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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.

7
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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 ...
4
votes
0answers
487 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 ...
3
votes
0answers
725 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 ...
3
votes
0answers
403 views

Raspberry Pi3 conflicting overlays

I have a Rpi3 with 2016-03-18-raspbian-jessie. I want to simultaneously connect a RC522 RFID Reader and a 5" touch screen LCD (waveshare). With this config.txt the 522 reader works fine: dtparam=spi=...
3
votes
0answers
777 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 ...
3
votes
0answers
571 views

Touchscreen support

I just got a new 10" screen with capacative touch from chalk-elec and it has been working fine. The only problem I have is when I try to use the touchscreen it creates ghost touches and jumps and ...
2
votes
0answers
36 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 ...
2
votes
0answers
405 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, ...
2
votes
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 ...
2
votes
0answers
314 views

Touch functionality behaves differently with different screens

Edit: there is an update on the bottom. I managed to resolve one issue but the behavior changed to be more consistent, even though it still doesn't work properly. Problem: I am creating a kiosk to ...
2
votes
0answers
312 views

javafx 7" touchscreen blanking

I recently bought a Raspberry Pi 3 and the official 7" touchscreen. The goal is to run a JavaFX application that serves as a central point to control home automation services. While everything seems ...
2
votes
0answers
472 views

Brightness control or toggle of backlight on ads7846 TFT touchscreen?

I have a 3.5" ads7846 based touchscreen for my Pi from Waveshare. Is it possible to toggle the backlight and/or change the brightness?
2
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0answers
984 views

Raspberry Pi Zero and Waveshare 4 inch IPS screen

I've tried to install this screen, used the image on the supplied CD, and the little light just flashes 8 times, so I go back to NOOBS, reinstall, then download the driver they supply from their site, ...
2
votes
0answers
2k views

How to setup resistive LCD touchscreen over SPI

I've been following a guide for setting up an LCD touchscreen, without success. When the screen is plugged into the GPIO pins it just shows a white screen. After all my attempts it remains white. ...
2
votes
0answers
2k views

proper installation of 5inch lcd on raspberry pi B+ running PWNPi

I received this morning my new 5 inch LCD for my Raspberry B+, I have got a PwnPI 3.0 version. The LCD displays with a big black gap on the right side when connected for the first time. I figured it'...
2
votes
0answers
3k views

Getting touchscreen to work in raspbian / kodi

I got a HANNS-G HT231HPB touchscreen which I want to get fully working on raspbian and kodi. It seems to work in the normal lxde on raspbian, but when I start kodi I get no touch events. Can someone ...
2
votes
0answers
129 views

touch screen for the pi

I am trying to set up a touch screen for the pi. I am looking for a 20 in. or so touch screen. I will be mounting this in the kitchen and the 10 in. one is a little to small. Can I use any USB ...
2
votes
0answers
2k views

eGalax Touchscreen support, without kernel recompile, raspbian OS

I have been using a custom compiled raspbian OS, with eGalax touchscreen support. The problem is every time there's some upgrade or a major version change in the OS or firmware, I have to recompile ...
2
votes
0answers
2k views

Getting a Mimo Monitor working with Raspberry Pi

This isn't a question, as I have finally figured out how to get this all to work. I've had to break the links because I don't have enough reputation. sigh. Instructions to use Mimo Monitors UM-710 (...
1
vote
0answers
28 views

RPI File Browser for Touchscreen

I'm building a Webinterface for the RPi with a 7" Touchscreen. I'm running Raspbian Lite with xorg and chromium-browser. If I now wanna upload a file to the webinterface (by a html input), then there ...
1
vote
0answers
46 views

Relay for controlling backlight of touchscreen not reacting after a while

I connected my rpi3 to a 10" touchscreen. I connected the backlight of the touchscreen to a relay which I'm controlling via the GPIO pins. This is working fine for the first couple of minutes. But ...
1
vote
0answers
932 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 ...
1
vote
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 ...
1
vote
0answers
74 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 (...
1
vote
0answers
35 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 ...
1
vote
0answers
114 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 ...
1
vote
0answers
51 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-...
1
vote
0answers
132 views

Can I enable a HDMI auto detect to substitute a GPIO screen

Ok so I am running raspbian jessie pixel on a pi 3 b and I have installed adafruits 3.5' piTFT and it uses the GPIO pins and I would like to know if I can cause it to auto detect HDMI on boot and oly ...
1
vote
0answers
220 views

Incorrect Pygame touch events from Raspi Display without startx

I have a Clock / Weather / MPD client PyGame application that runs on a Raspi3 with an official Raspi Touchscreen. The app works fine when executed under startx. When started from the command line, ...
1
vote
0answers
303 views

Console is bigger than my Raspberry Pi screen resolution

I have bought a Raspberry Pi 7" touch screen, and it seems to work fine. When the boot process is running, the normal Linux boot messages appear on the screen - but after the screen is filled, it ...
1
vote
0answers
440 views

Trouble with touchscreen on a kiosk

I have a Raspberry Pi set up as a web kiosk that displays a web app that I wrote for parents to check their children in and out of a preschool. The browser is chromium in kiosk mode. The web app is ...
1
vote
0answers
76 views

Nexio Touchscreen

I have a 15" Nexio USB IR touchscreen connected and 'lsusb' identifies as: ID 1870:0001 Nexio Co., Ltd iNexio Touchscreen controller I have verified on a Windows PC that the device registers touches ...
1
vote
0answers
5k views

Can the official 7" touch display be used at the same time as an hdmi monitor?

I am making a project where I want a monitor to host a webpage and the touchscreen will control an app I made that dynamically changes things on the webpage. Is the pi (pi3, mod. b) capable of ...
1
vote
0answers
228 views

Interface capacitive digitizer via i2c

Hi Guys I need help interfacing a capacitive digitizer with the rpi2. The digitizer has a goodix gt9137 touch controller and the drivers are in the Linux kernel.After I hook it up what do I do?Will it ...
1
vote
0answers
145 views

Sound troubles with the 3.5" spotpear/waveshare touchscreen

I purchased a 3.5" waveshare/spotpear touchscreen for my Pi. Long story made short, I cobbled together a few different ways of getting it to work consistently. I've described the process here. I hit ...
1
vote
0answers
616 views

Touchscreen - configuration issue?

Good day! I have a rpi B+ with 3,2" display (fb_ili9340) and XPT2046 touch controller. Previously 3.18.10, now 4.0.7 kernel. Display works perfectly as with waveshare32b module, but no touchscreen ...
1
vote
0answers
298 views

how to get touchscreen coordinates

I'm using waveshare 5 inch HDMI touchscreen on my raspberry pi , I need a python code to determine the X,Y coordinates of touched point. Do you have any idea ?
1
vote
0answers
60 views

RPi not booting into system

I just followed a couple of steps to try to configure a eGalax Touch Screen monitor, and always, after installing the three programs listed in the picture, the RPi gets stuck in a black screen with a ...
0
votes
0answers
5 views

Touchscreen (ACER UT241Ybmiuzx): multitouch is working in Chromium but not on desktop or filemanager

I'm stuck with installation of the above monitor and do not find a way forward. Touchscreen is running, operating perfectly with gestures in chromium, i.e. left click is fine. But on desktop or any ...
0
votes
0answers
37 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 ...
0
votes
0answers
20 views

Use Raspberry Pi as bluetooth keyboard

I'm wanting to do a project with a Raspberry Pi acting as a Bluetooth keyboard and/or mouse. The Pi would be connected to a touchscreen display, and I would have a virtual keyboard on the screen that ...
0
votes
0answers
14 views

Simple network manager application for 5inch display

I want to install on my Raspbian Lite (I already installed basic xinit packages and I'm able to run a graphical jar app without problem) a simple network configuration with GUI. My goal is to connect ...
0
votes
0answers
29 views

Composite not Working on Raspberry Pi 3 B+

Raspberry Pi 3B+ with Noobs installation Then Emulation Station There is an official Rasberry pi touch screen attached by the ribon cable and 4 jumper wires to the Gpio. I used different power and ...
0
votes
0answers
15 views

Is there anyway to use raspberry pi to control an air compressor driving a hydraulic press?

I have a 20 ton shop press that I would like to automate to have certain run settings at a certain psi for a specific amount of time. For instance if I wanted to press something at 140 psi for 3 ...
0
votes
0answers
60 views

Touch screen functionality not working on raspberry pi zero w and 5 inch lcd screen

I have a raspberry pi zero w and a 5 inch lcd touch screen with hdmi. I have the raspberry pi connected to the screen by HDMI. I am running the latest raspian OS on it. It boots up and starts just ...
0
votes
0answers
25 views

my 3.5" touch screen inverts the input of the touch

when ever i touch the top right of the screen and move to the bottom right the mouse moves from the top left to the top right i've already tried "display_rotate=2" and "lcd_rotate=2" but nothing ...
0
votes
0answers
18 views

Is it possible to use half the screen as touch screen and the other half as a waveform display pane?

I am using waveshare 3.5 inch RPi LCD (A). Is it possible to use it as just a display for waveforms and half the screen of it responsive to the touch?
0
votes
0answers
29 views

Java AWT full screen window / touch screen: mouse events “fall through”

I'm having a Scala (Java) app open a javax.swing.JFrame and put it to full screen; the physical display is a 3.5" touch screen on the GPIO. I just noticed that when I click on parts of my UI where ...
0
votes
0answers
52 views

Powering a 7 inch touchscreen for the Raspberry Pi 3

I ordered a 7 inch hdmi touchscreen for the Raspberry Pi 3 on ebay and started developing my Python openCV application. So my setup is a Raspberry Pi 3 + webcam + 7 inch touchscreen powered via usb ...
0
votes
0answers
84 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 ...