain devices always named the same way when they are plugged into certain ports. I originally set up a udev rules file with the devices ...
3
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211 views

Installing Fritz Wireless USB Adapter

How do I install a Fritz USB wireless adapter on Ubuntu so I can access the internet? I have the software required, but I am not sure what to do next. Ubuntu version 13.04. Output of lsusb: ...
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476 views

wifi usb dongle detected but no wlan interface

I'm using ubuntu 12.04. When I insert my philips PTA01 usb wifi dongle, in dmesg i can see: [ 1181.535290] usb 2-3: new high-speed USB device number 4 using ehci_hcd [ 1181.684074] usb 2-3: New USB ...
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57 views

cherry st1044 not recognized in ubuntu 12.10

I cannot get Ubuntu 12.10 to recognize my Cherry ST1044 smart terminal reader. The terminal shows the PCSC software is installed but "no service" is also displayed in the terminal.
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1k views

Getting DVI to work through Lenovo USB Port Replicator in 12.10: Instability and getting it to use xorg.conf file

Setup: Computer is a Lenovo Thinkpad SL500 using the USB Port Replicator running LiveCD for Ubuntu 12.10. Computer has USB attachment to port replicator. Port replicator has DVI to HDMI convertor ...
3
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294 views

USB2VGA device not listed as output device

When I type xrandr the usb2vga device "Magic Control Technology Corp. (USB2VGA dongle)" does not show up. A reboot with the device plugged in doesn't change it. The kernel.log shows that it has been ...
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540 views

Unable to connect to the MTS Mblaze usb

PCEH25EN:~$ sudo apt-get install wvdial E: Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily unavailable) E: Unable to lock the administration directory (/var/lib/dpkg/), is ...
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votes
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5k views

How do I format or partition a read-only USB drive?

Whenever I try formatting my Sandisk Cruzer Glide 16GB, I get this error message on Gparted. GParted 0.11.0 --enable-libparted-dmraid Libparted 2.3 Create Primary Partition #1 (ntfs, 14.42 GiB) on ...
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385 views

How do I share USB VFAT Drive with other users?

I want to share pictures between my wife and me, on an external USB drive. The OS is ubuntu 12.04. The drive is a Western Digital 500 GB and sudo blkid /dev/sdc1 return LABEL="My Book" ...
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19 views

How to copy or (quickly-and-easily) backup a “special file”?

Wanting to try this unverified answer for this unanswered question, but not without some kind of quick-and-easy backup. Thought copy-and-paste of the /dev/bus/usb/004 folder would do the trick, but ...
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83 views

Unable to use webcams

I have 3 webcams attached to my laptop for a c++/opencv project and my program crashed. Now it keeps giving warnings that "device or resource busy". I suspect this is a OS level error. Is there any ...
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51 views

How to distinguish between identical USB's

I have this system where I have 8 USB RFID readers which I would like to distinguish from one another. Here's a snippet from lsusb Bus 002 Device 011: ID 05fe:1010 Chic Technology Corp. Optical ...
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132 views
+200

My custom udev hwdb rule doesn't work

I'm using ubuntu 14.04 installed in EFI Mode, I tried to write simple udev rule which for all external USB keyboards will map capslock for escape. I use a lot of vim and plug and unplug keyboards ...
2
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41 views

Building NAS Server and Need Guidance

I'm building a NAS and using Ubuntu as the OS. I have a few questions and need some guidance on what direction to take. I know I am asking many questions, if you can only answer one of them please ...
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0answers
65 views

Wired USB Ethernet Connection disconnecting sporadicly

first, I'm not a Linux Pro, so please forgive me if I write any nonsence :) So I have quite an unusual constellation. I'm running a Ubuntu 14.04 Virtual Machine on my Mac Pro using VMWare Fusion 6. ...
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127 views

Ubuntu 14.04 installation crashes with “???” message after selecting drive

The Gist: I have been trying to erase my disk and install Ubuntu 14.04 LTS on my laptop as my sole operating system. I can boot "Try Ubuntu" or "Install Ubuntu" from a USB stick. During the graphical ...
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296 views

Why do file transfers over USB slow down my whole computer?

Whenever I transfer large files, or large amounts of files, over USB to or from an external drive, the whole computer slows down to a crawl during the transfer. I'm using Ubuntu 14.04, but I've had ...
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143 views

Mount usb to serial adapter CANBUS and can-utils ubuntu?

I have this adapter and I'm trying desperately to mount in in Ubuntu so I can use can-utils to monitor the device but I'm failing. I'm trying to communicate with a serial to can-bus adapter in 14.04 ...
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37 views

How can I configure my USB sound card with KDE tools?

I have a USB soundcard which is detected by the system (as output in /proc/asound/cards and by lsusb). However, it is not selectable in KDE settings. It shows up in the list of sound cards, but is ...
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222 views

External PCIe USB 3.0 Controller NEC Corporation uPD720200 not recocnized since the upgrade to 14.04

I use an external USB 3.0 PCIe card. It used to work like a charm on 13.10. But ever since the upgrade to 14.04 hot-plug doesn't seem to work any more. It used to work before. Only when this card is ...
2
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91 views

Getting two USB devices to run on different buses

My objective is to get two webcams streaming simultaneously on my computer. Because of bandwidth limitations of the uvcvideo driver (or see bottom of UVC faq), I need the two webcams to be on ...
2
votes
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93 views

Assigning ehci-pci to an Epson V33 scanner instead of xhci_hcd

I have recently installed Xubuntu 14.04 on two computers. Computer A is a DELL Aptitude E5430 laptop, whereas Computer B is a home-mounted desktop, with an ASUS H87-Plus motherboard. I have been ...
2
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0answers
53 views

A reliable way of creating a bootable usb in kubuntu?

Unetbootin installs grub which then boots the system you specify. I don't like that. Linux live ISOs are directly bootable and usually contain a pre-configured grub install of their own which among ...
2
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79 views

Is there any kind of relationship between Windows and Ubuntu installation?

I've just experienced incredibly weird behavior in Ubuntu. I've written lately some questions here regarding my shitty tablet not working correctly in Ubuntu 13.10 . I've left it that way having it ...
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139 views

Can't install package libclassicclient

This is the output of "sudo apt-get install libclassicclient": user1@laptop:~$ sudo apt-get install libclassicclient Reading package lists... Done Building dependency tree Reading state ...
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78 views

Ubuntu 13.10 rdesktop issuse with local printer

I have a Ubuntu 13.10 32-bit installed on my machine. I am using rdesktop to remote into a Windows 7 Pro 32-bit machine. I have a local printer that is connected via USB to my Ubuntu machine. The ...
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50 views

How to re-initialize a USB drive after it had been disabled due to overcurrent?

I occasionally get a device descriptor read/64, error -71 on a permanently connected USB drive. It's powered by a single port, so I figure the reason for that is overcurrent and I should think about ...
2
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0answers
85 views

External HDDs don't appear until unplugged and plugged back in

I'm trying to use my Ubuntu computer as a file/media server, and I have four removable HDDs plugged in. After a fresh boot, two of them mount, or appear in fdisk or /dev/sd*, but they do appear in ...
2
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152 views

Dual boot Windows 7 & Ubuntu 13.10 wifi problems

My dual boot W7 & Ubuntu 13.10 system with ASUS PCE-N15 wireless card (on channel 1) will connect to Verizon Mifi 2200 while in W7 but not in Ubuntu. Software requests password but after entering ...
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141 views

How to run Code::Blocks from a USB Flash Drive

I have been using Code::Blocks IDE for quite some time, and I have had no problems with it until now. I have recently decided to move almost all of my programs onto a USB for portability. Eclipse ...
2
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88 views

INCONSISTENT usb write/copy speeds; cache problem?

Foremost, slow USB write/copy speeds seem to be a hackneyed topic. But this issue is one I've not seen presented elsewhere. Thanks for showing this novice your support. I'm copying the same .iso ...
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73 views

please tell me correct way to use usb_modeswitch in ubuntu saucy

I have one mobile router "hw0-2e". (https://www.nttdocomo.co.jp/product/data/hw02e/index.html )(japanese only) I want to use this by usb connection as my pc is desktop and no wifi. I know this one ...
2
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0answers
227 views

Ubuntu 13.10 USB Installation does not give Installation Type window

RETYPED FOR MORE INFORMATION I tried to install Ubuntu 13.10 (removing Windows and replacing it with Linux), but the window that asks if you want to Format the Drive, Install Alongside, or Something ...
2
votes
0answers
164 views

Apple aluminium keyboard hub is supplied to little power

I have an Apple aluminium keyboard with an integrated hub. On Mac OS X, I'm able to connect both my mouse and a USB pen drive while on Linux, the power limit is exceeded when connecting more than one ...
2
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0answers
147 views

Canon MP600 USB-connected Scanner is not recognized by sane-find-scanner

I have a Canon Pixma MP600, which is supported by xsane with pixma backend. I have Xubuntu 12.04, this is the result of sudo sane-find-scanner -v command: searching for USB scanners: checking ...
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votes
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409 views

xubuntu 13.10: automount usb sticks

I have a freshly installed Xubuntu 13.10 on the Lenovo T520 laptop. In the Settings Manager — Removable Drives and Media I have the Mount removable drives when hot-plugged and Mount removable media ...
2
votes
0answers
211 views

Ubuntu-touch reverse USB tethering

I'm trying to get internet from my Nexus 4 ubuntu-touch through the usb as described here: https://wiki.archlinux.org/index.php/Android_Tethering (this is for Android) What I cannot accomplish is to ...
2
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445 views

Ubuntu doesn't find USB device

I have an Beagle bone black connected via USB after installing some software ssh didn't work any more. Somehow the USB device is not recognized any more at all. I did try to connect my Samsung Galaxy ...
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1k views

Crashing system - how to xhci_hcd unload and only allow ehci_hcd in Ubuntu 12.04, 13.04 for debug some usb hardwares

I have few USB hardware who is using 500mA (5V) power, after reserching found that external power supply or hub was the solution but that was a waste of time, even doing external power the problem ...
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868 views

USB Ports not Recognizing Devices?

I have a particularly odd problem, that I can't seem to solve. I recently just booted Ubuntu 12.04 LTS to my Desktop, the strange thing about it is, that only the USB 3.0 ports on the front recognize ...
2
votes
0answers
497 views

iBall clarotv model T18 USB TV/FM tuner stick on Ubuntu 13.10

My Ubuntu version: 13.10, Linux image: 3.12.0-7 Recently, I got a USB TV/FM tuner stick. It is working on windows 7, But I need it in my Ubuntu, I tried most of the ways found on the web & ...
2
votes
0answers
256 views

Install wont boot up, stuck on loading text dots / restarts

Friend gave me her laptop, we agreed on Ubuntu, but I have troubles even booting up live version (see the notebook). I tried 12.04 64bit on USB stick, it does nothing, when I choose booting live ...
2
votes
0answers
114 views

How can I run a script when I unmount a particular usb drive?

I am trying to sync between a folder and usb drive, so that a) when I plug in a particular usb drive, a script runs to copy any newer files from the usb to the folder; and b) when I unmount the ...
2
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921 views

Slow USB transfer speeds

I am experiencing very slow USB transfer speeds when trying to backup files to a USB HDD. I am not entirely sure when the problem 1st occured but there was definitely a period using 12.04 where ...
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566 views

Getting Linksys N600 to work with ubuntu 13.04 (64-bit)

I decided to switch my old computer from windows to Ubuntu for my son to use and I can't get the Linksys N600 wireless adapter to work. If I type lsusb I get the following indicating that its able to ...