Questions tagged [touch-screen]
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150 questions
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How to tell what virtual touch screen keyboard is installed?
I am working on a system that runs chromium in a docker container, and the docker container is running on a linux system. The screen attached is a touch screen. I have heard numerous customer ...
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40 views
Touchscreen sometimes stops registering inputs during kiosk mode
I am working on a project using a yocto build for a compulab module for the imx8 processor. It contains a ft5x06 touchscreen, connected to using a custom out-of-tree usb-i2c bridge module. This all ...
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253 views
Arch Linux -- Touch screen not detected (anymore)
I have a Dell Inspiron 13 5378 2 in 1 laptop (i5-7200u, ~2017). Originally, it ran Windows 10 and the touch screen worked like a charm. Now, after many years without regular use, a fresh install of ...
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79 views
Issue with two IR Touch Screens on Ubuntu 24.04 – Only One Detected as Input
I'm facing an issue connecting two old IR touch screens on Ubuntu 24.04. The models have the ID 6615:0080. The system detects both screens when I run lsusb: Bus 003 Device 004: ID 6615:0080 ...
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Touch screen behaviour
I want to develop a simple GUI panel using Raspberry Pi 4 and Touchscreen LCD module. My desktop is LXDE and below is the uname output. Linux rpi4 6.6.51+rpt-rpi-v8 #1 SMP PREEMPT Debian 1:6.6.51-1+...
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Is it possible to read raw data from a Ilitek v3 touch controller?
I own a touch controller based on an Ilitek 2511QH010, that uses Ilitek protocol version 3. I know the Linux kernel has a driver for it, in fact connecting the USB cable to my Ubuntu 24.10 it is ...
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1 answer
724 views
How to resize/transform touchscreen area with Wayland
I have an external monitor connected to a machine with a built-in touchscreen display. When setting a 16:10 external display to mirror the 16:9 touchscreen display, we get black bars on the ...
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1 answer
1k views
xorg: assign touch screens to monitors - with serial number
I'm using an application with two identical (ELO branded) touch screens on xorg. I would like to automatically assign the correct touch panel to the corresponding monitor, even if usb cables or ...
1 vote
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221 views
Wakeup from touchscreen does NOT work in embedded Linux
I am working on an embedded Linux (kernel-5.10.24) and there is a GT911 based touchscreen. The touchscreen is working well now. Then I tried to test the suspend/resume in this system. There is an RTC ...
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1 answer
2k views
How to emulate touch event by writing to /dev/input/eventX in Linux?
I am working on an embedded Linux (kernel 5.10.24) with a touch screen. Now I want to trigger touch event by writing to /dev/input/eventX corresponding to the touch screen. To figure out the event I ...
1 vote
2 answers
6k views
Force refresh rate through HDMI + remap touchscreen of external monitor?
I hope that someone will be able to help me because I am losing my nerves. I am working on F37 Silverblue + Wayland / X11. System has nVidia Optimus, with proprietary nVidia drivers (not Nouveau). ...
1 vote
1 answer
3k views
Simulate touch manipulation on Linux
I'd like to test how well my Linux app works on Linux-based touch devices. Unfortunately, I don't have such a device, which is why I'd like to find a way to simulate touch gestures on a standard ...
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1 answer
1k views
Calibrate touchscreen of external Monitor under wayland sway
How do I calibrate the touchscreen of an external display under wayland - sway? If I plug an external monitor with touch support the touch input is getting mapped to the main monitor, not the external ...
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1 answer
115 views
Touchscreen boundry
My laptop is having touchscreen. When I connect an external monitor to it via USB-C, then touchscreen calibration of laptop get distorted. Note that this external monitor DO NOT have touchscreen. It ...
1 vote
1 answer
3k views
Debian bullseye: touching the touch-screen with a finger does not click on objects in Qt/Plasma applications
I am testing Debian Bullseye on a Thinkpad X1 Yoga Gen 6, using a live cd with KDE and non-free drivers (debian-live-11.5.0-amd64-kde+nonfree.iso). I'd like to be sure that everything I need works ...