Universal Serial Bus (USB) establishes a connection between devices and a host computer.
0
votes
2answers
37 views
Run CentOS 6 from a USB flash drive
I have a 16 GB USB flash drive that I would like to install CentOS 6 on so that I can boot into it on other computers. The reason for this is because I am going to be upgrading to VPS hosting and I ...
0
votes
2answers
21 views
Linux Compatible IO Board [on hold]
What I'm trying to find (if such a thing exists) is a USB Linux compatible device/board of some sort with digital (and if possible also analogue) inputs and outputs.
What I'm looking to find is ...
1
vote
3answers
19 views
How can I match a ttyUSBX device to a usb serial device
option driver correctly matched USB ID and loads driver for this device. For example
# lsusb
Bus 001 Device 002: ID 19d2:0031 ONDA Communication S.p.A. ZTE MF636
Bus 001 Device 003: ID 12d1:14ac ...
3
votes
3answers
62 views
Get power consumption of a USB device
Is there a way to check how much power a USB device requires?
Why do I need this?
I need to connect an LTE USB stick to my Raspberry pi, and don't know how much power it needs. We got it quite ...
1
vote
0answers
34 views
Unable to receive data from /dev/ttyACM0 device
Description:
Using USB based CAN device connected on AR9350 mips processor based Atheros reference board with linux kernel 2.6.32.61. Which is coming up as /dev/ttyACM0 device. In which Able to ...
0
votes
0answers
21 views
how to configure USB networking on fedora
I have a Samsung smartphone, which can be connected to a free WIFI network, but my laptop can't connect to that WIFI network. So I want to use my smartphone as a router/forwarder.
I want to connect ...
0
votes
1answer
36 views
How do I get my wireless USB mouse working
My wireless USB mouse is not plugging and playing.
This is my first time using linux (Ubuntu 12.04) and I'm trying to get a development environment going to learn to use the shell, Python, and other ...
2
votes
1answer
25 views
Grub and usb serial support
How to access the grub menu using a usb serial converter?
I know it's possible to have grub menu in serial console, putting these lines in grub.conf:
serial --unit=0 --speed=9600 --word=8 ...
1
vote
0answers
41 views
D-Link DWM-156 HSPA USB Modem doesn't work with SIM Card inserted
I have a D-Link DWM-156 HSPA Modem, that I bought just a few days ago. The modem has drivers in its internal storage. There are Debian Software Packages for both i386 and amd64, so obviously I ...
0
votes
0answers
28 views
connection of tata photon plus with ubuntu biolinux [closed]
I tried number of posts on Internet about connecting Tata Photon plus with Ubuntu (Ubuntu - BioLinux 12) but I'm not able to get it working.
It say registered on network and then it disconnects.
2
votes
3answers
70 views
When installing linux on USB Drive, which filesystem should I use to format for best performance?
I'm planning on installing Linux on a USB drive, and I was wondering which filesystem I should use to format the drive for best performance (overall responsiveness), and life of the drive?
2
votes
1answer
25 views
Assigning static device path
I have 4 flash cards plugged in, sequentially named by system:
/dev/sda1
/dev/sdb1
/dev/sdc1
/dev/sdd1
I want to assign static pathes to them, so every time the system boots up their pathes will ...
1
vote
0answers
42 views
Anti-ghosting (NKRO over USB) keyboard
I've recently bought a new keyboard and was surprised to find that it didn't work in Linux.
This keyboard does strange things to handle multiple key presses (ant-ghosting) over a USB interface. While ...
2
votes
0answers
24 views
Configuring Enlightened Sound Daemon
I have a single audio source specified in ALSA as plughw:1,0 (a USB microphone) and I'd like several other processes to be able to access the source simultaneously.
For various reasons, each process ...
2
votes
1answer
41 views
How can I prevent drivers from binding USB devices on a certain bus?
I have a setup with two Logitech Unifying receivers, each receiver has a keyboard bound to it. One of the receiver is to be used by the physical machine to which the devices are connected, the other ...
3
votes
1answer
43 views
Creating multiple devices from one device?
Specifically taking a USB device, which normally allows only one process to open it for reading, and clone/duplicate/replicate it so that multiple processes can open and read the input. Something ...
0
votes
1answer
78 views
cannot mount usb
I have a compiled arch kernel. As there are some files in the /root, the user has enabled usb mounting.
as dmesg shows it identifies two usbs. one is plugged to keyboard.
I tried these commands, but ...
1
vote
0answers
49 views
USB ports not working
Ok, got a Puppy Linux Wary 5.3. running on an old laptop with USB ports.
Now, here's the strange part ... none of them work. When I stick in a USB-stick there's no reaction. Still, lsusb lists ...
0
votes
4answers
163 views
USB 500GB external drive mounted with undetermined permissions, missing data
Note: This situation is evolving. Please see the output at the end of this question for the current situation.
I'm using Linux Mint 14. Recently, I repartitioned one of my hard drives, and I backed ...
1
vote
0answers
38 views
Why my linux does not detect USB storages at runtime? [closed]
I have an embedded system with Linux kernel v3.0.35 and Busybox v1.20.2.
If I plug a USB flash drive in before starting the operating system the boot process mounts it to the proper place, with the ...
3
votes
1answer
236 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 ...
1
vote
1answer
129 views
Udev rules involving X11 don't run on startup
I have some udev rules written to run when I connect certain usb devices. For example, I change pointer velocity for certain mice, and change xmodmaps for particular keyboards.
The scripts work well ...
1
vote
3answers
119 views
udev rule not working
I have created a udev rules which is supposed to mount a USB device, backup some datas et cleanup everything. I am actually working on a Debian server.
There is the information about my usb device ...
0
votes
0answers
26 views
Setting USB remote wakeup
We have a custom Linux board, where we are able to power the system down and only maintain USB power. This feature should be used for waking the system from an USB device.
Therefore we want to set ...
3
votes
1answer
241 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 ...
1
vote
0answers
106 views
unable to connect intex 3.5g modem in ubuntu 12.04
Can anyone help me out on connecting usb modem in ubuntu? Here are the steps i have followed, initially it is recognized as a storage device and the modprobe cmd does not create any impact on it
...
2
votes
3answers
65 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
32 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 ...
3
votes
3answers
94 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 ...
2
votes
1answer
91 views
Running Ubuntu of a USB stick. Can't install wireless driver
I've installed Ubuntu 12.04 on my 8 gb USB stick, and got it running. It seems like I don't have the full Ubuntu OS on the stick though, and that was my intention. Anyway, I can run a "demo" version ...
0
votes
0answers
17 views
Unable to connect Intex 3.5g modem in Ubuntu 11.04 [duplicate]
When I try to connect Intex USB modem firstly it is not displayed as a USB modem in networking panel. Then afterwards wen I try to manually add it, I get errors I have tried gnome-ppp and ...
1
vote
0answers
53 views
Run script on “Safely remove” action in KDE
I have a Linux box with KDE 3.5.10. I do not plan to upgrade it soon, so please don't answer that. Now, I want to run a script each time I select the "Safely Remove" option on a mounted USB ...
6
votes
0answers
72 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 ...
0
votes
3answers
51 views
USB Hubs and Linux
I have found over the course of 3 different distros that USB hubs simply don't work "out of the box". Is there any advice out there that can help me get my USB hub working in Crunchbang?
2
votes
0answers
72 views
lsusb outputs “Illegal Instruction” - why?
I'm trying to get a 3G USB dongle to work on a Raspberry Pi running Raspbian Wheezy, using a script called sakis3g.
However, in trying to do this, I keep running into problems: when trying to connect ...
4
votes
3answers
113 views
Watch USB connections vendor id, product id, revision
I'd like to simply watch all devices added and removed from my system and view their USB vendor ID, product ID, and revision and other relevant information. How can I do this in Linux? Is there a ...
0
votes
0answers
104 views
How do I install Red Hat Linux 9.0 Shrike from a USB drive?
I have a desktop PC which does not have a CD drive and does not have access to the Internet or other networks.
I want to install Red Hat Linux 9.0 "Shrike" on it using a 8GB USB flash drive.
I have ...
0
votes
0answers
139 views
3 of 4 USB ports not working on CentOS 6.4
There seems to be a problem with my USB ports on my Lenovo IdeaPad Y580. On Windows 7 all four of them work just fine, but on CentOS 6.4 only one works. I have checked that the devices I used to test ...
0
votes
0answers
98 views
Trouble communicating with FTDI FT245RL on ttyUSB0. works fine on Win7x64
I purchased a Sainsmart 4 channel USB relay board which seems to be based on a FTDI FT245RL chip. I should be easy enough to use. when you plug it in it appears as a serial port (VCP). You send it ...
0
votes
1answer
78 views
Cannot boot from usb
I bought a new computer (Samsung NP900X4D) which came with Windows 8.
I want to install linux (Mint 14) but the computer lacks any optical drives, and so the only option (I'm aware of) is using a ...
2
votes
3answers
841 views
Why is USB not working in Linux when it works in UEFI/BIOS?
For background I have just built a new machine with modern hardware including:
AMD FX-8350
Gigabyte GA-990FXA-UD3 motherboard
16GB RAM
NVidia GTX 650 Ti
Kingston SSD
Given that, I tried to install ...
0
votes
4answers
589 views
USB mount doesn't work on Centos 6.4
I have a problem. After an update, my USB drives are not mounted automatically and I'm unable to mount them manually...
The output of my fdisk -l command is:
Disk /dev/sdb: 15.8 GB, 15762194432 ...
0
votes
0answers
124 views
Resetting a USB cellular-modem?
I'm working on putting together a little Raspberry-Pi box which will connect to the net through a cellular-modem (like a Huawei E220, E1750, or E173). It needs to be able to sit there and run for ...
1
vote
1answer
219 views
Reading from USB serial port under Cygwin
I am actually using Cygwin, but it is my understanding that it responds to Unix commands so hopefully I am in the correct place.
I have an Arduino hooked up via USB to my LapTop for data reading.
I ...
0
votes
1answer
84 views
USB-Serial Driver(Exar Xr21v1414) Run Error
I'm currently trying to run the bellow driver in linux-3.8.3 on Exar xr21v1414
http://www.exar.com/connectivity/uart-and-bridging-solutions/usb-uarts/xr21v1410,
but when i install the driver ...
3
votes
1answer
169 views
Why doesn't this udev rule trigger upon removal of the device?
I have two mice, one which has an issue where the middle mouse button and button6 get triggered simultaneously. So I configured my ~/.Xmodmap to disable this button. At the same time, however, I ...
1
vote
0answers
174 views
How to retrieve sysfs devpath of a USB flash drive given its corresponding partition sysfs path?
I have a USB flash drive connected to a hub. Its storage device partition devpath in sysfs is /devices/pci0000:00/0000:00:12.2/usb6/6-1/6-1.2/6-1.2:1.0/host10/target10:0:0/10:0:0:0/block/sdb/sdb1. I ...
0
votes
1answer
221 views
Cannot access HDD files through Linux Mint Live USB
I have valuable info on my Ubuntu partition, but it crashed, and I tried to get to it through Live USB with Mint 14, but it says it's read only. Can I make it writable too? So I can put it on my ...
2
votes
1answer
219 views
Using screen to connect to Cisco console
I am trying to configure a Cisco (small business 300) via serial port.
I read here:
http://www.commandlinefu.com/commands/view/6130/use-screen-as-a-terminal-emulator-to-connect-to-serial-consoles
...
0
votes
1answer
328 views
Fixed udev rules for USB modems
On gentoo i have 10 USB modems and every of them has 3 interfaces /dev/ttyUSB0, 1, 2 and so on for each modem. Sometimes their postitions can change, so it is very difficult to work with them.
I'm ...
