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
24 views

Chromium and virtual keyboard with automatic popup

I want to run Chromium in full screen (kiosk) on Raspbian Stretch. I have a touch screen and I need a virtual keyboard to popup when I enter a text field. On Debian 9, I have gotten this to work ...
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1answer
26 views

Mirror imaging the Raspbian desktop for GPIO screens

How can I make the raspbian desktop look like I am viewing in front of a mirror? (basically backwards) I've already looked in the documentation for config.txt (here is a link) and tried to use rotate, ...
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1answer
13 views

Raspberry Pi screensaver/DMPS on/off to trigger shell script on change

I've got a touch screen without backlight control and and turning off the HDMI-output just brings up a "no signal" placeholder on the screen. I've soldered a octocoupler to the power toggle ...
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1answer
14 views

Pi Touchscreen Dim with Chromium kiosk — how can I switch on/off/dim through REACT or NODE.JS commands?

Auto switching touchscreen on/off is critical for our project with 9 RPi's in large home with 6 bedrooms, living, study, play room, etc. The app is React on Chromium kiosk mode, running Node.js ...
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0answers
26 views

RPI4 Ubuntu 20.04 touchscreen

I have a Raspberry Pi 4 with Ubuntu 20.04 installed attached to a 22" hannspree touchscreen that reports as a "Weida Hi-Tech CoolTouchR System" USB device to /proc/bus/input/devices ...
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0answers
29 views

Gestures not working on FT5336

I'm new to the CM3+ module, but I've worked extensively with other RPi products. I'm currently trying to implement my own FT5336 driver, but I'm having some slight problems, as the "Gesture" ...
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0answers
14 views

DTOverlay for Focaltech ft6336c touchscreen

I have a touchscreen which uses the ft6336c driver for the touch (the video is sorted via a DPI interface). I have found that there is a kernel driver, edt-ft5x06.ko but I can't find an overlay. Does ...
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0answers
47 views

Raspberry Pi 4 7inch HDMI touchscreen issues

I am using 7 inch HDMI touch screen with Raspberry Pi 4. I am having below issues: I have connected the HDMI cable to the touchscreen and connected the mini hdmi to hdmi0 of pi. I have also connected ...
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1answer
24 views

Raspberry pi Touchscreen CSI to HDMI extension

I need to connect my raspberry pi 7 inch touchscreen to my raspberry pi board from a distance of 5m, so I bought some CSI/HDMI extensions that seem to work great with a 1m cable, but when I try o ...
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0answers
12 views

xpt2046 LCD touch sreen doesn't work with xserver

I had installed the touchscreen on the gpio of my pi 0w and did worked like a charm. Then I decided to install Xserver, lightdm : sudo apt install raspberrypi-ui-mods After what the screen is grey ...
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0answers
17 views

Raspberry Pi white screen after several days what is the problem

I have a Raspberry Pi that is connected to a touchscreen via HDMI. After several days the screen becomes white and it does not work anymore. When you reboot the Pi it works again. The Pi is used to ...
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1answer
16 views

Screen locked after screensaver blank screen only

Using xscreensaver I'm trying to suspend/blank the screen (essentially turn it off to save power) without locking but I don't seem to be able to do this. I'm using the official 7" touchscreen. I have ...
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0answers
20 views

Is it possible to connect two touch screens to the Pi 4

So I know the Pi 4 will support dual monitors out of the box no problem. I am wondering if it will support dual touch screens as well. If so is there any particular issues or configuration needed to ...
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0answers
20 views

Kivy on Raspberry Pi returning double on_press events

I have an RPi and official touchscreen running Debian Buster and Kivy v1.11.1 using the simple example at https://kivy.org/doc/stable/api-kivy.event.html it is returning double touch events for ...
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1answer
22 views

How to have piTFT3.5 screen brightness 0 at boot

I have an Adafruit piTFT3.5 running on a pi zero running raspbian-light. For this specific project the screen brightness should be 0 until a python script tells it to turn on. Right now I achieved ...
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1answer
27 views

edt_ft5x06 touchscreen probe failed with code -121

I am trying to get ER-TFTM070_5 display with capacitive touch screen to work. I hae gotten as far as getting the screen it self to work. Now I am facing a challenge to get the touch screen digitiser ...
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0answers
16 views

The mouse buttons in the Onboard virtual keyboard prevent the touchscreen from working outside of the Onboard window

In Onboard, right after tapping one of the mouse buttons, the touchscreen no longer allows taps outside of the Onboard window. It doesn't allow me to right click anywhere. What could be causing this, ...
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0answers
21 views

How can I put the official 7" touchscreen in portrait mode?

I've been told to put lcd_rotate=1 in the config.txt but that doesn't do anything. lcd_rotate=2 correctly flips the screen 180 degrees. And display_lcd_rotate=1 rotates the screen how I want but the ...
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0answers
16 views

No Y axis on Raspbery Pi TFT touchscreen

I have a TFT 3.5" display (this one), and I can only get one axis to work - that is, touching the screen moves the mouse along the bottom of the screen on the X axis only, regardless of where I touch ...
2
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1answer
30 views

Wifi not connecting depending on power supply

I am using a RPI 3 B+ with a Touchscreen. It worked for almost a year but since 2 weeks the pi is no longer connecting to wifi. The adapter is there, I can even select my wifi, enter my password but ...
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0answers
35 views

Use old smartphone touchscreen for raspberry

I have some old smartphones around. Is it possible to disassemble a smartphone and use the touchscreen as touchscreen(input and output) for my raspberry? Is there something like adapters for different ...
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0answers
44 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 ...
1
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1answer
129 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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0answers
20 views

How to use both I2C DAC and Screen with touch using SPI

I have a PCM5102A DAC HAT and a 5inch Waveshare touch screen with a RPI3B installed with Volumio. I have successfulled in stall Display Plugin-in with touch in Volumio to work with this 5inch screen, ...
1
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1answer
55 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) ...
1
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1answer
49 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
26 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
43 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 ...
1
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1answer
40 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 ...
1
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1answer
113 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, ...
1
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1answer
82 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 ...
0
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1answer
56 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 ...
0
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1answer
56 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 ...
1
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1answer
182 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 ...
3
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1answer
47 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 ...
0
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0answers
70 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 ...
2
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0answers
35 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
158 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
56 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 ...
2
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0answers
110 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
113 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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0answers
17 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 ...
0
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1answer
258 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 ...
3
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2answers
340 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
134 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 ...
0
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0answers
113 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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0answers
14 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 ...
0
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0answers
54 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'...
1
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1answer
439 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 ...
2
votes
1answer
231 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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