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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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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 ...
2
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1answer
1k views

Raspberry pi 3 b+ and 7" touchscreen over poe

I have an issue, i want to power my pi and 7" touchscreen over poe but the raspberry pi poe hat supplies only 2.5 amp. 7" touchscreen requires 2.5 amp and rpi 3 b+ also requires 2.5 amp so i am in ...
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1answer
542 views

2018 Touchscreen Calibration

This issue has been mentioned before, but with Debian stretch it has changed. I have a 15inch touchscreen that will not calibrate with the usual x-input that debain jesse had. I have tried to run the ...
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0answers
736 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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1answer
941 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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0answers
70 views

10" Touchscreen: touch effect and image is mirrored

I set up a complete new instance of an raspberry pi 3B with stretch. Everything works well but the touch effect and the image are "mirrored". That means which i touch the screen at the top right ...
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256 views

pi2 kivy Image display issue for multiple images

Raspberry pi2 and 7" LCD TouchSCreen is my primary setup. I'm having HDMI display as secondary display. Using Kivy python code to dispay number of images(varies from 100-300) one by one with some ...
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1answer
511 views

Steps for troubleshooting 7 inch touch display issues

My 7 inch HDMI touch ( HDMI display -B, 800 x 480) was perfectly working with pi 3 running Rasbian, but today it is showing very strange behavior. Screen flickers, and now it looks display would not ...
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307 views

eGalax Touchscreen no touch response

I seem to have a peculiar problem trying to work with a chinese 9 inch display with eGalax USB touch controller on a Rpi with raspbian. I did a 'lsusb' and the eGalax is listed (in fact it is listed ...
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743 views

Installing 3.5 inch LCD Touch Screen on Raspberry Pi 3

I have a Raspberry Pi 3 Model B V1.2 which has Raspbian it. I want to install a 3.5 inch LCD screen on the Raspberry. I found the driver named "LCD_show_v6_1_3.tar.gz" and installed in the raspberry. ...
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145 views

Using LCD and 2nd SPI

Heyho :) I am facing a problem with the Spis on the Pi. I would like to use a lcd with touch with the pi zero w, but i also need a spi for high speed data link. https://www.waveshare.com/3.5inch-RPi-...
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31 views

Locking the RPI program enviroment against the public

I am building a car audio display wall for a custom car shop. I have based the nuts and bolts on the arduino mega. The owner would like a touchscreen which is a fairly straight forward thing to do on ...
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1answer
452 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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0answers
61 views

RPI CNC Control program doesn't fit on screen

So I'm new to Raspberry pi as well as this site and trying to build a CNC Router as a group university project. We's using the Raspberry Pi with it's 7inch (official) touchscreen. I have played around ...
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338 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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1answer
804 views

Kivy on RPi - how to correct rotated touch screen

I have Raspberry Pi with 3.5 in TFT (resisitive) touchscreen installed, and small application written in Kivy. When I'm on Desktop then mouse and touch work as expected (in particular are not rotated),...
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2answers
763 views

WaveShare 7-inch Touch Screen driver for PINN / NOOBS

I have a Raspberry Pi 3, with 3 systems installed on it (Raspbian, recalboxOS, Android) using PINN. I have done the installation with a monitor, all of the systems work fine, the screen can display ...
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61 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 ...
4
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1answer
146 views

Conflicting dtoverlays and framebuffer

I have a RPi3 with latest standard kernel. I am making use of spi1. In config.txt I have the line: dtoverlay=spi1-3cs. I have 2 ADC's connected to spi1 and all seems fine, using an HDMI screen to ...
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2answers
108 views

Possible to Power RPi 3 & Touchscreen with Old Intercom Wires?

So this question could be a dumb one, as I have little to no experience with electricity. Anyways, here it is: My current project is using the RPi Official Touchscreen (7 inches), along with a RPi3 ...
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1answer
59 views

What is the meaning of this errors?

I downloaded the driver for LCD touch display (KeDei 3.5 inch SPI TFTLCD version 3.0 20015/12/1) from http://kedei.net/raspberry/v6_1/LCD_show_v6_1_3.tar.gz. Afterward I unpacked it tar -xzvf ...
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1answer
1k 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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1answer
261 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
305 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
427 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
171 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
97 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
102 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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0answers
122 views

KeDei 3.5 inch screen Driver works under Noobs 1.4.1 but not 2.4.4?

I'm new around here so I'll try to explain myself properly So I have a KeDei 3.5 inch screen Driver that works under Noobs 1.4.1 but not 2.4.4... Long story short, I rebuilt image for RasPi 3 using ...
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168 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
420 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
65 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
1k 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
75 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
953 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
2k 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
605 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
629 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
219 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
325 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
688 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
259 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
256 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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0answers
47 views

How can I replace smartphone with a Raspberry Pi? [duplicate]

Let's say I got the technicalities of the case figured out and I'm able to detach a smartphone like the Blu Studio XL. If I keep the beautiful LCD, battery, and tweak the case - how can I embed a ...
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0answers
108 views

Can I connect these GPIO pins with two devices on RPi 3?

I connect my RPi 3 with Rc522 RFID and a 3.2" touchscreen display. But they both need same GPIO pins: RFID needs(Physical): Pin 1(3.3V) Pin 21 Pin 22 Pin 23 Pin 24 Pin 6 Pin 19 Touchscreen needs ...
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1answer
848 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
53 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
343 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
36 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
3k 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 ...