General keyboard topics, including keyboard hardware and keyboard functionality in software.

learn more… | top users | synonyms

2
votes
1answer
360 views

Getting direct input from keyboard, ignoring X

I've made a hardware keylogger for PS/2 (it is connected between keyboard and PC) and it's storing keystrokes directly as keyboard is sending signals. When device dumps data to the computer, ...
2
votes
1answer
217 views

Printing conjunct unicode characters using single keystroke

I want to print a conjunct unicode characters (which do not have dedicated unicode value assigned to it, but which can be print using the combination of unicode characters) using a single key stroke ...
2
votes
1answer
394 views

Just installed openSUSE 11.3, and after 5 seconds , my keyboard goes to sleep for 1-2 characters?

My keyboard skips one or two characters, whenever I stop typing for 5 seconds or more. Since I just installed 11.3 openSUSE, I don't know if this issue is an improper configuration, a bug in 11.3, or ...
2
votes
1answer
518 views

Ubuntu Remap script for UK Logitech Cordless Wave Keyboard

I have just bought a Logitech Cordless Wave UK Keyboard and mouse and I'm trying to get the keymapping sorted but not having much luck! The main problem I have is none of the key seem to give me the ...
2
votes
0answers
21 views

Remapping Left Control <LCTL> in xkb changes behavior of Alt + Left Shift

For some reason pressing any alt key (including <MENU>) together with <LFSH> toggles "Switch windows of an application". This can be turned off by commenting out key <LCTL> { [ ...
2
votes
1answer
60 views

Grabbing keyboard control in shell script

I have a certain shell (zsh) script which reads one character at a time and performs an action afterwards. In the shell, this is realized by "read -k" in a loop. I want to execute the script as a ...
2
votes
0answers
24 views

Keep keyboard layout upon inserting external keyboard

I have a custom keyboard layout, that I enable using this commands: setxkbmap -verbose us -variant altgr-intl xmodmap -verbose /home/coub/.myxmodmap This works just fine, the thing is, that when I ...
2
votes
0answers
63 views

Alt key not recognized - Dell Inspiron n4110/Mint 16 (Petra)

I'm running a fresh install of Mint 16 on an essentially-brand-new Dell Inspiron N4110. I booted to Kali Linux initially, and noticed AltTab, AltF4, and AltD (address bar focus) weren't working in ...
2
votes
0answers
142 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 ...
2
votes
0answers
40 views

Alternate keyboard inputs: dwm on Debian

Currently my laptop's keyboard has some broken keys (z, x, c). When using my Windows partition I know I can just use Alt-codes to enter the keys or use alternate hotkeys for the respective keys (Alt- ...
2
votes
0answers
45 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
0answers
125 views

Remapping shifted function keys in XKB

I'm working on a keyboard layout for the Khmer language and I'm quickly running out of space. My aim is to create a keymap that includes all the characters in the Khmer script as well was their ...
2
votes
0answers
97 views

Xmonad seems like a (physically) painful experience

I've been using Xmonad for several hours after hearing recommendations from several people. Currently my configuration is very basic. I mapped the modifier key to the "windows key" as suggested in ...
2
votes
1answer
139 views

Sun type 5 keyboard via serial port replicator

I'm running Ubuntu 12.04 on an HP G60 laptop with a Targus serial port replicator to USB and a custom cable between the keyboard and the replicator I ran modprobe sunkbd. Nothing works for the Type ...
2
votes
0answers
335 views

Logitech G110 Multimedia Keys in Linux Mint 14

I know that plenty of questions have been asked about multimedia keys, but I'm having trouble finding a solution for my specific problem. I have a Logitech G110 keyboard, which (besides the macro ...
2
votes
0answers
470 views

How to change a keycode using setkeycodes

I have a Thinkpad Edge E130 running Sabayon (a Gentoo-based distro), and I'm fighting the well-know bug Xorg 255 keycodes limit. My laptop has the Fn+F4 hotkey for Mic Mute/Unmute. This is the ...
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 ...
2
votes
0answers
212 views

K800 USB Wireless Keyboard - keyboard repeat rate intermittent problems

Any advice as to how to debug this: My K800 USB Wireless Keyboard's repeat rate intermittently stops working. It will start behaving erratically and when holding a key down it will either not repeat ...
2
votes
0answers
130 views

xkbcomp doesn't update keymap for running xterms?

When I use setxkbmap all programs use the new layout but when I change the keyboard layout with xkbcomp to my own only newly started programs are affected (using xkbcomp with a file with a default ...
2
votes
1answer
95 views

Preventing multiple keypresses from RF remote

I needed to replace a Gyration remote control (which was for controlling MythTV) and it is no longer made. So I got a Keyspan TSBX-2404. It works in the sense that it communicates with the box ...
2
votes
1answer
2k views

Keyboard and mouse do not function in Debian

I powered on my laptop running Debian kernel 3.3.0. After the boot process starts the X server and KDE, my keyboard and mouse do not function. Keyboard input works when I use the Recovery Console, and ...
2
votes
0answers
343 views

acpi_listen returns different result in Ubuntu than Arch Linux

Ubuntu is able to detect my Lenovo "Mic Mute" button with acpi_listen, but when I try it on Arch Linux, there is no output available. Model: Thinkpad X220 4290LY9 Tried to add acpi_osi=Linux in ...
2
votes
0answers
245 views

xkb: `ctrl:swapcaps` option messes with the escape key

I've been using setxkbmap -option "ctrl:swapcaps" to swap the capslock and left control keys, but I just recently noticed that this seems to mess up my escape key. With xev, I can see that pressing ...
2
votes
0answers
537 views

Keyboard repeat without pressing a key

Occasionally a key repeats although I do not press the key. I would like to prevent this phenomenon. The phenomenon happens when I am pressing Ctrl+w again and again. After several times of Ctrl+w, w ...
2
votes
0answers
703 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 ...
2
votes
0answers
912 views

Slow keyboard response in some Distros

I will be quick and clear. My keyboard is very slow in Gentoo, Debian, Ubuntu, Arch, PCLinuxOS and LinuxMint. It works fine in Mandriva, Fedora and Sabayon (Gentoo Based) It is slow even in Gentoo ...
1
vote
2answers
174 views

Perform an action when a wireless keyboard is connected

I need to perform a command when I connect a bluetooth keyboard. How can I 'listen' this event?
1
vote
2answers
176 views

German umlaut on Danish keyboard

I use standard Danish QWERTY keyboard (on Debian, if the distro matters). Is it at all possible to write German umlauts such as Ä, Ö, Ü by some key combos (that is without changing the layout to ...
1
vote
2answers
301 views

What's stealing my F11 key?

I've just installed Arch Linux with LXDE and Openbox on my Asus Eee PC 1000. I can't get my F11 key to work in any application. It doesn't appear to do anything when I press it. I installed xev, ...
1
vote
1answer
246 views

Strange terminal behavior: 'j' key not working in urxvt

For some bizarre reason my 'j' key stopped working properly. Every time I hit the key, it prints "true". If I type 'jake', the terminal prints: >>trueake I don't know what lead to this. I ...
1
vote
1answer
87 views

How to display the current keyboard layout?

Is there a utility that allows to graphically display the current keyboard layout? This can be useful, for example, when writing in a foreign language and having the physical keyboard only ...
1
vote
1answer
506 views

Determining keycode assignments for X.org on a PC

At some point around late 2008 to early 2009, some keycode values (apparently, for the keys that weren't on an XT keyboard) on a standard PC keyboard when running X.org under Linux changed. I don't ...
1
vote
1answer
183 views

ungrabbing keys

I have somehow managed to get my keyboard only to work and be able to select with the mouse cursor, only when the Shift and Control keys are held. How can I undo this? I have tried System -> ...
1
vote
2answers
415 views

Can't map XF86AudioRaiseVolume key in QJoyPad

I wanted to map my PSone gamepad to do some basic KDE/keyboard/mouse functions and everything works well except one thing. I use logitech ultra-x keyboard which has a few multimedia buttons (play, ...
1
vote
1answer
30 views

How to 'simulate' a Fn key

I want to 'simulate' a Fn key of an ASUS laptop running Ubuntu when using a normal external keyboard. How can I do this?
1
vote
2answers
442 views

How can I set the keyboard right on X?

Note: forked of this per recommendation here. I made a foolish typo for UTF-8, and expected that when I fixed it, the keyboard on X would work right. Since making this errant change, I was no ...
1
vote
1answer
190 views

how to send keyboard signal using a shell script

I have an application in graphical interface that when I run it, it's not opened in full screen mode, but when I use the keyboard shortcut Alt+Ctrl+M , it becomes fullscreen, I want to change the ...
1
vote
3answers
39 views

Before logging in my system, any way to make a key simulate another key?

In my keyboard I button doesn't work. I had earlier asked a Q on how to make a key simulate another key. That Q solved the issue only after I logged in my system. I'm working on Ubuntu 13.04. But how ...
1
vote
1answer
312 views

How to permanently disable the Insert key on Linux?

The Insert is located right next to Backspace. So when I am using Leafpad, Gedit, etc., I hit Insert by accident often, which causes the cursor to turn into a bold box which over-writes text as I ...
1
vote
1answer
51 views

Why grp:lctrl_lshift_toggle still keeps right keys as switch triggers?

I ran the following command in my terminal: setxkbmap -layout us,ru -option "grp:lctrl_lshift_toggle,ctrl:nocaps" but for some reason, the effect is the same if I specified "grp:ctrl_shift_toggle" ...
1
vote
2answers
228 views

Cannot type accented capital letters in kde-konsole

If i try to type a capital letter with accent (e.g. Ř) in kde-konsole, I get the following result: ˇR - the letter and the accent as two characters. The normal behaviour is that after pressing ˇ ...
1
vote
1answer
226 views

Map caps to esc for RHEL 5?

I have an older version of RHEL. In newer versions, there is usually an option to map the caps key to the esc key. How would I do this in an old version? Going to System Preferences -> Keyboard -> ...
1
vote
1answer
352 views

modify keyboard layout locally

I haven't found the correct keyboard layout for my macbook pro yet. I've found one that looks like it though (in .xinitrc): setxkbmap -layout us -variant mac yet this has one difference: the (',~) ...
1
vote
2answers
627 views

Left Ctrl key swapped with Fn key?

I used xev to try to capture the keycode, but I don't get any output from it. I get output for the rest of the keys I checked. This happened after my system froze (likely the fault of VirtualBox) so I ...
1
vote
1answer
82 views

Forcing keys to run bash scripts

Is it possible to define bash scripts for all keys on keyboard so that by pressing any key the bash script for that key will be run? The scripts may do anything, for instance they may save the key ...
1
vote
1answer
64 views

pressing @ in the keyboard gives " (and # gives £ ) in mint16

Hello I am using mint16(cinnamon). When I try to write @ it shows ". That is, key functioning of these two keys has got swapped somehow. Can someone please suggest a way to get rid of this problem.
1
vote
2answers
47 views

GRUB2 and Foreign Keyboards

If I have GRUB2 installed on a system that is using a foreign keyboard and I want to use CLI Mode, what key would I press? On Latin-based keyboards, we would press "C", but other alphabets lack the ...
1
vote
1answer
301 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 ...
1
vote
1answer
44 views

“k” key sends focus in event

After a dist-upgrade to wheezy, my "k"-Key misbehaves. When typed in a gnome-terminal, no "k" is printed. Instead the terminal seems to grab the focus and will not release it. If I drag-down the ...
1
vote
2answers
42 views

the n key does't work anymore but N does

I've been playig around xmodmap to create a custom keyboard (see Get the keycode of a key, from a custom made keyboard) But now, I can't use the n key anymore, but the Shift+n still work. I think I ...