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

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5
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3answers
759 views

How to get my USB key to auto mount

I'm currently working in a command line only environment. When I plug my USB key in, I see a new device file in /dev: ... sdi sdi1 ... If I simply sudo mount /dev/sdi1 /media/tmp, and umount it ...
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votes
1answer
1k views

Install Slackware on a USB Pendrive

I have a nice, smooth flash drive which requires a mounting of a DVD ISO image for Slackware to install. For whatever reason, Ubuntu's Startup Disk Creator refuses to notice the iso, so I can't use ...
2
votes
2answers
470 views

Detect bad USB cable

Is it possible to detect with confidence via command line that the USB cable is damaged? I tried to connect my printer and it's not printing with this cable, I guess that the culprit is the USB cable. ...
5
votes
4answers
7k views

Determine the USB port to which my Mobile is connected?

I tried the following commands, but couldn't find the name of USB port $ lsusb Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 ...
5
votes
1answer
1k views

Installing FreeBSD from USB-Stick boots but later can't find the USB-Stick

When trying to install FreeBSD 8.2 from USB memory stick the kernel boots from the USB-Stick and the installer menus work and let me partition and everything. However when it comes to actually ...
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votes
4answers
4k views

How can I switch to my USB headset automagically when it's plugged in?

I'm running Funtoo Linux, a Gentoo derivative. My two new Plantronics USB headsets (one wired, one wireless) work nicely. I plug one in, ALSA notices it, and if I manually set an application to use ...
2
votes
1answer
969 views

Can't see files on my cell phone

I have Samsung Galaxy S2 as my cell phone and Debian Squeeze as my desktop. When I connect them using USB, Debian recognize it and allows to open it with file manager. Problem: it displays only ...
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votes
3answers
2k views

Installing Fedora from USB key

How do I load a Fedora DVD iso onto USB so I can install it from there. I've tried dd as in here: Fedora instructions but for some reason this didn't work. Here's what I've tried: sudo dd ...
5
votes
3answers
4k views

Change /dev/sd* for USB Linux install?

I am trying to install Scientific Linux 6.1 (which is literally RedHat Enterprise Linux without the branding) by booting its installer from my USB drive. The installer starts fine, but two things ...
12
votes
4answers
5k views

If I connect a physical device, how can I ever know which device file belongs to it?

Say I plug in several USB drives which don't get automatically mounted. How can I find out which device file belongs to which physical device, so I can mount it for example? I'm running Mac OS X but ...
4
votes
1answer
1k views

Linux support for new Sony Vaio Z external graphics card?

The new Sony Vaio Z series laptop comes with a media dock that has a USB connection (Light Peak) to an external AMD Radeon graphics card. What is the support for devices like this in Linux?
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votes
0answers
151 views

Make kernel detect garmin device

I'm trying to connect a usb garmin forerunner device to my system, but the usb device is not detected. I have loaded the following mods: garmin_gps 11544 0 usbserial 25449 ...
4
votes
2answers
5k views

Disabling USB ports in Linux

Recently my motherboard's built-in USB ports started malfunctioning. On Windows it said power surge in USB port, and in Linux it says nothing but also in Linux USB ports malfunction. So I installed a ...
4
votes
1answer
2k views

Debian and TI usb3410

I have a TI usb3410 usb device (it is a TI MSP-FET430UIF programmer), when connected to my debian machine (running squeeze 2.6.32-5-amd64) it shows up in dmesg as [ 3159.380099] usb 2-1: New USB ...
3
votes
1answer
880 views

Bootable USB appearing as HDD not Removable Device

I have a unique problem with an older Toshiba satellite laptop that happens to be a LegacyFree laptop meaning you can't access the bios via the normal F2, Del, Esc, etc. I can only select a boot ...
4
votes
1answer
540 views

WD 'elements' disk spins down, disappears

I have a 1TB Western Digital Elements USB drive connected to a sheeva plug with Debian installed. I use autofs for auto mounting USB drives. Here are the options I currently use. usb1 ...
4
votes
2answers
768 views

Can I easily remount an external USB drive without unplugging it?

Sometimes, a USB drive (or equivalent) that I have plugged in to my machine gets unmounted. Now, I know I could unplug it and plug it back in to remount it, but is it possible to easily do it from ...
2
votes
2answers
1k views

Install mandriva in USB HDD

I want to install Mandriva 2010.2 in my external USB HDD using the image file. The laptop's cd/dvd drive doesn't work, so I don't have the option of making a Live CD and starting the installation from ...
5
votes
1answer
6k views

List USB ports in linux

I want to list usb ports in linux and then send a message to the printer connected to it. That message is sensed by the printer to open the cash drawer. I know I can use echo - e and a port name, but ...
5
votes
4answers
4k views

Prevent claiming of novelty usb device by usbhid so I can control it with libusb?

I have a USB rocket launcher that I wish to experiment with through libusb. However, libusb cannot claim the interface; presumably because the output of usb-devices lists 'usbhid' as the driver for ...
4
votes
0answers
1k views

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 ...
5
votes
6answers
8k 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
votes
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 ...
14
votes
1answer
16k 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 ...
2
votes
2answers
900 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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votes
3answers
8k 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 ...
5
votes
3answers
4k 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
305 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
2k 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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vote
6answers
2k 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
688 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 ...
31
votes
5answers
33k 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 ...
12
votes
2answers
11k 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?
5
votes
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. ...
4
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} ...
10
votes
4answers
47k 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
264 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) ...
19
votes
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
721 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.
2
votes
2answers
6k 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
441 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 ...
5
votes
2answers
9k 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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vote
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
4answers
984 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 ...