Questions tagged [usb-device]

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why doesn't lsusb list a device

lsusb gives me the following - % lsusb Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 002: ID 046d:c31c Logitech, Inc. Keyboard K120 Bus 001 Device 004: ID 1ecb:02e2 ...
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3answers
3k views

How to safely insert USB stick/device to Linux computer?

When inserting a USB stick or device to computer, there is always the risk that the device is malicious, will act as an HID and potentially do some damage on the computer. How can I prevent this ...
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2answers
36 views

Need to access USB

Have ~300Gig of data on a usb . All data came from OSX and trying to move them onto a windows machine. I was able to see the files on my linux (ubuntu 16.04) machine , but after sticking the usb ...
2
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1answer
806 views

How to write to a character special device?

Due to a broken udev setup on a machine from which I'm trying to rescue data (see this post of mine) I'm trying to write to a "character special" device corresponding to a USB flash drive, but am ...
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1answer
844 views

How to make g_printer (USB-gadget printer) work in Raspberian Pi

I'm trying to use gadget mode on a Raspberry Pi Zero W and the g_printer device to emulate a printer so I can capture data, process it, and send it to some APIs over wi-fi. I've set up the board using ...
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1answer
1k views

Use USBIP for devices that are being removed and reconnected

I am using usbip and a raspberry pi to extend the range of a wireless keyboard to a computer that is just a tad too far away for the keyboard to work reliably on its own. Sometimes the USB receiver ...
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2answers
150 views

Disconnected block device remains in /dev/, sync commands unkillable

I'm running Linux Mint 18/2 with 4.10.0-38-lowlatency kernel and KDE5 desktop. I'm testing lots of USB flash memory with a custom bash script and f3 and I had a strange situation today. One drive ...
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0answers
329 views

Linux (Solus): trouble connecting USB camera (Apple iSight)

OK, this might be a bit of a long shot... I'm trying to get an Apple iSight camera to work in Linux (Solus Budgie). Not a built-in iSight, but the original 'old school' one, which connects with a ...
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2answers
724 views

Can't mount device

I can't mount my e-reader. Here's what I tried: I connected my e-reader to the computer via usb. dmesg tells me the OS (debian 9) recognized the device and assigned /dev/sdb and /dev/sdc to it: usb ...
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0answers
242 views

What determines /dev entry?

I am trying to use a package called "linux-gpib" to interface with a USB-GPIB adapter. I installed the driver, and didn't get any errors, and plugged in my device. In Python there is a wrapper for ...
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1answer
4k views

VitualBox not detecting my USB devices with a linux host [duplicate]

Since I installed virtualbox 5.0.40 on a mint 18.2 (mate) box I have not been able to connect my usb devices to my virtual machines I have added guest additions and in my usb configurations I select ...
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2answers
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Motion is taking an image every second even though it is setup not to

I am running motion on a Raspberry Pi with a surplus Microsoft Xbox camera. To the best of my knowlege I have set it up to only take an image every 30 minutes and to also create a daily timelapse with ...
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1answer
7k views

Bluetooth Problem in Linux Mint 18.2

I am running Linux Mint 18.2 (64-bit, Xfce) on a Dell Latitude D430. It runs fine, but bluetooth does not appear to be working. I can detect devices, but connecting doesn't always work, and sending ...
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2answers
708 views

USB 3.1 hub shown as USB 2.0

My problem is the following. My system is detecting my USB 3.1 Gen1 hub (onboard hub). First, I confirmed that my motherboard does indeed have support for USB 3.1. I have an Asus H97-PRO which has ...
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0answers
464 views

Use TL-WN727N in AP mode

I have bought TL-WN727N to use it like AP because this page said it supports this mode: https://wikidevi.com/wiki/Mt7601u. I forgot to read the fine print. The driver installed with Linux kernel only ...
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1answer
227 views

How to put a specific keyboard device into ascii mode?

Barcode scanners behaves like a usb keyboard device and my case was no different at the beginning. I opened a nano screen, plugged the scanner through usb port, read a barcode and saw the string what ...
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1answer
539 views

How can I disable my internal webcam?

I recently bought a refurbished second hand Lenovo ThinkPad T530. It mostly works very well, but the internal webcam seems to have a problem, which sometimes causes the laptop not to boot on Linux (I'...
2
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1answer
487 views

LAN9500A Linux USB Ethernet Driver Problem!

I'm working on a custom board equipped with a iMX28 module and the LAN9500A USB to Ethernet controller without EEPROM for the network interface. Operating system is Linux (kernel v3.16). The LAN9500A ...
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1answer
2k views

No UDC shows up for USB mass storage gadget with configfs

I'm currently trying to make USB mass storage gadget work on a raspberry pi zero W. My main objective is to implement both mass_storage and mtp responder functions into one gadget but it'll come ...
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2answers
4k views

Udev does not rename usb ethernet device

I'm using Arch Linux, Udev v234, SystemD v234.11-8. I have a laptop which runs Arch Linux, and a Nexus 5 android phone which catches WiFi signal better than my laptop. I want my laptop to ...
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0answers
250 views

USB 3.0 XCHI endpoints

I am having a very hard time finding USB-related debugging utilities or strategies for linux. I have a USB 3.0 device that fails when connected to an EspressoBin 3.0 port with a Not enough host ...
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1answer
50 views

USB flash security control

I have just installed Linux Mint, and I want to secure it against USB-based viruses. How can I block all USB flash devices except one that will be identified by an ID?
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3answers
742 views

Redragon Asura USB keyboard maps all Ctrl, Alt, Win keys to Shift_L

Status: This is fixed as of Kernel 4.18, see the accepted answer for details. I just started using a Redragon Asura USB Keyboard. The keyboard works at a basic level, but unfortunately all the Ctrl, ...
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1answer
21k views

Kali Linux and RTL8812AU

Currently I am running into an issue where I can't seem to find a way to identify which WiFi adapter I want to use as my primary in Kali (v 2017.1) My laptop has a normal PCI WiFi card inside however ...
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1answer
594 views

Detect change in usb gadget state

Problem: How can I detect when the gadget is or is not connected to a host from the gadget itself? Background: The g_mass_storage Linux kernel module can be used to provide a mass storage device via ...
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0answers
3k views

USB cdc_acm driver not assigning Data interface to any port

I have a USB CDC-ACM device emulating Serial over USB communication. The CDC Communications and Data interfaces are shown respectively on 2-1:1.0 (Comm) and 2-1:1.1 (Data) interface descriptors, and ...
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1answer
575 views

why usb is not working with Centos 5 while it is working with other OSs

I have a box with gigabyte GA-B150-HD3 motherboard, I installed Centos 7 on its SSD and every thing worked fine. But for some reason I have to install Centos 5 on it and I installed Centos 5.11 on it. ...
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1answer
454 views

changing ownership for /dev/bus/usb/

I would like to change the permission for usb device as normal user with sudo access. In my sudo added as user ALL =(root) /bin/chown getting the usb details using lsusb lsusb Bus 001 Device 001: ID ...
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1answer
377 views

How to keep USB device (action cam) from going to sleep?

I've got an action cam (iON Air Pro Lite WiFi). It uses an SD card and can be connected to the PC via USB cable. It comes with only Windows and Mac support. However, once connected via USB and turned ...
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1answer
356 views

livecd-iso-to-disk fail

I use livecd-iso-to-disk to make multiple boot usb disk. But get the error, of course I had added --reset-mbr. ▶ sudo livecd-iso-to-disk --format --reset-mbr --efi --multi --livedir fedora '/home/...
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1answer
114 views

USB Wifi adapter not connecting to AP (CLI)

I have recently set up an armhf based board and I have this problem with its network configuration. Right now it has a TP-Link USB WiFi adapter connected to it and seemingly im able to connect to my ...
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0answers
118 views

Terminal freeze encountered when trying to avoid password prompt for serial port access using minicom

I am trying to open the device /dev/ttyUSB5 using minicom: user4@user-pc-4:~$ sudo minicom -D /dev/ttyUSB5 -b 115200 The above throws the password prompt at the terminal when I run it. Before doing ...
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1answer
58 views

USB3--> ethernet --> USB3 extension [closed]

I'm interested in greatly extending (~100m) a USB3 connection for a robotics project. Does anybody have any suggestions? I would love to be able to go: USB3 hub with several clients ==> some device ==...
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0answers
1k views

Android device not recognized by lsusb anymore

I know this question has been asked before, however none of the threads were helpful. My android device is not being recognized anymore. When I connect my phone, it does not show the USB-Debugging ...
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0answers
372 views

WLAN stick not working at boot time

I am failing to use a FRITZ!WLAN USB Stick N to connect my Raspberry Pi 1B to my wireless network. I see several problems, but am unable to locate and eliminate the root cause. The problem is ...
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0answers
215 views

Mount two same usb device Always in the same port UBUNTU

need to mount two device (identical/equal) at the same port...not difficult but look this: /dev/input/event6 - Sycreader_RFID_Technology_Co.__Ltd_SYC_ID_IC_USB_Reader_08FF20140315 /dev/input/event2 - ...
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2answers
101 views

Determine and unload usb mouser diver

I've tried to write a simple usb mouse driver, now it's done and I want to test it. So I need to rmmod system's driver and insmod mine. The question is how to determine which exactly driver is ...
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1answer
722 views

How to get a USB device path by its idVendor and idProduct? [closed]

Now I can get a USB device's idVendor and idProduct. How to use them to get its path like /dev/ttyACM0 or /dev/ttyUSB0? The next function needs this path instead of its idVendor and idProduct. Notice:...
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1answer
134 views

USB receiver communication Raspberry Pi

I'm wanting to connect a USB receiver to my Pi (3) so to be able to able to receive Rf transmittions from hand help remotes running 403MHz. I need to gather the transmitters ID through the connected ...
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2answers
417 views

Is value of bInterfaceProtocol fixed or decided by Kernel?

Let's say: $ ls -l /dev/input/by-id lrwxrwxrwx 1 root root 10 Feb 10 03:47 usb-Logitech_USB_Keyboard-event-if01 -> ../event22 lrwxrwxrwx 1 root root 10 Feb 10 03:47 usb-Logitech_USB_Keyboard-event-...
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0answers
59 views

can “interchanging usb ports of expansion hdd disks when comp on suspension” damage them?

I have two seagate expansion drives, the first one is 3.5'' 1.5TB and the second one is 2.5'' 2TB. The latter is partitioned and I installed Ubuntu 16.04 in it. The day before I booted up with the ...
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1answer
147 views

How to make a USB device report as “device busy”?

How can I make a USB device report as "device busy" indefinitely with a terminal command? I'm on Ubuntu 14.04. I am troubleshooting a software problem using a USB drive that I think may present ...
4
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1answer
1k views

Can I update firmware using a virtual machine?

I've got a Native Instruments Komplete Audio 6 audio interface, which is a usb 2 compliant device. I'm having some problems with it, and it might be related to the firmware. Using usb-devices, I ...
4
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2answers
131 views

Is it possible to transport any device over TCP?

Is it possible to transport whole device as in /dev entry over TCP? I'm talking about transporting eg. joystick over TCP or mouse/rs232 port/framebuffer dev, soundcard dev, disks etc. I'm mostly ...
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2answers
3k views

Wifi dongle doesn't detect networks on kali linux VM

I have recently bough an usb wifi dongle with a MT7601U chipset to use with a Kali linux virtual machine, and everything is apparently set up correctly (usb enabled on virtual box, no apparent driver ...
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0answers
293 views

Ethernet to USB adapter is not initialized as ttyACM device

I have a similar question to the one posted here Ethernet to USB adapter is not initialized as ttyUSB or ttyACM device where I am trying to connect a geomagic touch device which is connected to a ...
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1answer
951 views

Unbind/bind new Bluetooth Device Driver - Ubuntu 14.04 Trust Tahr

Preface II swallowed the first 3-chapters of the Linux Device Drivers, Edition 3 - PDF, so I know a bit more about it than I did at the start of the week, but still not so much. System Distribution:...
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1answer
1k views

Wifi Adapter Not Working In Kali-Linux [duplicate]

My Wifi-Adapter is TL-WN823N, initially my pc did not recognize anything. So i installed two solutions finded googling: rtl8192cu-fixes rtl8192eu-linux-driver Now my Wifi adapter is recognized by ...
0
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2answers
860 views

I have a usb flash drive mounted in both sdb1 and sdb2. How to format it correctly?

I have a 4GB usb flash drive. When I plugged it on my debian linux I found that it mounted on both /dev/sdb1 and /dev/sdb2. Each one detected as 2.5GB EFI System and 1.3GB Linux filesystem ...
2
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1answer
44 views

Can I list my usb content without mounting it?

I am wondering if there was a way to list files on a device without mounting it (i.e la output )