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

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5
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1answer
300 views

UEFI boot Fedora from USB 2.0 on 3.0 port (l75d-a7280)

I'm trying to make a bootable usb in ubuntu for fedora, but my settings are not working. I formatted the USB with FAT & Ext4, MBR, and Legacy BIOS bootable. My BIOS allows the USB 3.0 controller ...
4
votes
1answer
1k views

Media changed: please insert the disk labeled 'Debian GNU/Linux

I installed Debian 7 using a USB flash drive "burned" from the first DVD ISO of the Debian installation CD/DVD. I did a very minimal install without Debian desktop environment, Print server and ...
3
votes
1answer
303 views

USB keypad (HID) not responding in linux but in grub

An external USB keypad I'd like to use gets recognised as a USB HID device, but it is not functional when Linux is booted. It does work when plugged into a Windows desktop and it does work while in ...
3
votes
1answer
334 views

Turn system on by USB keyboard?

To hibernate my Debian Wheezy system, I run the following command: sudo sh -c 'echo disk > /sys/power/state' To wake up the system, I can press any key on my USB keyboard. My understanding of ...
2
votes
1answer
22 views

Enable numlock only for external keyboard

I'm not sure this is possible, but I thought why not to ask. I have a laptop without a numeric block, and use it sometimes with external keyboard. Numlock for the internal keyboard = useless, so I ...
2
votes
1answer
54 views

Auto mount and dismount USB harddrive debian server

I've read a few articles on how to automount USB devices with usbmount. I was just wondering about the following: the documentation states that when the USB device is removed it will automatically ...
2
votes
1answer
152 views

shell script for mounting external device to mount point

I want to make a script to mount an external device to a particular mount point e.g say /mnt. Let me elaborate my question, suppose I run fdisk -l in terminal I would get this output Disk identifier: ...
2
votes
1answer
203 views

How to get device filename from lsusb output or by device path

Related question: USB connect/disconnect notification When the device is plugged/unplugged, I get instant notification, that's great. But to make it (almost) perfect, I also want to get device ...
2
votes
1answer
55 views

Installing linux to run off USB

I have copied a Gnome distro to a USB drive which boots fine on my Mac, I want to install this to another USB drive I have so I can take the USB drive and use it on any PC. I partitioned the USB drive ...
2
votes
1answer
286 views

usbip: problem getting device attributes: No such file or directory

I try to use an ftdi rs232/usb adapter over ethernet. It's connected to my raspberry pi. pi@raspberrypi ~ $ usbip list -l Local USB devices ================= - busid 1-1 (0424:9512) 1-1:1.0 ...
2
votes
1answer
185 views

Fresh install Windows 7 from USB on machine with Ubuntu and Windows 7

I have a Toshiba laptop l755 S5282 with Windows 7 and Ubuntu 12.04 on it. About a year ago, I pulled an iso file off of DigitalRivers for Windows 7. I did a fresh install of Windows 7 from USB, then ...
2
votes
1answer
83 views

What is needed for USB a device to appear under Sound in Ubuntu control panel?

I have a device that combines two audio interfaces and one HID interface. It enumerates correctly, as lsusb -D shows. Also, a trace with wireshark shows no errors - all descriptors are exchanged ...
2
votes
1answer
342 views

How do I create a USB networking interface for passing internet to my Android phone?

I am working on passing through the internet from my computer to my phone (running Android) over USB. I'm not sure how to achieve this, but I know I will need a usb network interface, such as usb0. ...
2
votes
1answer
168 views

GPS Device Attached to Linux Mint 15

I purchased a Silvercrest GPS device from Lidl recently, but the software that came with it is a tad "underpowered" to say the very least and has no Linux support. I'm attempting to get at the raw ...
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votes
0answers
101 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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0answers
218 views

Sending SMS trough a modem attached to another server using ser2net and socat

I don't know exactly how to troubleshoot the issue I'm having, so I'll ask here. I have a USB 3G modem attached to a physical machine (server4) (running ProxMox (Debian Wheezy)), and I can send SMS ...
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0answers
21 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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0answers
28 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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0answers
194 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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0answers
33 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 ...
0
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0answers
293 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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0answers
76 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 ...
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0answers
206 views

HSPA+ USB Modem Alcatel X600 1bbb:0195

The Modem Does anyone have this modem in Linux? I do not get to configure the device. I have tried other tutorials similar devices without success. I can't get the device /dev/ttyUSB0 My System: ...
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0answers
1k views

minicom showing offline

I am trying to use minicom in Ubuntu. To do this I first connect my USB to DB9 converter, then I type this command on terminal dmesg | grep tty to check if my USB to DB9 converter is connected ...
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0answers
414 views

USB error -110 (power exceeded) but works when reconnecting

At the last boot, two USB devices were not powered: The Logitech G5 mouse works most of the time, but this time I had to plug it in (in the same motherboard USB port) three or four times before it ...
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0answers
130 views

USB HDD Enclosure works with Ubuntu, but not Raspbian

SOLVED: Even though the enclosure came with its own power supply, it required a powered USB hub, probably for some internal components that don't draw power from the main supply. I have this dual HDD ...
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0answers
49 views

OTG musb and full speed bulk endpoint throughput

We are developing an application on an OMAP3 device (DM3730 ti). An acquisition board gets samples and sends them to the OMAP board via USB. This acquisition board does a 16KHz sampling which ...
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0answers
310 views

Invalid version string 'GNU/Linux'" when creating bootable USB stick

When I tried to create a bootable USB stick using Startup Disk Creator, appear this massege below. Invalid version string 'GNU/Linux'" How can I create a bootable USB stick on Ubuntu 14.04?
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66 views

Raid 1 or just mirror SATA and USB Harddisk

I think about getting a Cubieboard, and to set up a Linux with OwnCloud. The board has a SATA and two USB Ports. I would like to store the main data on the SATA-HD and use a USB-HD as backup. How ...
0
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0answers
112 views

USB Ports stopped working

After I locked my screen with CtrlAltL (KDE keyboard shortcut that locks the screen) and went away for 5 minutes all the USB devices stopped working (mouse, keyboard & headset). The devices are ...
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0answers
6 views

XJacker and PulseAudio connection

Is it possible to connect the XJacker Sound Amplifier (v2) to PulseAudio on Ubuntu? Or is it just XBOX only.
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0answers
67 views

How to install and configure USB to serial hub (8 serial ports)?

I have bought a USB to serial hub (8 serial ports) but I don't know how I can install it on my Debian server. On the box, they wrote 'Linux compatible'. What do I need to do to can use it?
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53 views

usb / virtual com port - is it dead?

I have video gimbal that I am attempting to setup. The device, a Basecam 3 Axis unit, has a micro USB port interface. When I plug a USB cable from my Debian laptop to the gimbal and run "lsusb" I ...
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0answers
948 views

Why does my USB device not get recognized by Ubuntu?

I seem to have a problem that no else appears to have encountered before (at least a couple of hours Googling has shown this to be the case). I am running Ubuntu 12.04. I plug in the device (Linksys ...
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0answers
92 views

Stuck/hung upon connect usb device

I have a device the is coming up 'busy' as soon as I plug it in. I even sniffed the usb connection and all looks normal. How do I find out what is capturing the device? How do I free it up? ...
0
votes
0answers
272 views

How do I emulate a USB stick with an external CDROM drive?

I am working with a Linux-based high-security network appliance (hereon: device) and do not have access to the user space so I can't log in. The only thing I can do is send it commands to upgrade ...
0
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0answers
229 views

Connecting multiple USB RNDIS devices to PC in the same network

Running an Ubuntu 12.04.4 I have the following issue: I want to connect multiple USB RNDIS devices to one PC. Additionaly, every device should be in the same network. The problem is that only one ...
0
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0answers
55 views

USB bEndpointAddress varies when run on different targets

I am running a target application that implements the usb gadget driver FunctionFS and has 4 endpoints. I write the descriptors to the endpoint ep0 and the other 4 endpoints are opened for read/write ...
0
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0answers
122 views

Ubuntu - USB device not discovered after system restart

I have an USB device that after pluging in is visible as /dev/ttyACM0. Unfortunately, after system restart, it is not beeing discovered and I have to plug it out and in again to work. I have found a ...
0
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0answers
54 views

Slackware 14 can't find DVD after booting from it

I am installing Slackware 14 from a DVD onto a gigabyte 990fxa-ud3 motherboard. The DVD boots fine but when I run setup and choose CDROM as the source, it says that it can't find the CDROM drive. ...
0
votes
0answers
651 views

Connect Huawei E3131B 3g Modem

I am attempting to connect a Huawei E3131B 3g modem using Linux. I use usb-modeswitch and pppd. First I mode-switch the modem using the command: usb_modeswitch -c /etc/usb_modeswitch.d/12d1:14fe -v ...
0
votes
0answers
122 views

Card Reader UB6520 on Parabola GNU/Linux

I'm trying to make work the SD card reader UB6250 on Parabola GNU/Linux. Could you help me please? After inserting the SD card, I get the following dmesg: [65408.273667] usb 2-5: new high-speed USB ...
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0answers
103 views

How do i block USB devices based on device class in Linux

Problem Statement In windows server to provide access to USB devices are managed by GFI EndpointSecurity. Is there any open source tool in Linux which can do the same job. I want to block USB ...
0
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0answers
328 views

External disk doesn’t appear in /dev/

I have an external (USB-2.0) hard drive. Today I couldn’t mount it after plugging to my computer. When I look in /dev/ $ ls /dev/sd* There is no new disk, only sda and sdb with their partitions, ...
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votes
0answers
37 views

Power USB port of MacBook Pro while sleeping

I installed Fedora 20 on my MacBook Pro. I'm also an iPhone user. While I can charge the iPhone using the USB port when working, once the computer falls asleep, the USB ports are powered off. This is ...
0
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0answers
149 views

Double-Ended USB Unrecognized Alfa AWUS036NHR

I have a wonderful little wireless adapter that works perfectly well on Windows, but drops the connection regularly in Arch. As far as I can tell, it's not getting enough power to function properly. ...
0
votes
0answers
284 views

Strange behaviour from special keyboard keys

OS: Linux Mint 13 Maya - MATE So, I had a new keyboard through today and there is something strange going on. The following keys are identified as the Shift key. LEFT SHIFT RIGHT SHIFT ...
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0answers
396 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
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0answers
370 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 ...
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0answers
487 views

Silicon Wave USB Bluetooth Adapter doesn't work

I have been trying to use my usb bluetooth adapter(silicon wave) on ubuntu 11.10 server, it appears in the lsusb list but it doesn't work Bus 005 Device 003: ID 0c10:0000 root@i5-PC:/home/john# ...