1
vote
0answers
48 views

Emulating scroll lock behaviour to trigger USB KVM switch

At work, I use two computers: one Windows machine for intranet and mail, one Ubuntu machine on a separate network for development. In order to easily switch between the two I use a simple USB KVM ...
0
votes
2answers
95 views

Giving more priority to a USB device

I have a keyboard with USB cable connected to computer through a USB 2.0 socket. But when I type fast, Ubuntu ignores some key messages (e.g. I may type CORRECT but what is typed may be CORET) . After ...
1
vote
0answers
115 views

Modifier keys cannot be mapped to regular keys on USB keyboard with udev

Using an hwdb file, /etc/udev/hwdb.d/99-keyboard.hwdb, I can remap the left Alt key on my USB keyboard as the Ctrl key: keyboard:usb:v*p* KEYBOARD_KEY_700e2=leftctrl This also works when I try to ...
0
votes
1answer
138 views

Targus USB number pad not working in Debian Wheezy

I am running a fresh install of Wheezy x86 and trying to connect a Targus number pad (model AKP10US) which has the USB Vendor/Model IDs of 05A4 / 9840. (FWIW the system is also running in VirtualBox) ...
2
votes
0answers
189 views

How can I set repeat rate of USB keyboard with udev?

How can I get my keyboard repeat rate to apply to a hotplugged USB keyboard? I made a udev rule to set the keyboard repeat delay and rate, /etc/udev/rules.d/99-usb-keyboard.rules with the following ...
3
votes
2answers
764 views

USB keyboard doesn't work with Debian installer

I have a wired USB keyboard. I've written the latest netinstall Wheezy image on my USB pendrive (using dd). It boots but the installer doesn't recognize the keyboard! (The same pendrive works on my ...
2
votes
0answers
47 views

Detach keyboard from the kernel

I am writing a remote controller app for an octocopter and want to use a keyboard as an input device for this app but I don't want it to have any effect outside this app. Somehow I would like to make ...
2
votes
1answer
136 views

Where in the linux kernel sources can I find a list of the different keyboard scancodes?

I was looking for a list of keyboard scancodes in the linux kernel sources, but I did not find anything. Does someone know where to find these? Especially the USB scancodes would be interesting.
0
votes
0answers
213 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 ...
6
votes
2answers
889 views

Is it possible for a daemon (i.e. background) process to look for key-presses from a USB keyboard?

I'm working on an embedded Linux project where I will be developing a program that will run automatically on bootup and interact with the user via a character display and some sort of button array. ...
0
votes
0answers
54 views

How to change layout as soon as a USB keyboard is attached automatically

I have a USB keyboard set, I attach it to my computer to use it with another language layout. The USB keyboad will type (e.g.) Russain. While the other (main) keyboard set will type English. To set ...
1
vote
1answer
342 views

A single key on keyboard produces extra keypresses for each simultaneously pressed key

I recently acquired MK-85 mechanical USB keyboard from QPAD. The keyboard works perfect on Windows. It works perfect in Syslinux. It works almost perfect on Linux. The only issue on Linux is that a ...
2
votes
1answer
897 views

USB keyboard only works intermittently in GRUB 2 on reboots - how to make it work consistently?

Something weird is going on with my keyboard. The keyboard is a USB-connected Unicomp, which works absolutely flawlessly once the computer is up and running. However, GRUB 2 (specifically, ...
1
vote
0answers
313 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 ...
3
votes
1answer
656 views

How to distinguish input from different keyboards?

I want to write an application in Python that you can use with your default keyboard and a specially designed one for the application. I will design it simply by using a small numerical keyboard with ...
3
votes
1answer
524 views

Getting keyboard to work in debian 6.0 in order to unlock root partition

I just installed Debian 6.0, encrypted / and now I'm trying to boot. When GRUB comes up, I select Debian, it loads the initrd and asks for the root password, however I can't enter anything, because ...
2
votes
0answers
145 views

Netbook w/ Fedora 17 and USB Numpad at Boot Disables Internal Keyboard

I have a netbook with F17 installed. No X, just text console. The system boots fine and the internal keyboard works. I can plugin a USB numpad after boot and it functions reliably. However, if the ...
1
vote
1answer
3k views

Keyboard/mouse do not work when connected to USB hub, but only on Fedora - works on other distros

For the record, the same problem happens in openSUSE, too, and the solution is the same. It is fixed in both Fedora 18 (as far as I could tell: I just booted a live CD) and openSUSE 12.3. I installed ...
2
votes
2answers
319 views

Swap alt and windows key except when using an external keyboard

On my laptop the Alt and Windows keys are in the opposite positions that I'd prefer them in. Swapping them is fairly easy. However, my external (USB) keyboard has the Alt and Windows keys in the order ...
2
votes
0answers
729 views

USB keyboard won't work with usbhid driver

I have an HP thin client (model t5325) which runs Debian Linux (kernel 2.6.22.18-1-armel). We are testing some kiosk keyboards from Operator Interface Technology which are presenting themselves to ...