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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1answer
2k views

Is there a way to rotate the camera's image at the driver level, not processing graphics after capture?

I've mounted an Arducam 5 MP camera inside a SmartiPi 2 case with the official 7" touchscreen powered by a Pi 4. Unfortunately, when I take a picture or use it as a webcam, the camera appears to be ...
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1answer
1k views

Getting Right click on Waveshare touchscreen

I have fitted this Waveshare 10 inch LCD touchscreen to my Pi4B (buster). It all works fine but I can't find a way to achieve a Right Mouse Click. Is there a way to get a right click?
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1answer
201 views

Running Pi4 and touchscreen off battery

I am building a portable RPI 4 and touchscreen and am hoping to be able to run it off a battery or external power, through one external port (ie, on outside of enclosure, one microusb port shows) ...
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1answer
74 views

How to use an lcd panel as keyboard?

I'm quite new to raspberry pi and custom Projects but I'd like to use an lcd touch panel like this (https://bit.ly/39HZpe4) as a keyboard for my raspberry pi 3 model b. I saw this in this video: ...
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0answers
97 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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1answer
70 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
120 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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1answer
342 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
455 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
392 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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1answer
162 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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1answer
900 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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1answer
67 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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0answers
137 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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0answers
40 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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0answers
225 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 ...
2
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0answers
131 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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0answers
215 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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2answers
210 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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1answer
850 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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2answers
1k 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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0answers
179 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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0answers
17 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 ...
3
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1answer
2k 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: the first one is the 7 inch ...
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1answer
510 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
542 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
2k 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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2answers
120 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
116 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 ...
-1
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1answer
1k 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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0answers
58 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
2k 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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0answers
84 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 ...
0
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1answer
129 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 ...
0
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1answer
218 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 ...
2
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0answers
83 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 ...
2
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3answers
2k 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
967 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
472 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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0answers
650 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
7k 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
66 views

GUI Button Highlight [closed]

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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0answers
96 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
34 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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0answers
49 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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0answers
279 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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0answers
916 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 touch ...
0
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1answer
200 views

Raspberry Pi Touch Screen - I can't do anything

So, I recently bought a UCTRONICS LCD 3.5 in. touch screen for the Raspberry Pi (I have a Raspberry Pi 3 with Raspbian Stretch), and attaching it and getting it to turn on worked just fine. I ...
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0answers
76 views

How do I find which pins my TFT display is using?

I have a TFT Touch Screen Display from Tontec that I'm using for a project. According to the product description the display only uses 8 pins. However, the connector cable takes up 26 pins worth of ...
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0answers
89 views

Waveshare 7'' LCD conflicts with WIFI (hostapd)

I have bought a Waveshare 7'' LCD (C) (https://www.waveshare.com/7inch-HDMI-LCD-C.htm) and it seems to work correctly on Raspberry PI 3B+ following the instructions on the site (it doesn't require ...

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