Universal Serial Bus (USB) establishes a connection between devices and a host computer.
4
votes
1answer
551 views
Samson Meteor Mic under Linux/ALSA
Has anybody gotten a Samson Meteor Mic working under Linux/ALSA?
I tried to google it but I found no mention of Samson Meteor under Linux at all.
Kernel/ALSA/Audacity see the device. Unfortunately I ...
4
votes
1answer
1k 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 ...
4
votes
2answers
1k 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 ...
4
votes
2answers
3k 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 ...
4
votes
0answers
52 views
Is there a way to mirror USB outputs?
I'm currently writing a program for a project.
It is for a braille reading system where I have a braille display connected via USB that is controlled by a program called brltty.
One of the ...
4
votes
0answers
137 views
Attaching USB-Serial device with custom PID to ttyUSB0 on embedded
I'm attempting to get an FTDI USB-Serial device with a custom PID to automatically (or even manually) attach to ttyUSB%n, without much success. The device's normal VID/PID is 0403/6001. When ...
4
votes
1answer
506 views
Configure fstab for a bootable usb
I'm trying to clone a partition and make it a bootable usb. I've made two ext3 partitions (just like the installation I'm cloning).
The first one is small and has grub/ and the kernel.
The second ...
4
votes
1answer
8k views
Mounting USB drive that is not recognized
Using Arch Linux / XFCE, I frequently have problems with USB drives that are not properly mounted. Sometimes they automatically show up in Thunar and I can mount them with one click. However, at other ...
3
votes
5answers
519 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 ...
3
votes
2answers
2k 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.
3
votes
3answers
93 views
What filesystem should be used when transfering files between Linux systems?
I often need to move files between two Linux computers via USB. I use gparted to format the USBs. When I formatted the USB to use FAT32, the USB was unable to copy symlinks, so I had to recreate the ...
3
votes
3answers
8k views
How to create a bootable USB stick with Debian Squeeze
Using Ubuntu, I want to install Debian Squeeze on my PC with a bootable USB stick.
I found this tutorial:
Plug the usb key in order to find the device location:
$ df -k
/dev/sdb ...
3
votes
2answers
480 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 ...
3
votes
1answer
214 views
Query USB current
How can I obtain information about the amount of current negotiated by a device attached to a USB port?
I am looking for information similar to this presented by OS X in terms of current available ...
3
votes
2answers
245 views
How to switch HP printer from CDROM mode to Printer/Scanner mode
I have an HP multifunction printer/scanner M1123 MFP. I installed the latest hplip that should support it and also hp-plugin. However, when I plug the device in, I only see a CDROM detected in dmesg. ...
3
votes
3answers
2k 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 ...
3
votes
2answers
202 views
Is it normal that a restart is required to mount USB after a kernel upgrade?
Sometimes I see the Linux kernel being mentioned in the list of upgrades, when running pacman -Syu (updating my packages in Arch Linux). Whenever this happens, after installation of the packages, I ...
3
votes
3answers
2k 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 ...
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) ...
3
votes
3answers
4k views
What is the easiest way to boot Linux from a USB drive on Intel Mac?
I would like to boot an Intel Mac from Linux on an external USB drive. Right now, I have install rEFIt and use grub on the internal hard disc to boot the external drive. That seems pretty complicated. ...
3
votes
2answers
152 views
Use an USB tethered phone as network adapter
I am running CentOS 6 and was able to tether my HTC phone using a proxy called proxoid . This allows me to redirect HTTP. But how do I redirect the entire TCP traffic, e.g. if I need to setup openvpn ...
3
votes
1answer
6k views
How do I access a USB serial port without an entry in /dev?
I have a USB to serial adapter based on the SiLabs CP2101 chipset. I'm trying to use it with Debian 5.0 Lenny (armel architecture).
I seem to be able to get the proper kernel module to recognize the ...
3
votes
1answer
866 views
smartctl on external hdd inside ide-to-usb enclosure
I have a very old 2.5" IDE drive inside a USB enclosure that gives some buffer I/O error. I tried to use smartctl to see what SMART says about it, but I can't manage to make it work. Being root, if I ...
3
votes
2answers
305 views
Launching Gentoo from external hard drive
I have an external hard drive (Transcend TS500GSJ25M - not sure M1, M2 or M3, but guess it's M1) and I'd like to install Gentoo on it. It's pretty easy, using genkernel, though it compile a lot of ...
3
votes
2answers
2k 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 ...
3
votes
2answers
4k 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) ...
3
votes
2answers
4k 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
5k 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.
3
votes
1answer
139 views
Getting keyboard to work in debian 6.0 in order to unlock root partition
I just installed Debian 6.0, encrypted / and now I'm trying to boot. When GRUB comes up, I select Debian, it loads the initrd and asks for the root password, however I can't enter anything, because ...
3
votes
1answer
150 views
What kind of bad things can happen if I disable APIC (not to be confused with ACPI)?
I'm dealing with some really old point-of-sale machines that run a point-of-sale flavour of SuSE 9. It turns out that its kernel is affected by an old bug that makes USB 2.0 functionality unstable ...
3
votes
2answers
1k views
Cannot change baud rate on usb serial device
I recently upgraded to ubuntu 12.04 from 10.04. Under 10.04 I had no trouble using usbserial driver to connect to a device through the serial port. After the upgrade usually I cannot reset the baud ...
3
votes
1answer
2k views
Raspberry Pi Wireless USB stick
I recently acquired a Raspberry Pi, and have installed Debian Squeeze on it, and after doing a small bit of research (I'm not too proficient with Linux) I found and ordered a USB wireless dongle ...
3
votes
1answer
419 views
How does the Linux kernel decide how much bandwidth to allocate to Isochronous USB endpoints?
As far as I'm aware, USB endpoints that use isochronous transfers have a 'wMaxPacketSize' parameter associated with them that is used by the kernel to guarantee a certain amount of bandwidth for the ...
3
votes
1answer
41 views
Remove USB flash-drive write-protection
I have a sports-watch which has an integrated flash-memory. This flash-memory is used to store training information. When I connect the watch to my computer using the USB cable, it's detected as ...
3
votes
1answer
66 views
USB to Serial in Chrubuntu - /dev/ttyUSB0 missing
The usbserial stuff has been working so well for me in Ubuntu for a number of years that I have almost forgotten how to troubleshoot it. I just installed Chrubuntu, however, and now my usbserial is ...
3
votes
1answer
820 views
Two usb wifi adapaters, only wlan0 appears, how to get wlan1?
I'm attempting to connect two wifi usb dongles to a debian system, one is to connect to a local lan, the other I plan to use in adhoc mode to connect to a specific device. You could look at this as an ...
3
votes
1answer
1k views
How can I uniquely identify which device is on USB `hub 6-0:1.0: port 2`?
How can I uniquely identify which device is on USB hub 6-0:1.0: port 2?
I receive messages in my dmesg every now and then and I want the system to tell me which device is connected to that port.
...
3
votes
1answer
327 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 ...
3
votes
1answer
223 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
1k 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
1answer
103 views
Removing device from USB hub triggers udev event for removing hub
I have a udev rule to halt the system when a usb hub is removed:
SUBSYSTEM=="usb", ACTION=="remove", ENV{ID_VENDOR_ID}="050d", ENV{ID_MODEL_ID}="0237", RUN+="/sbin/halt"
Unfortunately, this also ...
3
votes
0answers
411 views
How do I find out the device node corresponding to my device in SuSE 8?
I'm forced to work with a bunch of point-of-sale systems running SuSE 8. They are my client's computers. We are stuck dealing with these old systems until they get to upgrade their whole fleet to SLE ...
3
votes
0answers
685 views
Udev triggers are not firing on insert of CF card into USB card reader (anymore)
I've got a udev rule that triggers a shell script that copies photos off my CF card when I insert the card into my USB card reader. This worked fine for a while. But after a recent upgrade it has ...
2
votes
2answers
27 views
How should I format a USB prior to writing an ISO to it?
I found these Debian EeePC HowToInstallUsingStandardInstaller instructions at the Debian Wiki, stating that I can install an ISO to a USB using this:
dd if=debian-*-netinst.iso of=/dev/sdX
Do I ...
2
votes
2answers
259 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.
...
2
votes
3answers
53 views
How to check if the ISO was written to my USB stick without errors?
I followed these DebianEeePC HowTo InstallUsingStandardInstaller instructions at the Debian Wiki, to write a Debian ISO to my USB.
dd if=debian-*-netinst.iso of=/dev/sdX
Using sha1sum, I can check ...
2
votes
2answers
183 views
Swap alt and windows key except when using an external keyboard
On my laptop the Alt and Windows keys are in the opposite positions that I'd prefer them in. Swapping them is fairly easy. However, my external (USB) keyboard has the Alt and Windows keys in the order ...
2
votes
1answer
177 views
Why do Linux and OSX require no driver to connect to an Android device?
I asked the dual question at superuser and didn't really get an answer - thought I might have better luck here.
I've started down the path of tinkering with my Android phones. What's curious to me is ...
2
votes
3answers
771 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 ...
2
votes
1answer
191 views
How to bind USB device under a static name?
I have an arduino which sometimes gets bound to /dev/ttyUSB0 and other times to /dev/ttyUSB1 making my script fail.
I do not want to enumerate all the possibilities of where my device could be, but I ...
