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

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Install Arch(Bang) - Create Usb - Uefi

I am pretty new to Linux and want to install ArchBang-Linux, but I fail at creating a bootable USB-Stick. Can someone explain this procedure to me in a little more detail? ...
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209 views

Wireless Ad Hoc NAT

I got "OURLiNK 802.11n" mini USB wifi adapter for my Raspberry Pi, but I also would like to use it w/ my Scientific Linux 6.1 $ cat /etc/redhat-release Scientific Linux release 6.1 (Carbon) $ ...
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480 views

w_scan: no data from PAT

I'm using w_scan to get channel list for my DVB-T stick. But despite channels being found, channels.conf file is empty. I suspect Info: no data from PAT has something to do with this. I know the ...
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913 views

Changing mode preference (1x/EVDO/Hybrid) for USB modem

Device in question - Huawei HC156 (what it says on the packaging)/HC1260 (what it says in lsusb). I CAN connect to the internet with it, but I can't change modes between 1x, EVDO, Hybrid. The option ...
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466 views

RT2800USB wireless adapter stops scanning

I have a Linux machine, and I'll switch between using an RTL8187 based card, and a RT2800USB based card (the cards are both USB dongles by the same manufacturer). I've loaded the drivers for both ...
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2k views

WD MyBook 3TB - Gparted failed & HDD partitions recovery?

I have this new WD MyBook external HDD (USB 3.0/2.0); I created 3 partitions all of them ext3 type (~1 TB | ~1 TB | ~750 GB) I loaded lots of files all the partitions were like ~30% full on each, and ...
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21 views

One single /dev/ttyACM for multiple composite devices (USB-Serial) connected to a hub

When I connect multiple composite devices to a USB hub, and then connect the hub to my laptop(running Fedora 21), I can see only one /dev/ttyACM* file. When I connect these devices directly into ...
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23 views

USB controller does not work correctly under Fedora 21

I've recently installed Fedora 21 on my workplace machine but i'm having a hard time getting one of the USB 2 controllers to work correctly. The problem is that any devices plugged in (i have tried ...
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26 views

Linux Driver for USB “reverse” mass storage device

I'm developing a USB device that I want to read and write in virtual filesystems that are in my computer. Basically the device needs to be able to read, write and get the virtual filesystem size. Some ...
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18 views

WIFI over SDIO over USB - Do I have to reflect that in the device tree?

I am currently extending an embedded hardware platform which runs a linux kernel 3.16. I want to connect an external SDIO controller to the USB bus, and then run a WIFI module using that SDIO ...
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21 views

Redirecting USB scanner to windows machine

We have a Linux thin client that connects to the Windows terminal server via RDP. We need to redirect USB scanner that plugged to the Linux machine to the Windows terminal server. What is most ...
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12 views

USB drives un-mounts and remounts to different mount point

I use PLEX and Sickrage to manage and play video content. My video content is on a USB drive, which is mounted to /media/series. For whatever reason, at some stage the USB drive would be un-mounted ...
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97 views

usbfs: process 25093 (pool) did not claim interface 0 before use

I recently got a new phone, a Moto G 2nd Gen. I am running Debian Jessie on kernel 3.16.0-4-amd64 libmtp 1.1.8-1 libusb-1.0-0 2:0.1.12-1 gvfs 1.22.2-1 When I plug it in, it appears to be fine. ...
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33 views

Mouse stutter on Thinkpad OneLink Dock Pro

I am on a Lenovo Thinkpad Yoga (S1) running OpenSUSE Tumbleweed (kernel 3.19) and am trying to use my OneLink Pro docking station for said device. Unfortunately the performance of the mouse through ...
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40 views

How to make OS to mount USB as user

In debian jessie KDE, when I plug USB stick and click it in dolphin (it mounted automatically), stick mounted as root, while I am using standard user account. So I need to get superuser to manipulate ...
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28 views

Does udev only check for matches on the first remove event?

ACTION=="add|remove",SUBSYSTEM=="tty", ATTRS{idVendor}=="XXXX", ATTRS{idProduct}=="XXXX",SYMLINK+="device", RUN+="/home/alvin/udev/test.sh" This is the command that works on add ...
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32 views

USB dongle undetected on Linux Mint

I'm facing a peculiar problem on my Linux Mint laptop for the last week. I have a ZTE AC2726 USB dongle with service provider reliance (netconnect broadband+). The same dongle works well on my ...
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180 views

Testing if HL-340 works

I have Kubuntu 14.10 development workstation and recently I have bought a pair of QinHeng Electronics HL-340 USB-Serial adapter via eBay. HL-340 is USB<---->Serial adapter and it is recognized by ...
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24 views

FTDI FT2232H time setting

I used FTDI FT2232H in MPSSE mode, running it at 30MHz(maximum speed) clock rate and Latency Timer is 255, I have downloaded libraries from below link and compiled with my App. code: ...
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25 views

usbmount mounted lots of USBs when I only have 2

So I installed usbmount on my raspberry pi and it mounted: usb0, usb1, usb2, usb3, ... usb7, but I only have 2 pen drives connected. The other 2 USB ports are being used to a wireless receptor and a ...
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41 views

Can't access multiple USB channels

In OpenBSD I have a 3G minipcie (USB) modem, that has multiple non multiplexed USB channels. dmesg output: umsm0 at uhub4 port 1 configuration 1 interface 0 "Sierra Wireless, Incorporated AirCard" ...
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40 views

tar causes USB disconnects & reconnects

I'm experiencing a very weird behavior on a device running Linux 2.6.24.6. The device has an SD-Card and USB-ports. If I plug a USB Stick/HDD into a USB port and run the following: tar -cf test.tar ...
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40 views

Connecting MiFi via USB and usb_modeswitch

A bit of background: I have a E586 MiFi. (You can insert a SIM card and connect to it either via wireless or via USB.) My SIM card is a German Vodafone Ultracard, i.e. it is assigned to the same ...
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21 views

usb drive not working on c710-2487

I am trying to figure out why my c710-2487 chromebook won't recognize the USB stick with Ctrlu. I'm trying to boot bodhi from the USB. I have followed all of the instructions but it still seems like ...
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144 views

Installing Kali Alongside Windows 8.1 Error

I tried to install Kali but it would not boot, however Ubuntu booted successfully, it's just Kali that won't boot. I make it to the menu where I select what I wish to do like "Live, Install etc" but ...
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39 views

USB HID works well in Bios and Grub, but doesnt work in Linux

I have a combined USB device with a touchscreen and a keypad. When I plug it into my Linux Laptop the keypad and the touchscreen get both recognized at boot level, I can see both status LEDs turn on ...
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101 views

Debian install no CD-Rom found on Thinkpad X220

im currenty having the problem that the Debian installer wont detect my USB I have a Thinkpad X220 UEFI BIOS version somewhere around 2011 I will explain what I did here: I installed Windows 7 I ...
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58 views

Trying to understand the wacom tablet plugging in usb causes kernel panic

First, I realise that askubuntu exists, but a kernel panic is probably more GNU/Linux (kernel and low-level system programs) than distro specific. So I already have a solution to mitigate the kernel ...
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195 views

Jabra BIZ 2400 USB HeadSet doesn't output sound

I'm trying to get my Jabra BIZ 2400 USB HeadSet working on my Debian Jessie install, but I get nothing from the headphones. I've installed Audacity to test things and it will record audio, but then ...
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93 views

Setting up ZTE E137 modem in Opensuse 13.2

how can i set up a ZTE E137 modem in my opensuse 13.2 installed in my workstation/pc. i have used a usb stick to install modem manager into opensuse 13.2 but logs for modem-manager read it cannot ...
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35 views

bootable usb creator without default bootloader

I want a program (a linux command is more preferable) to create a bootable usb drive but all the programs which I have seen have a default bootloader which they install but I want the bootloader in ...
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54 views

nm-applet (the little computer) does not show up in my system tray after a fresh install of Debian Jessie Beta 2

I just installed Jessie Beta 2 using the amd64 DVD images, rather than netinst images, and fresh out of the box, nm-applet doesn't show up in the system tray. The little computer right next to the ...
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131 views

[SOLVED]Problem printing on USB Printer Canon iR1022A

I have connected a Canon iR1022A printer via USB to my Xubuntu 12.04.the OS tries to install it but i doesnt find the driver.I find the driver manually on the system Canon iR1018-1020-1022 but i ...
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428 views

device descriptor read/64, error -71

I have problem with USB ports on MSI WIND laptop. I have FC17 installed and usb printer sometimes not responds. If I replug a printer in USB port - it's working. Tried to change usb cable and printer ...
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44 views

Want to setup a dropbox sync drive

Is there way to setup a small computer, or raspberry pi, etc. to hold a hard drive, sync it with dropbox and allow access (even if just read only) to the drive through USB to another device/computer? ...
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132 views

Why isn't this “external” harddrive showing up?

I have an "External harddrive to USB adapter" that's giving me trouble. It shows up if I run lsusb (unrelated devices ignored): Bus 002 Device 013: ID 152d:2338 JMicron Technology Corp. / JMicron USA ...
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66 views

How to modify rights automatically when I plug a usb device ?

I am running CentOS 6.6. I need to get specific rights (666) on /dev/bus/usb/... when I plug a specifc usb board (Digilent FPGA board). Otherwise my software complains about LIBSUB_ERROR_ACCESS. It ...
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5 views

scanjet 3670 does not work with usb 3

My SCAN-JET 3670 does not work with USB 3 properly. It works intermittently. Sometimes works after reboot once or twice and then stops. Sometimes I get a blurred or stretched image.
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98 views

How to measure power consumption of a USB device?

The title says it. It has been asked how much power a port can deliver, but I do not need that. I need to get the power consumption of a plugged-in device in real time. This question was left ...
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146 views

TP-Link TL-WN822N USB wifi stopped working after kernel upgrade

I downloaded and compiled the last kernel from git (3.18). Installed it and all the modules. But now the USB wi-fi adapter doesn't work. The kernel can see it: #lsusb -v Bus 001 Device 003: ID ...
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10 views

OpenSuse 11.1 Keyboard Issuses

Im having some repeat issues with my keyboard being unresponsive. Im using opensuse 11.1 with a 2.26.27* kernal and it seems to be getting worst. When the keyboard dies (although the mouse works) , ...
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275 views

libfreenect2 - libusb -99 error

I need some help, when I am running protonect, the IR blaster go on but no frame is captured. It's some sort of libusb error. Running on Mavericks, with an express card adapter with "Nec µPD720202" ...
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21 views

Recovering windows boot files to pendrive

Here's my problem, i recently installed linux mint on my laptop so now i don't have to use it on my gaming pc. However when burn windows image on pendrive and try to boot it i only get a grub recovery ...
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233 views

Unable to install CentOS 7

I have been trying to install CentOS 7 on a computer with no success so far. I am able to boot the live USB media, but the problem is the CentOS installation referring the HDD always as /dev/sdb. No ...
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62 views

unitek nec upd720200 not detected

I've decided to buy an USB3.0 controller on PCI for my debian machine. I did a short research and it appeared that NEC chips will be fine. I've bought Unitek NEC UPD720200 and I does not work: I ...
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33 views

So, apparently i toasted this USB Thumbdrive, but is there still hope?

I'm having trouble with a USB thumbdrive which isn't recognizable under OSX Disk Utility. Device is not popping up, nor any partitions. Needless to say this is occuring on all USB ports and even on a ...
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268 views

unable to format usb drive

I'm trying to read an usb drive that until a few day ago seemed to be perfectly working. Today windows started to be unable to access or modify its content. Trying to reformat it with linux (arch ...
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59 views

Getting output from vivopay-serial converter

First off, I am new to linux so please excuse my ignorance. I'm trying to read output from idtech's ViVOpay Vend III in linux. The device claims it interfaces with USB and RS-232. I currently have ...
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477 views

Wireless 3g dongle not mode-switching successfully

Lots of wireless 3G dongles have 2 modes they can operate in; storage mode where they mount like a USB thumb drive and which usually contains Windows drivers for the device, and communication mode. ...
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149 views

Not receiving any data from ACM device

I am unable to receive any data from a CDC-ACM device on my embedded Linux device. My Linux embedded device is running kernel 2.6.16.11 and has a armv5tejl processor. When plugged in, I see the ...