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
653 views

How can I configures my raspbian to show console in it's display?

I have a touch display (KeDei 3.5 inch SPI TFTLCD version 3.0 20015/12/1) and a raspberry pi 2 model B v 1.1. I downloaded the last Raspbian Stretch Lite image (https://www.raspberrypi.org/...
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1answer
859 views

Kuman 7 inch LCD screen not working

I'm new to all things pi and just got a Kuman 7" 800 480 LCD screen. I tested it on my laptop first (windows 8.1) and it looked great. Plugging it into the pi, not so great. The colours are all off, ...
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2answers
2k views

How to set up two desktops, one for local touchscreen, one virtual for vnc access?

I have a Raspberry Pi 3 running Raspbian OS version 9.3, with a small 3.5" touchscreen installed (as per these instructions). Ideally, I would like to be able to have the RPI run two desktops, one ...
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3answers
604 views

Official 7inch touchscreen dead zone

I have a 7 inch touchscreen which has been working fine over the last few years but recently it has a dead zone across the centre (full width, landscape orientation). It works fine at the top 25% and ...
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2answers
146 views

Will a Raspberry Pi work with a non-official Pi screen?

I'm using the official Raspberry Pi 7" touchscreen, but since it's rather expensive, I'm wondering what to look for (and look out for) in a touchscreen for the Pi 3 (or Raspberry Pis in general).
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1answer
204 views

5.6V with official touchscreen [closed]

As I mentioned earlier I am getting low power warnings with a 5V adapter, and have now obtained another one that says 5.6V. Am wondering if this might work, or if it will damage the Pi and/or the ...
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285 views

Why can't my Pimoroni HyperPixel display detect multiple fingers correctly?

I recently bought PIMORONI HyperPixel Display (3.5 Capacitive 800x480 display, driven by internal ADC) The driver is written in Python using the EVDEV lib but there are some problem reading multiple ...
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0answers
905 views

Better mouse controls with touch screen?

I'm using the raspberry pi official 7" touch screen (The one supplied with this http://a.co/gOTsWDC I don't know which model that is) and a raspberry pi 3 model B. I've noticed two major problems, ...
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0answers
75 views

Some parts of Official 7" Touschscreen no longer registering touch

My Touschscreen has been working fine for over a year, but since a couple of days ago some parts of the screen stopped registering touch. It started with a region in the top left, a day later the ...
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3answers
3k views

Low power warning using touch screen

I have a RPi 3 and a 7" touch screen, powered by a MW GS18E05 adapter. It says output 5-6V, 3.0-2.5A, max 15W. The top right corner yellow flash low power warning shows up when I boot and then it ...
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0answers
155 views

22inch touchscreen slow mouse response

I have 6 identical set-ups with a raspberry pi's (PI 3), and each of them has a 22 inch Dell touchscreen (HDMI / USB). The raspberry pi's are running latest stable Jessie with a kiosk browser (...
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1answer
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Switch Between Displays/Raspbian - RetroPie Dual Boot

I am thinking about getting a Raspberry Pi 3b. I've never owned or operated one. I am pretty good with computers but I've never used Linux. If I do get one, I want it to run a dual boot with Raspbian ...
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1answer
5k views

How to get touchscreen right click on Raspbian Stretch

I am currently using Raspbian Stretch with a Waveshare 7 inch touchscreen, and I would like to get right click input (preferably with two finger or long touch). There appear to be no solutions for ...
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2answers
3k views

Kuman 7 inch LCD touchscreen compatible with Raspberry Pi Zero?

Does anyone know if this Kuman 7" TFT LCD Capacitive Touch Screen is compatible with the Raspberry Pi Zero? On the website it says Raspberry Pi 3 2 Model B, RPi 1 B+ A but why wouldn't it work with ...
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1answer
1k views

KeDei 6.3 Touch Screen stops working after upgrade

I've recently bought this display module for my Raspberry Pi 3. It's the version 6.3. I followed the installation steps that I found on Google, so I burned rpi_35_v6.3_jessie8_kernel_4_4_50 (that I ...
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1answer
287 views

Large touch screen capability

Would a Hanns.G HT231HPB have 10 point touch screen capability when using a PI 3B running Window 10 IOT (Raspbian does not)?
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1answer
417 views

Raspbian, Hanns.G HT231HPB and chromium browser

I am using the set up above as a dumb terminal/kiosk my issue is that the Chromium on screen keyboard is offsetting the touch so that you can't accurately type. I know the monitor is operating as a ...
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0answers
1k views

Malfunction with Qt5 and touch screen on RPi3

I develop a Q5 embedded application on RPi3 and I'm having trouble with the touchscreen. My problem: The touch area is stretched. In the picture below, the touch area of the buttons at the corners ...
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2answers
283 views

7" Touch Screen Stops Sending Touch When 3v3 Pin is Plugged In

I'm using python 3.4 to control the GPIO pins and using a GUI interface I made to interact with everything. I'm using a 16 channel relay to control some solenoids with the code. When I plug the 3v3 ...
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0answers
433 views

waveshare 3.2" LCD touchscreen touch functionality stopped working

I'm using this touchscreen on a raspi zero w and I'm currently working on a python application. I was working with the python serial module since some time and everything was working fine, but since ...
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1answer
2k views

Kivy: config.ini [Input] section: My touchscreen settings don't apply

I am trying to use an Elo Touch monitor to work with kivy. At first i calibrated the monitor with xCalibration wich worked fine: Calibrating EVDEV driver for "EloTouchSystems,Inc Elo TouchSystems ...
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1answer
86 views

Simple model viewer for an embedded touch device

I'm trying to make an embedded system which will allow people to rotate and generally view a 3D model on a touchscreen. I am using Raspberry Pi 3 for that. The OpenGL part is not a problem as I ...
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1answer
787 views

Berryboot recovering data

I was trying to setup the 7 inch touch screen with my raspberry pi. And admittedly, did one blunder after another :( The information on the internet rare on setting this touchscreen up. So once I get ...
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0answers
62 views

The Python Games that come with NOOBS extend off screen

Most (all?) Python games that come with NOOBS (Pentamino, GemGem etc) extend off the bottom of my Raspberry Pi 7-inch touch screen. I can successfully play some of them by right clicking the TLH ...
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0answers
8k views

Raspberry Pi 3 doesn't detect USB touchscreen

I've been trying to get a touchscreen monitor to work with my Raspberry Pi 3. The monitor is 15", externally powered, and is to be connected via HDMI and USB for the touchscreen interface. The HDMI ...
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1answer
2k views

Turn off LCD touch screen on Windows 10 IoT Core

I am using 7" touch screen on my RaspberryPi 3 Model B v1.2. My device is running Windows 10 IoT Core and I've designed the kit to run an application I am developing as a UWP application with ...
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1answer
115 views

What is the recommended touch screen displays for Rasp Pi 3 that work with Win IoT Core?

I bought a small touch screen but it does not work with Windows 10 IoT Core. For those who know any touch screens that work with Windows 10 IoT Core, please let me know.
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3answers
4k views

Using the DSI connector on RasPi Zero W

I'm search for compatible 4-6" touchscreens with the Raspberry Pi (Zero W, but I think it's the same for all of them) with capacitive digitizer. My questions are: Does DSI support the touch digitizer ...
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0answers
324 views

Cursor doesn't respond to touch in pyqt5 program

I am very new to both programming in python and touch interface stuff on the Pi. I have run into an issue I can't seem to resolve by googling: I have a Sainsmart 7" touch screen that works perfectly ...
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2answers
5k views

How to know which file in /dev/input/event* represent for touch input device

I have a raspberry pi3 and one 7" official lcd and have code to get data from touch input, but when I plug a keyboard into the RPI the touch device is event2, and event0 when keyboard is unplugged. So ...
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1answer
1k views

Raspberry pi 3 touch screen 3.5“ not working fine but it does with 7”

I'm working with a pi 3, I use Jessica img and waveshare driver : http://www.waveshare.com/wiki/3.5inch_RPi_LCD_(A). I followed the instructions and the touchscreen 3.5" is working except for touch ...
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1answer
570 views

Kumantech 3.5" LCD Touch Display, Python Library

I've a Kumantech 3,5" LCD Touch Display in front of me. I'm trying to find a python library to controll the LCD, because i don't want to use x or just to console. I couldn't find any. And I couldn't ...
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2answers
551 views

Make a tablet with a HP 15-p158sa touch display

So, a mate of mine managed to short his laptop somehow. Around the charging port the plastic melted, I’ve disassembled the laptop and it looks fried. I took out an 1500GB hard drive and a 8GB RAM ...
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1answer
50 views

Connecting Anroid app with PI3 and touchscreen

Can a touchscreen be used with RPI3 to open Andorinha apps?
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0answers
601 views

LCD Waveshare 3.5inch Touch Screen Freezes and Not Displaying the Desktop

I have a problem with my LCD Touchscreen. I'm using a 3.5inch Waveshare LCD and Raspberry Pi 3 with Raspbian OS. The LCD usually worked and could display the desktop. But then suddenly it was unable ...
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1answer
4k views

Official Pi Display supported Android things

I got a new project and planned to use a raspberry pi 3, Android Things and a touchscreen. First I bought a 3.5 inch SPI touchscreen, but couldn't get it to work on Android Things so I'm looking for ...
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0answers
64 views

Adafruit 7-in touchscreen startup troubles

I recently bought a 7-inch touchscreen, from Adafruit, for my RPi3. I downloaded the latest disk image for Raspbian, did all the updates per the startup instructions: sudo apt-get update sudo apt-...
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2answers
1k views

using serial ports when external screen is connected

I now have a Raspberry Pi 3B, and a 3.5inch touch screen. The screen connects to the Pi by connecting to GPIO pin 1 to 26, so it holds up all the UART and I2C pins. However I would want to connect ...
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1answer
1k views

Change raspberry pi sleep time

I recently bought the 7" touchscreen for my raspberry pi B 3 running Raspbian and and wanting to use it as a wall mounted display for a smart home project. However I would like the touchscreen to "...
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1answer
2k views

Login Using Touchscreen

I am using a pi2 with Pixel as an air-gapped computer for secure data entry. In order to ensure that it remains isolated I have covered all the ports and cable jacks. The only input is a camera for ...
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1answer
104 views

Monitor output is always my touchscreen, not my computer monitor

So, I got a Raspberry 3 model B and connected it with a keyboard, a mouse, and a touchscreen. When I connect an HDMI-DVI converter to my Planar monitor, it's fine at the beginning of turning on the ...
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2answers
3k views

Is there a way to disable the touchscreen functionality on the official 7" display that does not also disable all display control functionality?

I have disabled the touchscreen on my official 7" display by adding the below line to my /boot/config.txt # disable the touchscreen disable_touchscreen=1 While this works, it also eliminates ...
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0answers
921 views

FT5406 touchscreen sends events but input does not work

I have a Raspi 3B with the official 7" touchscreen attached. The screen works (showed the under-voltage sign when attaching only the screen controller to a 2.1 A power supply, so I'm connecting ...
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1answer
119 views

Is it possible to disable the Touchscreen backlight rate limit?

Is it possible to disable the Touchscreen backlight rate limit? I am developing an embedded application, and would like to fade the backlight smoothly on and off. But the rate limit of no more than ...
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1answer
2k views

Pink pixels on left edge of display

With my Elecrow 7" touchscreen display, I noticed a 2 pixel column of just pink that is on the left edge of the screen. The mouse doesn't move onto the pink, and on the right side moves ...
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2answers
2k views

Low Power when 7" touchscreen display connected

I recently won a raspberry pi, and decided to buy the Elecrow 7" touch and the 9 layer case for my raspberry pi. The case works great, and the fan runs without problems off of the 5v+ground GPIO pins. ...
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1answer
140 views

Touchscreen only works on a modified OS

I bought a touchscreen for my Pi 3. But- you don't get drivers instead you get a link for an OS that is already configured. 2 problems: I Can't use the other OS that seller already pre-configured (...
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1answer
849 views

Pi 3 Xorg.cond.d missing and need to swap the axis for the eGalax USB touchscreen

I have a problem: xinput_calibrator doesn't work properly. After I touch 4 points my touchscreen's X and Y axis stay swapped. And I can not apply changes manually in the Xorg.conf.d directory because ...
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1answer
887 views

Touch Screen Calibration - selected device is not a touchscreen I understand

I'm trying to calibrate my iiyama touch screen on my new raspberry pi 3. I installed LIBTS for this : sudo su aptitude install libts-bin Then I have to export two variables LIBTS_FBDEVICEand ...
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3answers
5k views

Onscreen keyboard to use when logging in

I purchased a small touchscreen for my raspberry pi (running Raspbian), but I also require a login to the user pi (encrypted home directory). How do I set up an onscreen keyboard so that I can log in ...

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