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

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Make laptop to wake up by keyboard and mouse

The only way I can wake up my laptop (HP Elitebook 8460p) from suspend is by pressing the power button. Neither the built-in keyboard/mouse nor the external ones (connected via USB) wake the laptop ...
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votes
6answers
7k views

Disable USB power for USB controlled power strip

I have a USB controlled power strip that has a single usb port. If my computer is turned on and connected via usb to the power strip, the power strip will provide electricity to all the sockets. I ...
5
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1answer
2k views

Problem installing Debian wheezy from USB stick

I try to install Debian wheezy on my IBM ThinkPad X40 2372-CTO via USB stick. First i do zcat boot.img.gz > /dev/sdb with this image. After that i do cp debian-*-netinst.iso /mnt/sdb with this ...
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1answer
14k views

How to use Linux kernel driver bind/unbind interface for USB-HID devices?

First background. I am developing a driver for Logitech game-panel devices. It's a keyboard with a screen on it. The driver is working nicely but by default the device is handled by HID. In order to ...
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vote
1answer
1k views

Flash drive won't boot or mount after trying to create installation medium

I have a 1GB USB flash drive which I wanted to use as an installation medium for Linux distros. My first experiment was to be installing Arch on an old laptop (old enough that if I really messed it ...
5
votes
1answer
2k views

USB 3.0 ports not working

I have a Sager NP8130 notebook with two USB 3.0 ports which I cannot get to work in any linux distros I've tried. The distros I've tried so far are the latest 64-bit (where available) versions of the ...
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2answers
854 views

USB2.0 device not recognized anymore

I have a Ubuntu 10.10 (x86) system which I use to test GNU Radio applications. I have successfully been using a USRP1 with a USB2.0 connection for some time now, yet at some point yesterday it appears ...
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3answers
7k views

Automount USB drives with no GUI requirement (halevt replacement)

For minimal installations of Debian, I have been using halevt to enable automounting of USB drives. Halevt is reliable and requires no configuration aside from installing the package. Now, halevt has ...
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3answers
3k views

USB performance/traffic monitor?

First of all, I found a similar question but it doesn't really solve my problem. I am trying to discover if the USB bus for a device I am using is the bottleneck in my program. How can I monitor a ...
5
votes
1answer
4k views

Unable to boot Chromium OS from USB drive

I have tried both my own builds of Chromium OS and Hexxeh's daily Vanilla builds, and neither work. I copy them over to my flash drive, but when I try to boot from it, nothing happens except my ...
3
votes
1answer
296 views

Linux kernel support for USB gamepads?

I've got an old Logitech USB gamepad that worked well under both Windows and Mac OS X. That is, the gamepad was totally "plug and play" for games run by a Super Nintendo emulator (SNES9X). Does Linux ...
3
votes
1answer
2k views

What is the best touch screen kiosk solution?

I'm a web developer and I'm looking for the best stripped-down linux experience that provides a full-screen experience for touch screens. I'll be looking for: a robust experience that stops people ...
3
votes
2answers
1k views

How to get vodafone mobile connect (or equivalent) working reliably on debian squeeze

I got a Vodafone K3760 at some point in Debian/Lenny's lifetime, for use with a Lenovo S10e. I installed (from the Vodafone BetaVine site) usb-modeswitch 0.97 and vodafone-mobile-connect (VMC) ...
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6answers
1k views

Best distro for USB [closed]

What would be the best distro for running off a USB, tried with ubuntu but it was too slow because of I/O. Would it be possible to run it from memory so it it's faster or would that make initial ...
1
vote
1answer
632 views

CCD cam to USB - AV grabber for linux

I was wondering if there is an AV Grabber that supports Linux. I have IC-348 model I.C.U (international camera unit) camera made in P.R.C, which uses a Sony CCD 420TVL. I want to grab the video output ...
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5answers
29k views

How to reconnect a logically disconnected USB device?

It is possible for a USB storage device to become logically disconnected: the device is still plugged in, but is invisible from the operating system (e.g. it's not listed under /proc/bus/usb). Maybe ...
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votes
2answers
10k views

How to re-mount a USB stick after unmounting from Nautilus without disconnecting it?

I find that in order to re-mount a USB stick, I have to physically disconnect it, and then re-connect it. How can I do this without such tiring physical action?
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1answer
1k views

How to be notified when a USB device was plugged in?

My system has to auto-mount USB devices; how can I be notified when a USB device is plugged in? Where can I read more about this subject? I would like to handle this problem via C or a shell script. ...
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votes
2answers
2k views

udev rules don't appear to be working

I'm running Arch Linux on my server, and I need to let users of the group usb access my weather station. Here's my rule: /etc/udev/rules.d/usb-70.rules SYSFS {idVendor} == "1941", SYSFS {idProduct} ...
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4answers
44k views

How to install Debian from USB? (Using full size image not netinstall)

I learned of a way to install Debian from USB using the netinstall image, which is fine. However it means I have to spend hours and hours downloading packages to do the install. Is there a way I can ...
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vote
2answers
259 views

How to get the maximum info for a USB drive by looking at the debugfs output?

I inserted an usb into my Fedora 11 PC. Gave a mount command and the output was as shown below: /dev/sdc1 on /media/8d079aad-038c-4667-9186-e21bed0928d5 type ext2 (rw,nosuid,nodev,uhelper=devkit) ...
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2answers
10k views

What happens when a USB drive is plugged in?

What is the flow of USB events from kernel space to user space? I get a popup on my desktop when I plug in a USB drive -- what is the sequence of events that leads from detecting the new USB drive to ...
5
votes
1answer
692 views

How to understand Hot plugin mechanism for a USB in an Android stack?

I want to know where I could get some material to study USB hot plug-in mechanism in Android Stack. I tried googling many a times, but din't find anything useful.
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votes
2answers
5k views

Formatting external drive in CentOS previously used on OS X

I have a USB key they I want to use on a CentOS box. The USB key was previously used on OS X so I want to erase it to make it writable by CentOS. Can someone help me with the commands I need to run? ...
3
votes
1answer
413 views

`power/persist` file not found in USB device sysfs directory

The file /usr/share/doc/linux-doc/usb/persist.txt.gz mentions that the USB-persist capability can be enabled for a given USB device by writing 1 to the file persist in that device's directory in ...
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votes
2answers
8k views

How to avoid powering down certain USB devices when a machine is suspended

I'd like to maintain power supply to a USB-powered drive when the system goes into suspend (AKA S3 or "suspend-to-RAM") mode. Normally the power is cut while the machine is suspended, which causes it ...
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1answer
1k views

USB Ubuntu with whole-disk encryption

Is it possible to create a single-user USB installation (with persistence) of Ubuntu Linux such that the entire USB stick is encrypted and requires a passphrase at boot time? Is there an online ...
5
votes
3answers
922 views

Light up a LED through USB

Hey, so I'm just playing around with a usb cable and an LED. I plugged in the usb to my computer and connected ground with the LED ground and the last usb pin (+) to the LED. It stays lit bright. I ...
6
votes
1answer
1k views

What would cause “crossover” between two USB2 webcams when using motion?

I am using the Motion package for linux to act as a security system with two Microsoft LifeCam HD-5000 webcams. In general it's working very well but I'm experiencing a weird issue. Every now and then ...
6
votes
2answers
2k views

Creating bootable usb stick with NetBSD installer on Linux

How can I create bootable usb stick with NetBSD installer on Linux? I tried to use UNetBootin, but on download list there is only 4.0 version and when I select my ISO with 5.1 version it doesn't work ...
3
votes
2answers
5k views

Is it possible to make a Microsoft LifeCam HD-5000 work under linux?

I am trying to set up a virtual machine which will act as a home security system. (If you've chatted with me in The Tavern, you may know why...) I purchased two USB webcams (Microsoft LifeCam HD-5000) ...
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votes
3answers
2k views

Fake serial number of USB device

I have a mobile phone connected to my PC via USB. When viewing the device info using sudo udevadm info --attribute-walk the product and vendor id's show up fine, but there is no ATTR{serial}. An ...
3
votes
2answers
6k views

How to use iphone internet tethering via USB with Ubuntu 10.04

What are the steps to use iPhone 3G internet tethering via USB on Ubuntu 10.04? Is there software I need to install on Ubuntu for this? The tethering works fine on Windows.
3
votes
1answer
9k views

How to install Fedora from an ISO on a USB?

I have a Fedora 14 x86_64 iso image and I want to install it using a USB stick. How do I get this stick to boot up, and use the image to start the installation? I'm running Debian.
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vote
1answer
869 views

SME server install from USB crashes with “IOError: [Errno 30] Read-only file system”

I managed to make my 8.0GB USB flash drive boot the current SME Server 8 beta ISO image. The installation program starts when I boot from USB, and configuration of install options worked fine. After ...
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votes
3answers
5k views

Mount USB (FAT) in Gentoo

Can somebody show me how to make Gentoo mount my USB? This is what I got when trying mount /dev/sdb1 /mnt: mount: wrong fs type, bad option, bad superblock on /dev/sdb1, missing codepage ...
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vote
1answer
839 views

How to mount a disk on key on Red-Hat 6 (Beta) after ejecting it

I have a Cruzer disk on key which was recognized automatically by my RedHat6-beta OS. I removed it always using the GUI option "Safely remove", but one time by mistake I selected "Eject" and from ...
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votes
4answers
1k views

GRUB on USB Drive — adding OSes

Some Background: Coming from a largely Windows background (though I'm familiar with Ubuntu, etc.) and using a Windows 7 machine to complete this task Have gotten GRUB installed successfully to the ...
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vote
1answer
817 views

Optimal Linux Distro to Install to SD card to use as USB-Bootloader for PC? [closed]

(Copied from andoid stackexchange) Many people install Linux-based distros on USB drives to use for, largely, basic PC troubleshooting. Has anyone tried installing such a thing on their Android ...
1
vote
1answer
411 views

Auto mount HP USB Flash drive Error

I am using RHEL 5, If i plug my USB Flash drive i'm getting Error message as follows, This much days It work smoothly, And now it working with windows XP well. Where is the problem ? How can i ...
3
votes
2answers
4k views

FreeBSD in USB Flash Drive

I like to use live FreeBSD in my USB flash drive. How can i do it ? Please give clear way to do it.
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4answers
4k views

Serve files over USB

I would like to be able to serve a section of my box's file system over USB to another computer. For example, if the files are on box A and I am reading from box B, then B would mount A, see those ...
5
votes
1answer
3k views

Monitoring USB traffic

Kernel version: 2.6.31-22 I wish to monitor the USB traffic to and from a device. I've searched, but different sites seem to give different information and I'm confused. Some sites suggest that I ...
0
votes
1answer
438 views

Reseting USB for scanner

This is a question on:superuser, since one reply suggested I ask here... My distro does not yet have a backend for my scanner, but the last release of SANE does. So I downloaded the source and ...
5
votes
4answers
332 views

Is it possible to use pendrive as key for Linux system

I want to give high security for my linux box. So i planed to use my pen drive as key for my linux box. How can i do it ?
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votes
3answers
6k views

Is my USB 2.0 device running at full speed?

How can I tell if my USB flash drive is running at full USB 2.0 speed? Currently I'd just like to verify that the drive is plugged into a 480 Mbps port, but in the past I've been unsure if a given ...
3
votes
5answers
912 views

Using a differencing, aka overlay, aka union, file-system with commit capability

I work in two PCs and I sync all my files from my primary PC to a USB flash memory. In my second PC, I mount the USB flash memory to the same path to work on my files as I were on my primary PC. Now ...
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votes
1answer
2k views

Support for usb 3.0?

I could not seem to find the question here but I was wondering what experience if any users have had with USB 3.0? My asus p5x58d has usb 3 on it but I have yet to try it out and also do not know ...
3
votes
1answer
801 views

Multiple USB wireless devices?

I have a broadcom wireless card in my laptop and as far as I know, it acts as an USB device. I also have one USB stick wireless device (TL-WN422G - uses ath9k_htc driver) which I want to use at the ...
2
votes
1answer
1k views

How do I prevent gnome to mount my usb device when I'm using KDE?

in KDE, when I plug a USB storage device, I see a nautilus window automatically open, and I'm obliged to use nautilus if I want to umount it properly Dolphin gives the following error: ...