Questions tagged [touchscreen]

Use this tag for questions about touchscreen compatibility, and how to use compatible touchscreens with the Raspberry Pi.

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18 views

Removing 3.5inch touchscreen and going back to HDMI out

I installed a 3.5inch touchscreen onto my pi 3 model b+, it came with a wee card of the setup lines etc. That was sometime ago, and now I need to revert the system back to being HDMI output. I’ve ...
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28 views

Pi4B: touch LCD+HDMI monitor, touch area issues

I have a Pi4B with a fresh install of Raspbian. I have a 4" touch LCD on HDMI0, and a 13" non-touch portable monitor on HDMI1, and I configured the workspaces so they don't overlap. I enabled touch ...
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1answer
21 views

Pi4B/Raspbian Buster: Dual screens no longer working after enabling touch

I have a shiny new Pi4B with a 4" touchscreen case (one of those XPT2046 ones). I also bought a portable 13" screen. The idea is to have a super-compact mini-computer on the go, and to be able to use ...
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69 views

JavaFX application does not accept touch inputs

I am trying to run a javaFX application on a raspberry pi 3b+ with a 7" 1024x600 touchscreen by Lebula. When I plug a mouse in, the application works as normal, but, when I try to use the touchscreen, ...
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1answer
36 views

RPI hid_multitouch invert XY

I'm trying to make a usb touchscreen working or a rpi4 with 2020-02-13-raspbian-buster but I'm stuck on a new known problem I think but I would appreciate any help to find a solution. My problem is ...
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1answer
33 views

Mirroring output to element 14 7" touchscreen and hdmi

I would like to have the touchscreen and hdmi displays mirrored but I can't find any info or setting to mirror. Running Raspbian Buster and using an element 14 7" touchscreen. Edit: I got mirroring ...
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37 views

How to install a Kuman 7" Touchscreen with Raspberry Pi

New to Raspberry and just experimenting for now. I bought a Kuman 7" touchscreen and got the display to work, but I am having trouble installing the matchbox touchscreen software. I moved the ...
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80 views

Raspberry pi 4 and Viewsonic monitor with touchscreen

The question is: does monitor "MONITOR VIEWSONIC 21,5" LED LCD TOUCH TD2220 VGA/DVI" support touchscreen on raspberry pi 4? If you have any prior experiences or educated guesses then please help. I ...
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45 views

Camera NoiIR camera wont work while my touchscreen is plugged in

I've got a raspberry pi V3. A touchscreen that connects to the DSI port and a Pi NoIR camera module and running the latest lite image. The touchscreen is a non-pi brand screen i found on amazon. It's ...
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33 views

Brightness issue in Waveshare 10.1 inch Capacitive Touch Screen

I have 10.1 inch Touch screen displays (10.1inch HDMI LCD (B) 1280×800, IPS) https://www.waveshare.com/10.1inch-hdmi-lcd-b-with-case.htm I am using Raspberry Pi 3 Model B with Android Things OS and ...
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29 views

power problem with pi4 and 7" touchscreen

I have a Pi4 that I have connected to a 7" touchscreen. The touchscreen is powered by a microUSB cable, the Pi4 is then powered through the GPIO, per the instructions. I keep getting the low power ...
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104 views

ElectronJS on RaspberryPi3B - Gtk-WARNING **: cannot open display:

I am trying to develop an ElectronJS GUI application on the RaspberryPi3B with the standard 7" touchscreen connected. Currently, I have Raspbian Buster Lite and I use SSH to connect to the Pi. I ...
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45 views

Samsung Flip + Raspberry Pi 3

I have started to work with a brand new Samsung Flip digital paperboard (WM55H). This device works well with my laptop (WIN10) but i would like to have another PC connected to the screen in any ...
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71 views

Raspberry pi 3b+; buster touch events

I am a beginner with the raspberry pi and trying to get my hands dirty on RPi 3b+, OS- Buster, 7 inch HDMI- touch screen. I am trying to build simple gui with one button and one label to display a ...
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84 views

Issues running Kivy and Flask together on Raspberry Pi 2 with touchscreen

Setup Kivy 1.11.1 Flask 1.1.1 Python 2.7.13 Issue I have an issue running together a Kivy app and Flask as thread on a RPi2 with a touchscreen. It is similar to the issue mentioned in this post ...
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16 views

Touch recognized on other monitors

When I touch my 7 inch touchscreen the touch is recognized on another monitor. I am running the 7 inch touchscreen as another monitor using Windows 10 to display and interact with the Garmin GTN 650 ...
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1answer
130 views

How do I enable multi-touch on a UPERFECT 1024 x 600 7inch touchscreen

Running Raspbian on a Pi3B. Connected by HDMI and USB, the touch feature works, but only as if with a left click on a mouse. No mulitouch or long hold = right click. Device is specified as a 5-point ...
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184 views

Raspberry pi 3 - black screen when connected to touch screen 5 inchLCD

I am trying to set display of raspberry pi model B+ to 5 inch touch screen. I have mounted SD card and changed config.txt file in /boot/config/firmware folder and added following entries. hdmi_safe=1 ...
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103 views

Unable to run JavaFX application on Raspberry Pi 4B

I have developed one JavaFX touchscreen application with screen size 800x480 which runs fine on RPi 3 with the Raspberry Pi 7" Touchscreen Display in the default resolution (800x480). Now I am trying ...
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80 views

Chromium Kiosk - return to index page on screen wake

Currently using a Pi3b+ and Official 7inch touchscreen. Ive configured the screen to turn off after 15seconds inactivity. During this period i require it to return to a home/index page on the browser (...
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12 views

Vertical Match Box keyboard for Pi

I am looking for a vertical virtual keyboard utility for the Pi. I have a 5" touch screen display that is oriented vertically. I needs to show a keyboard on the display. What I really want is ...
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51 views

Strange behaviour of touchsreen 3.5 inch waveshare TFT screen

I've bought display a few days ago (Waveshare 3.5 inch B 2.0 version) and have some problems with touchscreen. I followed this tutorial : https://www.waveshare.com/wiki/3.5inch_RPi_LCD_(B) and I don'...
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1answer
239 views

Raspberry Pi 4 touchscreen misbehaving when using a secondary monitor

First of all I recorded a video on the phenomenon, this might be more descriptive than my words: video of the problem I have a project in which I have to use two displays: one that is the 7 inch ...
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1answer
161 views

Artillery [ ILI9341 ] 3.2" LCD Touch Screen White Display and Driver Problem

I bought this Artillery 3.2 Inch LCD Touch Screen Display Monitor: https://www.aliexpress.com/item/32553185633.html?spm=a2g0s.9042311.0.0.27424c4dFky0Ok But it only shows a white screen, so I ...
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1answer
192 views

Raspberry Pi4 with Planar PCT2235 touch screen monitor

I'm fairly new to the raspberry pi world and I have a Planar PCT2235 22"touch screen that I would like to use with my raspberry pi4. The display works and the touch function sees the touch of my ...
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1answer
464 views

Kivy on raspberry pi touchscreen not recognizing touch input

I have kivy installed on a raspberry pi 3B with the official 7" touchscreen attached. The touchscreen its self works perfectly and touch input is working as expected in the desktop environment. I ...
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1answer
63 views

Reporting undervoltage, accidental reverse voltage

I've got a raspberry pi 3b+ mounted in my wall with the official 7″ touchscreen, and after some time i noticed the symbol in the top right corner notifying that it does not get the voltage it's ...
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2answers
74 views

The best way to connect the 7” touchscreen

I have a pi 3 model B+ and the official raspberry Pi PSU, and the official 7” touch screen. I’m running Raspbian with all the latest updates. I have connected the display using a USB cable as ...
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1answer
274 views

Need a large (20 inch +) touch screen monitor Raspberry Pi 3b+/4b running Debian Buster

I'm looking for a large (20 inch +) touch screen monitor for Raspberry Pi 3b+/4b running Debian Buster. We tried the ViewSonic TD2230 but the driver support is lacking; Tkinter misses about 35% of the ...
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24 views

Why does Start X oversizes content for PiTFT display?

I have a raspberryPi zero running Raspbian-lite and Im using the solution that is given to this question to create a kiosk type application, that startsX on boot and uses the open box window manager ...
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39 views

Using 10 inch TFT touch screen with Raspberry Pi. Does not rotate the touch screen correctly

I am using the lastest version of Raspbian on the Raspberry Pi. I am using a 10 inch screen TFT touch screen. In /boot/config.txt, I've added the following 2 lines: display_rotate=1 xinput set-prop ...
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1answer
823 views

Raspberry Pi 4 Installed screen drivers but disabled my hdmi

I bought a touchscreen and installed the drivers for it, but now my hdmi doesn't work. I am currently running Raspbian on Raspberry Pi 4 model B.And I have a 3.5 inch tft screen.I do not no what ...
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11 views

how to change the check frequency of an egalax touchscreen

i have an egalax resistive touchscreen, it works in a normal way, but if i touch it rapidly, for example, just lie it down and drop down a pen on it, it just no response. I guess it maybe needs to ...
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50 views

How to manually connect the 10.1" touch screen 4 pin FFC to raspberry pi 3?

I have this touch screen and I have a universal lcd controller board. However, the controller board doesn't come with a 4 pin touch input. From connecting a 7" raspberry pi screen, is it correct to ...
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1answer
45 views

How to login throught ssh to my raspberry with a lcd screen

So I just got a 3.5 inch lcd screen for my raspberry 3 b+. I connected it and installed the drivers and is working fine, but when it boots it prompts me with the ssh login (obviously, I just didnt ...
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94 views

Help getting the CTP (touch) part of my circular touchscreen connected and working

I purchased this circular touchscreen on Alibaba to use with a Raspberry Pi in my prototype. I told the manufacturer I was using a Pi and the screen does not connect to the Pi by default as it has a ...
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27 views

How can I custom set my 7'' touch screen to the resolution of my preference (custom)

I have an LCD Display that is 7" but I want to set the resolution to 1024x600 but I can find a way how
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0answers
59 views

Touchscreen calibration: touchscreen does not cover full display

I have purchased an industrial touchscreen monitor that supports Linux through PenMount drivers. The VGA video output (via HDMI adapter) works perfectly, and the USB touchscreen is perfectly ...
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2answers
358 views

Touchscreen xinput calibration not working

I want to calibrate a touchscreen named "eGalax Inc. USB TouchController" on my Raspberry Pi. I think X and Y axes of the touchscreen are inverted. I used xinput_calibrator for this purpose. When I ...
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1answer
468 views

What to look for in a Large Touchscreen [closed]

I am making a kiosk application and need a large touchscreen monitor for the same. I am looking for large touch screen display(24inch-27inch) which can work with raspberry pi 3 B+ and RPi zero with ...
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1answer
170 views

Pi 7" touchscreen + Chromium in kiosk mode shifted down + right by 10px

I am using a Pi 3 B+ with the Pi Foundation 7" touchscreen for a personal home automation system. The UI is a webpage displayed in a Chromium browser in kiosk mode. Here are my specifics: /etc/X11/...
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316 views

Raspberry Pi Touchscreen Screen Control (Python)

I want to create a script that will turn off my Raspberry Pi Touchscreen if nobody touched the screen in 30 seconds. (In the future I want the option to reset this 30 second timer with other programs -...
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2answers
4k views

Rpi3B/Rpi4B ILI9341 / XPT2046 SPI 2.8" Touch TFT LCD Connection / Driver Problem

It is possible to connect this LCD TFT screen to the raspberry 3 model B please ? I don't understand the schematic for SPI connection. Any help is welcome thank you. I have follow this answer but it ...
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0answers
41 views

GUI Button Highlight

I'm having an issue with the highlight of the buttons on a GUI that I created with tkinter. When I run the GUI on my windows machine and the cursor is over the button, the button is not highlighted ...
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78 views

touch screen issue lsinput - 3b+ XPT2046 5"

screen works fine. I've tried the many different suggestions online and they all only solve part of the problem then cause further issues. I've got to the point now where it's just the touch that ...
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0answers
25 views

varying responsiveness of official raspberry pi 7 inch touchscreen

I bought 2 official Raspberry Pi 7 inch Touchscreens and 2 Raspberry Pi +3B devices. I connected everything and the screens are working, most of the time. But about 1 out of 10 clicks/touches on the ...
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77 views

ffplay and 7'' touchscreen

I'm trying to use ffplay with my RPi3B+ running the latest Rasbian Lite but it returns the following error: Could not initialize SDL - No available video device (Did you set the DISPLAY ...
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0answers
35 views

Weird output on 10.1" HDMI/USB touchscreen (Waveshare)

I have an HDMI+USB 10.1" screen connected to Pi. When used only HDMI is work fine but when pluged usb (touch) the display weird output.
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153 views

Use VNC to get right-click on touchscreen

I found that when I use a Windows VNC client to connect to my Pi, it has a very nice emulation of right click, middle click, etc. The functionality I cannot get from my normal touchscreen setup: Pi ...
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427 views

How to configure duplicate screen on a Pi?

I have a Raspberry Pi 2 connected with a TouchScreen. I also connect another external display via HDMI. Goal I've been trying to make my external display show as duplicate mirror the one on the ...

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