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

learn more… | top users | synonyms

0
votes
1answer
35 views

How to mount USB Pendrive - Ubuntu 14.04 LTS

I have just installed Ubuntu 14.04 LTS on a new ssd (no Windows operating system installed). Everything looks fine except that I cannot see a USB pendrive when I attach it to the usb port. How do I ...
1
vote
0answers
67 views

Unable to get login prompt on /dev/ttyUSB0

I am attempting to connect a TI-89 graphing calculator as a serial terminal to a Raspberry Pi running the latest version of Raspbian. The calculator is emulating a PL2303 serial adapter at /dev/...
-1
votes
1answer
18 views

RAID1 speed limit

I've got a RAID1 with two SATA drives in SATA-USB-Adaptors. One is USB 3.0, one is USB 2.0. Does the USB 2.0 limit the write speed of that array?
0
votes
0answers
24 views

keyboard not working when log in with usb mouse

I have a very strange issue with my Xfce4/Debian Sid. When I log in with an USB mouse attached to the laptop, the build in keyboard isn't working. When I log out, disconnect the mouse and log in again,...
4
votes
2answers
60 views

How to use same interfaces settings for all wlan devices

I am working with a pcengines apu2c4 board with debian 8.4 installed.I am quite new to Linux. We use edimax ew-7811un usb wifi adapters. Obviously when you insert a wifi dongle new to the machine it ...
0
votes
0answers
51 views

Broadcom Bluetooth adapter: ID 0a5c:2148 Broadcom Corp. BCM92046DG-CL1ROM Bluetooth 2.1 Adapter

I have this dongle for a while now and it never really worked. At first it wasn't even recognized, and now it pretends to work, so progress is being made... I do have another dongle and that works, so ...
0
votes
0answers
23 views

Set pause after USB ejection

When I am trying to safely remove my usb drive there is a very little time lag between states of being ejected and being connected again(I mean that device is still physically connected the notebook ...
0
votes
0answers
14 views

Unresponsive buttons on graphics tablet

I have a graphics tablet (brand irrelevant, appears recognized as WALTOP International Corp. Media Tablet stylus by Krita) that doesn't show up in the system settings, but works just fine. Pressure ...
4
votes
0answers
78 views

disable a usb port in linux

I've searched a lot for an answer to this, but the closest I can get to finding a solution is this: http://ask.metafilter.com/219676/How-can-I-tell-linux-to-ignore-one-USB-port but it doesn't work for ...
0
votes
0answers
90 views

Phoenix Securecore tiano USB boot doesnt work

I've a problem with a Dell XPS 17 which I want to install Linux Mint on. I've created my USB key (which work on old pc) but it doen't recognized as USB device or removable device on my Dell. Many ...
0
votes
0answers
22 views

Accessing a USB3 camera

I have a Basler acA2500-60uc camera that uses a USB3 connection. Problem is that I don't seem to have a way to record from the Camera on Linux (Ubuntu 14.04). Their Pylon software allows you to ...
0
votes
0answers
44 views

Installing Driver on Linux

I am running Kali Sana with kernel 3.14 on my Asus c100p chromebook, and my goal was to get the system into monitor mode, but i know chromebooks dont allow that. I also have a wireless usb adapter, ...
0
votes
0answers
25 views

USB Stick stopped being recognized as 3.0, still works at 2.0

Sandisk Extreme 32GB USB Stick. This was working fine as a USB 3.0 device. I used to plug it in and it just would automatically mount on my Xubuntu 15.10 system. But I've been tinkering with creating ...
0
votes
0answers
105 views

USB mouse not working on Manjaro

I can't get my USB mouse (which used to work) to move the cursor now. I'm using Manjaro, on an HP Pavilion. When I run the command hwinfo --mouse, the mouse appears. Here's what it reports: 40: USB ...
1
vote
0answers
77 views

identify all broken / conflicting rpm's and fix them *correctly* Fedora 23, persistent usb

Earlier today I installed Fedora 23 on a USB. After the installation was complete, I was doing the standard dnf upgrade, shell configurations, and ultimately preparations for installing the NVIDIA ...
1
vote
0answers
17 views

Bash holding onto lock of usb drive, bug?

I notice that bash seems to want to hold locks on my Truecrypt USB drive that has been accessed, even when no access process is actually occurring. When I try to mount the drive I get various "device ...
4
votes
2answers
75 views

USB bus port number vs USB physical position

I have multiple devices connected to 3 USB ports. I can list them connected with some identification numbers through the following commands: # cd /sys/bus/usb/drivers/usb # ls 1-1 1-1.2 1-1.3 ...
1
vote
1answer
31 views

Mount folder in order to simulate USB device [closed]

Is it possible to use a folder to simulate an USB device on Linux OS? Using mount or creating a virtual /dev/sdx device Thank you!
0
votes
1answer
45 views

Disable automatic serial port probing in Linux(Fedora)

I use a device that is connected to my Linux (Fedora21) PC via usb-com serial adapter. When device is connected and /dev/ttyACM0 is created in system something sending a series of modem AT-command for ...
1
vote
1answer
67 views

Why can't I mount the disk now with limited memory?

Today I am experiencing problems on my laptop running Fedora 22 with a external USB 3 Seagate hard drive. I plugged the drive in and it wouldn't mount, instead showing low_memory errors in dmesg. ...
1
vote
1answer
75 views

How do I connect a USB mass storage device that has a custom pid and vid?

I have a device, custom mp3 player, that the pid and vid show up as a011:a011. dmesg usb 1-1.1: new high-speed USB device number 4 using ehci-pci usb 1-1.1: New USB device found, idVendor=a011, ...
1
vote
0answers
26 views

Unable to establish PPP on USB dongle?

I have USB Dongle and i am willing to setup ppp through the dongle. I have done following steps to setup ppp. 1.When i plugged the dongle into Ubuntu 14.04. It has been detected as the Mass ...
1
vote
0answers
144 views

Loading new wlan driver

TL;DR. Two issues: can't get wlan0 working, can't get wpa_supplicant working. I compiled & installed kernel 4.4 (rev. eb4d55) with revamped rtl8xxxu support enabled. In order to compile &...
0
votes
1answer
47 views

Unable to detach a USB device on Ubuntu 14.04

I was using udisks to unmount and detach usb device with following commands which works just fine on Ubuntu 10.04 udisks --unmount /dev/sdb1 udisks --detach /dev/sdb Because udisks is not available ...
0
votes
0answers
92 views

Interpreting usbmon output

I get the following output from usbmon when I type the lower case letter 'a' on my Ideazon Z-Board: ffff88007fc01240 1805746449 C Ii:3:004:1 0:8 8 = 00000000 00000000 ffff88007fc01240 1805746462 S Ii:...
0
votes
0answers
37 views

How to force a device to enumerate as different class USB device?

I purchased an inexpensive RFID reader. If works great with my Ubuntu box, with one exception. It enumerates as a HID device, and more specifically USB keyboard. That is, if I have a console open and ...
0
votes
0answers
45 views

USB dongle not accessible in Linux

I have a USB dongle (security token) to connect company servers; in fact there is a private LAN with some servers in it. The company has got me a public address with this security token to connect to ...
0
votes
2answers
56 views

How to skip boot time custom udev rule?

I have following udev rule in /etc/udev/rules.d/80-foo_usb.rules to detect pen drives, KERNEL=="[a-z][a-z][a-z][1-9]", SUBSYSTEM=="block", ACTION=="add", PROGRAM+="/test/foo.sh $kernel $parent" It ...
0
votes
1answer
69 views

usb linux format

I have a Usb drive and that is connected to a laptop running Linux (Mint). As soon as I install some software in it (USB memory) seems like it recognizes it as a windows partition and doesn't install ...
2
votes
1answer
29 views

How to make sure files are present when usb mounts?

When my computer mounts a USB, the files don't show up immediately, which is throwing off my script (which is quite quick). How do I make sure that the folder doesn't appear in my mounting directory (/...
1
vote
0answers
38 views

Wireless device not showing up

So I have a Product: VNT USB-802.11 Wireless LAN Adapter. I connected it to my computer today after not having it connected for awhile and it suddenly does not show up as a network adapter. I checked ...
0
votes
2answers
46 views

Install Linux on a USB

I'm trying to install Elementary OS on a USB drive so I can carry my OS with me. I have installed the ISO to the pen drive and can boot into the desktop no problem. When I come to do an install the ...
1
vote
0answers
101 views

Kali Linux on Acer Chromebook CB5 311

Hello i would like to install Kali Linux on my Acer Chromebook. I made a bootable USB using the acer image from this site: https://www.offensive-security.com/kali-linux-arm-images/ I enabled ...
0
votes
1answer
594 views

Linux Mint: ACPI PCC probe and usb descriptor errors during boot

I'm getting a lot of errors during bootup on Linux Mint 17.3 Cinnamon 64 bit. For the most time, I've been able to boot (the error messages just flash and disappear) with no problems with my system. A ...
0
votes
0answers
22 views

Possibilty of DisplayPort over PCIe

I'm trying to figure out if it would be possible to add a DisplayPort to my Linux PC using a PCIe slot. I have found cards like http://www.ebay.com/itm/PCI-E-1x-Express-to-USB-3-1-Type-C-Dual-Port-...
1
vote
1answer
35 views

USB LABEL in different language

If the USB LABEL (name) is in different langauage (Hindi or Chinese) how do i get to know which language it is coded to pass to the iconv or is there any way we can know the language which has been ...
6
votes
2answers
161 views

Why does it take so long to detect an usb stick?

I'm writing an initramfs-script and want to detect usb-sticks as fast as possible. When I insert an usb 2.0 stick, the detection of idVendor, idProduct and USB class happens within 100 ms. But the ...
1
vote
1answer
26 views

How to install packages onto a flash drive

I have a computer with Ubuntu Linux, and I have no more room on PC, so I have a flash drive that I want to install packages onto, is there any way to install a package onto a flash drive?
0
votes
1answer
43 views

Bluetooth dongle suddenly dissapears

A bluetooth dongle attached to my banana pi suddenly dissapears from the usb devices list. Lsusb doesnt show it at all, but maybe this is interesting, a piece from dmesg: [ 14.777099] udevd[167]: ...
1
vote
2answers
73 views

Can't mount anywhere but to /mnt

My system has developed a strange defect after a distribution upgrade (OpenSuSE 12.3 -> 13.2). I have various USB devices that I want to mount to different top-level directories: the backup drive to /...
0
votes
1answer
34 views

USB only detected when connected to internet

For some reason, my laptop does not detect USBs at all unless I am connected to the internet. (I also am not very good at using Ubuntu, so I have no idea what could cause the problem.) Note: I have ...
1
vote
2answers
106 views

fdisk: could not detect sector size of USB hard disk on FreeBSD

I have an NTFS formatted USB hard disk that works fine (mounts and unmounts cleanly) on my windows desktop. I can't however seem to mount it on my freebsd box at all. Stripping this back to the ...
1
vote
0answers
41 views

USB audio not working when plugged in during boot

I have a problem with the audio in my ThinkPad OneLink Pro Dock not working with Linux. I have had this problem with OpenSUSE 42.1, Tumbleweed and Fedora 23. I think I will have it with any other ...
0
votes
0answers
73 views

USB Serial Port Settings With STTY

I needed a way to connect to a usb serial port to send and receive data from Arduino boards. I found a really awesome little script that was working great, until it suddenly stopped working. The ...
1
vote
0answers
188 views

USB ports do not wake up from suspend to RAM

I have an AMD Athlon 5350 (desktop, not a notebook) and recently upgraded from openSUSE 13.2 to Tumbleweed (openSUSE's rolling release). After that I gave suspend to RAM another try after it had just ...
0
votes
0answers
38 views

Cannot install D-Link wireless Range Booster N usb on kali linux VMWARE

I have a D-Link Range Booster and tried to use it with KALI in vmware. I have it installed on my Physical Windows machine then when I use it with kali it doesn't detect it. This is the vmware sign ...
0
votes
2answers
103 views

Mounting efi disk on external USB

Recently I bought new sshd to replace my old one on my notebook, but I have problem. I installed Ubuntu 15.10 on new one and put the old on usb case I have, but the disk on USB doesnt have partition (...
0
votes
0answers
45 views

How to set usb stick's ntfs filesystem's attribute to readonly in linux

I know how to set readonly attribute to ntfs filesystem of a usb device by using diskpart tool in windows. attributes disk set readonly but how to set readonly attribute to the same usb device ...
2
votes
2answers
117 views

USB flash drive formatted as “Linux Live CD” keeps the CD-ROM name after re-partitioning

I have an USB flash drive that I formerly used as installation medium for Linux Fedora. The stick still has the "Fedora Live USB" installation files on it. When I insert it into my olde laptoppe, it ...
0
votes
0answers
26 views

Null device handler and serial number is 0

I am working with a camera that connects via usb. When connecting the device, dmesg shows the serial number as 0 and when I try to run code to take an image, I get a Null handler error. I figure the ...