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

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63 views

Reading GPG passphrase from the physical keyboard in OpenBSD

I'm using Synergy to control an OpenBSD desktop from a Linux computer (think of it like a VNC client/server). That is to say what I type on the keyboard goes through a network connection before it ...
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4k views

Bluetoothctl: No default controller available

I'm having issues connecting my Logitech K810 Bluetooth keyboard in Debian Jessie with BlueZ version 5.23-1, kernel 3.16.0-4. The keyboard works fine most of the time but sometimes it doesn't work at ...
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97 views

OS X-like deadkeys behavior on Linux

I'm on Debian (actually Crunchbang), and my notebook has a default US layout keyboard. My native language is Brazilian Portuguese (pt-BR), so I've changed my layout with setxkbmap -layout us -variant ...
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428 views

xmodmap for key combination - how to toggle the Fn behavior?

With Logitech K290 keyboard via USB, F. keys are not accessible by default, and I need to press Fn before using them, which is not really usable. The Fn key alone does not fire any event in xev. ...
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12 views

Keyboard slowing mouse refresh rate under Debian 8

This odd issue is preventing me from developing software on my current Debian Jessie setup. Whenever I press or hold a key on the keyboard – any key with the apparent exception of shift and alt&...
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39 views

The T on my keyboard auto's to caps

When I use the T key on my keyboard, it capitalizes all and any letter keys that follow. This appeared after I had installed Wine on my Dell Inspiron 630m. Is there a fix?
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23 views

Problems Using Microsoft Sculpt Keyboard with Fedora

I've been using the Microsoft Sculpt keyboard for about a week with almost no issue. The one problem I'm seeing is that the Ctrl+F keyboard combo doesn't seem to work anywhere in my OS, other ...
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82 views

Keyboard doesn't work in X11 after resuming from sleep/suspend

My computer: Debian 8.3 Linux 3.16.0-4-amd64 #1 SMP Debian 3.16.7-ckt20-1+deb8u3 (2016-01-17) x86_64 GNU/Linux Dell Latitude 5420 I'm using XMonad window manager, some applets (in stalonetray) ...
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199 views

How can I remap mouse buttons to modifier keys?

I have a fairly standard Logitech M510 wireless mouse with the three regular buttons, forward and back buttons, and scrolling and sidescrolling. The forward and back buttons are worse than useless ...
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97 views

Custom keyboard shortcut to switch on certain language on Fedora

I am using Fedora OS. I need to set up the custom keyboard shortcut to switch keyboard to certain language. I. e. right Shift to English and left Shift to Russian. Fedora keyboard settings allows only ...
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221 views

Help with udev rules my Keyboard thinks it's a Joystick

I'm running Archlinux and I have a weird problem my "Microsoft Wired Keyboard 600" gets picked up as a Joystick and a Keyboard for some reason. Note: Output trimmed ─$ xinput list Virtual core ...
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194 views

Cannot use keyboard within Qt app without sudo

I have an embedded Qt application crosscompiled that runs on BeagleBone Black. It works Ok, but one thing- It doesnt accept keyboard input if i wont run in directly on BeagleBone Black preceeding with ...
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67 views

How to show the status of all modifier keys in X11?

I have a remote connection through NX client (Remmina) from my local box (Ubuntu 12.04) onto a remote Linux box (CentOS 5.3) with no root privilege, and it only has a strictly restricted internet ...
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357 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> { [ ...
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132 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 ...
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536 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 ...
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162 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 ...
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654 views

How to load HID kernel module from the kernel command line?

While upgrading a server from kernel 3.2.9 to kernel 3.5 I had a problem with the network (ifconfig eth0 up won't work) so I updated the system to get a newer userspace, but in the process something ...
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1k 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 ...
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44 views

Disable CapsLock functionality on short press

Is there any way to make pressing CapsLock effective only on long press? for example it effect only when we press and hold it for half a second? (I'm using ubuntu 14.04)
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135 views

On-screen keyboard does not appear on screen upon focus of input in browser

I am using Fedora 21. I have activated on-screen keyboard using the universal access. I cannot get the on screen keyboard to appear when working on browser, office calc and directory. The only time it ...
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36 views

Can I configure a touchpad to act as modifier keys in some circumstances?

I have Debian and use Emacs a lot. I have an idea which could help me in using modifier keys. Currently I just switch the touchpad off when using Emacs, with this command: synclient TouchpadOff=1 ...
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40 views

Set up bluetooth keyboard to enter disk encryption password

How can I set up a bluetooth keyboard, so that I can use it to enter the disk encryption key, so that my encrypted linux system boots.
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177 views

How to setup zkbd (zsh keyboard bindings) in a server?

I have zsh shell in a Linux server, and connect to the server from screen sessions in different computers. I'm trying to get control keys, such as home and end, to function correctly. Because zsh ...
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38 views

How to determine what event is disabling Sticky Keys?

I have an ongoing problem with Kubuntu 14.10, when using the computer I find that Sticky Keys is suddenly disabled. I reenable the feature, but in after some time (measured as three minutes to days) ...
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49 views

Strange behaviour of the 'r' key on keyboard

I have an Arch Linux machine whose 'r' key started misbehaving recently. This only happens when the language is set to English (in another language, it works correctly), which makes me suspect it's ...
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330 views

How to permanently remap caps lock to esc in X11?

I want to remap caps lock to escape in X11 (i.e. pressing the physical caps lock button will be interpreted as esc by applications and esc's behavior will not change). The solution must survive an X ...
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149 views

some function buttons not recognised (even at scancode level) after resume from sleep

As in the title, some function buttons are not being reconised after resuming from sleep. systemctl suspend is used. The buttons work fine after boot and before the sleep but not after. I have tested ...
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115 views

Remapping Num Lock key to function as Caps Lock

As a followup to this question, my Caps Lock key is now mapped to Compose instead. However, it turns out that my 14 month old toddler still manages to turn on Caps Lock from time to time with his ...
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60 views

How to attach keyboard and mouse to another screen?

By default, the X server would attach keyboard and mouse to display 0:0, but how to change it to another screen such as 0:20?
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0answers
39 views

Why when I press bloc num, my linux writes on disk?

As title, when I enable or disable the Bloc Num, my Archlinux writes something on disk. I can't understand what it saves, probably it's logging, but I can't find nothing in logs. And also, why should ...
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191 views

How can the xkb layout settings be simplified?

The question is, if there is a way to simplify the structure of the xkb configuration related to keyboard layouts? As explained in further detail below there are 5 independent places in which a ...
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214 views

How to use right-Alt key instead of left-Alt key

I have archlinux with i3 window manager. My left alt key is broken and I want to assign left-alt tasks to right-alt. How i can do this? Now when I hold right alt and press a key, just types ...
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58 views

How to capture a keyboard shortcut

I need a script, that will run in terminal (under X11), and wait for a keyboard shortcut (happening anywhere in the desktop environment), once that shortcut (or key press sequence) happens, it will ...
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0answers
446 views

Keyboard key is not recognized even with showkey

I am using Ubuntu 12.04, in a laptop that I carry around and use with different physical keyboards (as I don't feel comfortable with laptop keyboards) For one of those keyboards (Dell SK-8135) the ...
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86 views

Keyboard error in Fedora 20 (virtualbox)

When I press the ALT key it also presses the CTRL key in the guest machine (Fedora 20). This prevents me from typing [ ] { } ~ ... and so forth. My current workaround is: After I press ALT I press ...
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300 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 ...
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440 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 ...
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448 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 ...
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716 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
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0answers
437 views

delete key doesn't remove selected files

In file manager or on the desktop when I select a file and hit delete key it does nothing. Shift+delete works fine, as well as deleting in text editors. I'm using Debian Wheezy 7.4 with xfce desktop ...
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0answers
123 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- ...
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0answers
86 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
190 views

Keyboard backlight is very dim

I have a Samsung Series 9 running Fedora. It has a backlit keyboard but even at the maximum setting, keys are not readable. The functions keys controlling the level are working, the OSD indicator ...
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votes
0answers
404 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 ...
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0answers
131 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 ...
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0answers
1k views

Check if Keyboard and Mouse are plugged in

Is there a way to detect if a keyboard and a mouse is plugged in (and working) in Linux? This will be embedded in a PXE setup, so I only have Kernel + Modules and Busybox available. Bonus question: ...
2
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0answers
772 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 (anti-ghosting, a/k/a N-key rollover) over ...
2
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0answers
276 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
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0answers
608 views

OpenSUSE - Apple Wireless Keyboard - Switch “fn” and “ctrl” key?

I'm trying to configure the Apple Keyboard so that the "fn" key and the "ctrl" key are swapped. So far I swapped the "cmd" and "alt" key, the "°" and "<" key using xmodmap. Information for that can ...