Tagged Questions

0
votes
0answers
8 views

USB device hierarchy in SYSFS

I am trying to figure out the USB device hierarchy represented by SYSFS. I see the following /sys/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.5/1-1.5:1.0/ 0000:00:1a.0 -- represents the USB Host ...
0
votes
1answer
43 views

What are the possible causes of a ghost USB device appearing then disappearing?

About half an hour ago Windows informed me it was trying to install software for an "Unknown Device". However, it failed. Using the Control Panel I checked the device's properties, and discovered that ...
0
votes
1answer
77 views

No access via cygwin to USB connected device (Samsung Galaxy tab II)

In Cygwin, I am used to being able to have access to a USB-connected device via a drive letter. For example, my Droid X2 appeared as E://, so I could do: $ cd E:/<something>/ and get access ...
0
votes
0answers
165 views

USB not registering on Linux

I have a usb with a hidden cdfs partition that I want to purge, but when I plug it into my linux box, it doesn't register. fdisk -l only shows my hard drives, and the usb doesn't auto-mount. I pulled ...
1
vote
0answers
72 views

Mobile Device Center does not launch on connecting phone

I have an HTC mobile phone running WinMobile 6.5. When I plug it into my laptop (USB connection) which is running Windows 8, the OS recognises that a device has been connected but does not launch ...
0
votes
0answers
47 views

Hardware device not detecting on Windows 7 - detects only on reboot

I am trying to connect a data connector (USB like hardware device to connect internet), but it not detecting the device, I have installed the device driver software came with the device. Issues is ...
1
vote
1answer
154 views

Multiple USB devices failing to install

I recently bought an audio interface (Presonus Audiobox USB) and had trouble installing it on my computer. At first, I thought the problem came from the sound card itself because the drivers didn't ...
2
votes
0answers
308 views

Kinect Motor Device Not Detected

I'm trying to install a kinect on Ubuntu 12.04. Unfortunately, lsusb shows that the motor device is not detected : Bus 002 Device 009: ID 045e:02c2 Microsoft Corp. Bus 002 Device 010: ID ...
1
vote
2answers
329 views

USB pen drive not detected

I have an HP Pro 3130MT running Windows 7. My USB pen drives work fine on any other computer except this one. Sometimes is says something like "..device driver installation failed" and sometimes it ...
1
vote
1answer
265 views

What is the difference between /dev/usb, /proc/bus/usb and /sys/bus/usb?

In terms of content, what is the difference between these 4 folders? /dev/usb /proc/bus/usb /sys/bus/usb /sys/class/usb_device I found many symlinks between those folders, many redundant ...
1
vote
1answer
65 views

Show unused device driver

When we plug in the usb game pad, it installs the device driver and starts to show up in the device manager. Can we somehow extract the driver from the device and install it such that it shows in ...
2
votes
0answers
93 views

Linux USB to work as CD ROM in OS X

I am working in driver development in Linux USB modules. I have written a driver for USB and it is working as CD ROM in a Windows machine. I made the first partiton as fat32 modprobe g_hidmass ...
2
votes
2answers
499 views

How do I prevent USB flash drive from getting a new Linux device name after wake from sleep?

I'm booting Linux from a USB flash drive on my laptop. Everything runs fine until I put the laptop to sleep. When it wakes up, suddenly the USB flash drive gets a different device name, and ...
0
votes
1answer
467 views

Internal USB (4 pin) on external (9 pin) header

I want to transfer some internal peripherals (Wifi card, RF receiver) from my current mo-bo to a new one. Upon inspection it turned out they all have 4-pin internal USB connectors, connected to the ...
0
votes
2answers
2k views

GNU/Linux: Get USB device UUID & overwrite it

I want to make key dongle from USB micro-receiver. I want to know it's UUID (and if that's possible - overwrite it's UUID). Does anyone know how to do it without modifying hardware?
2
votes
5answers
822 views

Disabling a USB flash drive from being used to boot

Is there a way to make a USB flash drive not detected on a reboot, to avoid the PC trying to use it to boot from? Assuming you only have control over the flash drive and are not administering the PC. ...
1
vote
1answer
2k views

USB drive recognized in logs, but no device file for it

I'm trying to mount a flash drive (16 GB Cruzer) on my Arch Linux desktop. It works fine on my Arch Linux laptop, so it's not a problem with the drive. The drive is in /var/log/messages.log.3: Dec ...
1
vote
0answers
285 views

Missing data reading hidraw

When reading data from HID device via hidraw, sometimes I miss some data. I can see that the data is transmitted OK over USB using a hardware snooping device, but for some reason I don't always get ...
2
votes
1answer
3k views

Which Windows 7 log file contains device connection/disconnection information?

Windows 7 frequently plays the usb/new device connection/disconnection sound. It happens both when the computer is idle and under load. All usb device connections have been checked (though I can't ...
1
vote
0answers
43 views

Leaving cellphone hanging from micro usb port [closed]

Let's say one has a short micro USB cable. If one were to plug a cellphone into a computer, so that the cellphone was hanging down but not touching the ground, would this cause any damage to the USB ...
0
votes
1answer
88 views

VMware blocked usb access from Physical Machine

The problem is I cannot access my usb stick from the real machine. If I insert the usb and i have "Removable Devices" turned ON on my virtual machine I have full access and functionality on it. When ...
1
vote
1answer
640 views

How do I find the device node file for a USB device in Linux?

I've bought an X10 Home Automation USB interface: the CM15. This is the information lsusb gives: skerit@KIP-DU-SKER:~$ lsusb Bus 008 Device 002: ID 0bc7:0001 X10 Wireless Technology, Inc. ActiveHome ...
0
votes
2answers
357 views

How to get the device of a corrupted USB Stick on linux?

In order to try to rescue a USB stick which has probably a corrupted allocation table, I would like to get the device. I'm using Ubuntu 10 as a guest in VirtualBox, Host: Win7. Windows just tells me ...
2
votes
3answers
3k views

Danger/Risk of Plugging USB Devices into Powered USB Ports

This question seems like it would have a logical answer, but I thought I’d ask to be safe. As shown in the photo below, there exist externally-powered USB hubs (A) and USB power-adapters—like the ...
0
votes
1answer
113 views

What to do when you can't find how your device was registered?

Before Linux Kernel 3.0 (2.6.39) I can run the following command: # ifconfig wlan0 up Now I can't. I got an error saying that this device was not found. I've tried to unplug my usb dongle, plug and ...
0
votes
1answer
177 views

USB Device Model

I have a question, I want to know which type of controllers are connected to my PC. For example it is a XBox controller or a normal usb gamepad.
2
votes
3answers
7k views

What is USB root hub?

What is a USB root hub? My computer shows three USB Root Hubs in Device Manager. The first USB root hubs show four ports, the second shows three ports and the third shows eight ports are available. ...
0
votes
3answers
516 views

Use standard USB network device as Access Point

I have a USB WiFi Device (WISACOM WS-HP1000) which I can use with Linux to the rtl8187 driver. I am wondering: is there any way to use it as an Access Point or only the Master mode is able to offer ...
2
votes
5answers
2k views

cannot find USB device to mount

How can I find which /dev/? device to mount my USB hard drive on redhat 3 taroon, I've been googling a lot and checked log files and still no clue. I'm trying my last chance with you experts, # ...
2
votes
0answers
1k views

Windows 7 very slow installing new usb devices

I'm find an issue on some machines I administer where, upon plugging in a USB device, Windows takes forever 'searching preconfigured driver folders' for the device driver. This includes USB disks, ...
1
vote
1answer
226 views

How can you stop the Connect/Disconnect sound on WinXP?

I recently started using a KVM at work, and now every time I switch one of my machines sounds off Windows XP's connected or disconnected device wav file. Is there a way to disable this without muting ...
0
votes
2answers
2k views

Windows 7 x64 doesn't recognize Canon Rebel XT camera

When I plug my Canon Rebel XT into my Windows 7 x64 laptop via USB, I was expecting it to allow me to browse the photos on the CF card. Instead, Win7 attempts to install a device driver and fails. I ...
0
votes
1answer
185 views

Automatically open app on USB mount

Whenever I plug in a USB device (e.g. my phone, or a sdcard) ubuntu pops up a window asking what application to open it with. You can choose to "always open in this application" Where is that ...
0
votes
1answer
443 views

USB TV box and ultrasound machine is not recognised by guest OS in VirtualBox

I have installed VirtualBox on a Dell inspiron 1464 laptop with 64 bits Windows 7 Home Basic. I have installed Windows XP Home as guest OS in VirtualBox. But I cannot get my Gemini USB 2.0 TV Box and ...
2
votes
2answers
743 views

How to disable the “Please Install the Windows Live Device manager” dialog?

Whenever I plug in a USB device, Windows Live Messenger pops up the dialog box: Please Install the Windows Live Device manager How can I disable it other than by actually installing the ...
3
votes
3answers
1k views

Is there an RSM replacement in Windows 7? (to eject USB and Firewire devices from command line)

I know Windows XP and previous had an rsm.exe file in the <root>\windows\system32 folder that could be used to manage media. I used this command in batch files and from the command line to eject ...
0
votes
2answers
90 views

Can Windows 2000 drivers be used in XP?

I have Windows 2000 USB drivers for my PSION WaveFinder DAB radio receiver but cannot find any for XP. Are Windows 2000 drivers suitable for XP? If so, how do I go about using them? EDIT: Are there ...
6
votes
4answers
3k views

How does USB device recognition work?

I'm curious how USB device recognition works in Windows. I imagine it's something like this: When you plug in a device, it tells Windows "here's my device ID to tell you what I am" Windows looks to ...
22
votes
2answers
4k views

Why does my computer go “New USB device” every time I plug one into a different port?

Let's say I have a mouse. I plug this mouse into slot 1 out of 4 on a computer. It goes through the new device detected and all of that, which is fine. But if I come back later with the same mouse and ...
6
votes
8answers
4k views

Force Vista to “forget” a USB device

I have a device (HTC Dream / G1 Android phone) that I want to set up with a specific driver. Unfortunately I have already previously installed the device with the default driver. Even after ...