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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369 views

How to fix adafruit 7" display resolution problem on PI3?

I recently bought adafruit 7" display to be used with my PI3 to see if it will work. Well, it sort of works. The screen comes up everything is displayed but the resolution is screwed up. I have tried ...
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0answers
3k views

Slow Refresh Rate on WaveShare 3.5" LCD (B) on RPi 3 B+

I've flashed StickyFingers-Kali-Pi-armhf-180607 to my Raspberry Pi 3 B+ with Waveshare 3.5" LCD (B). I update and configure the unit for my specific screen using the guide's instructions, entering the ...
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9answers
55k views

How can I install the KUMAN 3.5 inch-display?

I have a perfectly running Raspberry Pi 3 Model B, with a Raspbian Distribution on a 16 GB SD-Card. I connected a Screen with a HDMI-to-DVI Connector to it, a Mouse and Keyboard and I also have SSH ...
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1answer
748 views

Raspbian Stretch Lite with Touchscreen - Chromium “Couldn't initialize SDL: No available video device”

I have a Raspberry Pi 3 B+, with the RPi 7-inch touchscreen hooked up. I installed Raspbian Stretch Lite on a 16GB SD card. I have booted the Raspberry Pi, changed my password, connected to Wifi, and ...
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0answers
134 views

Large title bar buttons?

On the latest release of Raspbian, there's a new feature that allows you to change the UI settings to make it suitable for Large, Medium and Small displays. The setting for Large displays (among other ...
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1answer
268 views

My Raspberry Pi 3 B won't work with the touchscreen

So i've got a KeDei 3.5" touch screen Version 6.3 and i installed an image of Kali with the driver that's given of KeDei's website (http://kedei.net/raspberry/raspberry.html) but it hasn't been ...
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1answer
21k views

How can I develop a touchscreen GUI in Python?

I am new to touch screen programming, and I'm programming a camera in python. How can I create a touchscreen-compatible GUI in Python?
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1k views

Touchscreen programing

I have to do a project for school, the project involves raspberry Pi and its touchscreen. I'm new to Pi but I'm not new to programming by any means. My question is if i want to use the touchscreen to ...
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1answer
927 views

Raspberry Pi Touchscreen not working - rainbow lines

I've had the official raspberry pi touchscreen for a couple of months and it worked instantly and perfectly out of the box with my Pi2 - and I just upgraded to a Pi3 and it won't display anything now. ...
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1answer
85 views

What to look for in a touchscreen for RPi?

I would like to build a project on RPi with touchscreen, and wonder what to look for beyond the official (rather expensive) ones. How can I tell whether a screen will work or not? What kind of ...
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0answers
2k views

Auto-detect HDMI on boot (touchscreen attached)

I'm using the 7" official Raspberry Pi touchscreen, attached with a ribbon, on an RPi 3 Raspbian Jesse. This screen does not support displaying on both it and HDMI output simultaneously, so I can only ...
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1answer
2k views

1020x1080 Touchscreen driver

I want to install the LCD-show driver to my raspberry Pi. But the touchscreen I have to use has a 1920 x 1080 resolution. I havent found a way to get the driver for this resolution. Is there somekind ...
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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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65 views

Stuck at colorful boot screen AFTER installing software to run an LCD 3.5" GPIO screen on my pi3

the charger I am using is for an Amazon Alexa and it outputs 5.25V; there is enough power to power the pi, multiple peripherals, ethernet, HDMI, and the screen. BUT- when I install the software to ...
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0answers
1k views

On-screen keyboard with app integration

I'm aware of matchbox-keyboard, but I'm looking for a more Android or iOS kind of keyboard solution. When selecting a text input, of type alpha or numeric, I would like the appropriate keyboard, text ...
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5answers
3k views

Dual touch screens , one for input and a second for output

I am working on a project where I will need to use two displays. One small touch screen display for easy user input and one HDMI display for video output. So pretty much the user would select an ...
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1answer
2k views

Touchscreen Calibration (xinput_calibrator cannot find device)

I followed these calibration instructions from the manufacturer. I have attempted to calibrate from the command line usr@hostname:~ $ echo $DISPLAY :0.0 usr@hostname:~ $ sudo DISPLAY=:0.0 ...
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1answer
1k views

Raspberry Pi LCD TFT not working

Well, I bought a Chinese LCD TFT touchscreen, 3.5 inches, but I cant get it working, because I cant find the drivers. The only thing it says in the back is www.mcufriend.com, but the page is not ...
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1answer
983 views

Rotate Elegoo 3.5" touchscreen to portrait

I purchased a touchscreen from Elegoo (this one, to be precise https://www.elegoo.com/product/elegoo-3-5-inch-480x320-tft-touch-screen-monitor/) for my Raspberry Pi 3 Model B running the latest ...
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5answers
50k views

Multiple Display Screens

I want to build a mini multimedia system based on the raspberry pi B+, which has 2 display screens: The main screen (like a 42" LED TV), which plays the main video in Full HD. HDMI RCA/AV/Composite ...
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0answers
652 views

Touchscreen compatible Terminal for Ubuntu Mate

I have Ubuntu Mate installed on my Pi and I'm pretty happy with it, no problems. However, the built-in terminal application is definitely not designed for touch screens, nor the file browser or any ...
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2answers
284 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
201 views

Saving VNC settings on pi

I came across a slight problem in that I cannot save my screen capture settings on my Pi3 while using VNC viewer alongside my laptop and touchscreen. As far as I can see, there is even no way to ...
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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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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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1answer
4k views

minecraft-pi is not working

I use VNC viewer to connect my Pi 3, laptop and Kuman 7" touchscreen, because I cannot get access to a keyboard or mouse. When I open minecraft-pi it shows just a black screen on my laptop, but it ...
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3answers
13k views

Dual display with HDMI and touchscreen

I have been tasked with setting up what will essentially be a large screen displaying information, with the pi running it fixed beneath behind a small touch screen where users can input info and ...
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2answers
147 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).
40
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1answer
283k views

Virtual keyboard activation

I bought a raspberry pi2 and 7 inch waveshare touchscreen. The SD card came along with the system already flashed. It turns on and everything works, but how do I activate the virtual keyboard. Do I ...
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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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1answer
205 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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2answers
5k views

Using iPod touch screen and digitizer with the Raspberry Pi

I recently replaced the screen on my iPod touch 4th generation because the glass was cracked. I am now left with the old screen which is perfectly functional. I am wondering if there is any way I can ...
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0answers
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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2answers
709 views

Touch screen with Raspberry Pi

I have a 240x320 2.8" touchscreen, with "driver IC: ILI9341". It seems to use a SPI interface. How to connect it to the Pi (which pins to which pins of the GPIO?) and how to use it, e.g. from Python ...
2
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0answers
917 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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2answers
675 views

powering RPi from touch screen usb out

I've been wondering about buying an LG 23ET63V touch screen monitor. Although the manual doesn't mention the touchscreen usb output specifications, I was wondering if anyone knows whether this could ...
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0answers
158 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
1k views

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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0answers
824 views

Problem configuring touchscreen for Raspberry Pi

I want to use this 3.5" adafruit touchscreen, so I followed this tutorial I ran the following commands from the link : curl -SLs https://apt.adafruit.com/add | sudo bash sudo apt-get install ...
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1answer
418 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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1answer
288 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
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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3answers
8k views

RPi3 and larger touch screen monitors

I want to use a Hanns-G HT225HPB 21.5" touch screen monitor with my Pi3B. This has a HDMI interface and a USB connection but says it is for 'Windows10'. The monitor works great but I can't get the ...
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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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0answers
438 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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2answers
3k views

raspbian-output-video-camera-to-3-5-lcd

I have a pi3, pi camera and kookye 3.5"lCD. On power up the OS is displayed on the 3.5 screen and the touchscreen works fine. When I run the camera it doesn't out put to the 3.5lcd. Likewise when I ...
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1answer
1k views

Waveshare 3.2 inch Touchscreen Resolution Problem

I have a Waveshare 3.2 inch touchscreen that I am using with a Raspberry Pi 3 and Raspbian OS. The screen works fine and I can toggle to a HDMI monitor and back with no problem. The problem I am ...
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1answer
804 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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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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