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Use this tag for questions about touchscreen compatibility, and how to use compatible touchscreens with the Raspberry Pi.

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Is it okay to power the Pi Touchscreen by plugging into the Pi?

I have the official raspberry Pi 7 inch touch screen, and I have mounted to it a Pi 2. Lately I have been using it and I have been plugging the power into the Pi itself. I however recently remember ...
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8 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 ...
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0answers
21 views

How to change 7" touch screen brightness?

My 7 inch touch screen is too dark. I tried to set the brightness value to 255 in Raspberry Pi3, but it is already set. I've connected the 5 V power directly to both sides, but it's still the ...
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2answers
17 views

PiScreen 3.5" TFT only shows white

I am attempting to set up a Zynthian Live Sampler (https://www.zynthian.org) which uses the Ozzmaker PiScreen 3.5" (http://ozzmaker.com/product/piscreen-3-5-tft-with-touch-for-the-raspberry-pi/) as it'...
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0answers
21 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 ...
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0answers
20 views

Can I enable left/right clicks to works as touch input to a touchscreen for Raspberry Pi?

My XPT2046 Raspberry Pi touchscreen's touch input is broken.The screen is working fine. Is there any way by which I can enable my Pi to understand that left click is a touch input. An application I ...
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0answers
27 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 ...
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0answers
31 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
26 views

Raspberry Pi goes black on launching kivy application

After installing kivy on my raspberry pi model 3 b+ i tried to launch a simple kivy application. When launched the application just goes black instead of showing the buttons. import kivy from kivy....
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1answer
94 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
184 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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0answers
63 views

How could I draw a persistent overlay on the Official Touch Screen?

I have the Official 7" Screen connected to a Pi 3B V1.2. I want to create an overlay to be displayed on the screen at all times (regardless of whether I'm in a desktop environment like X, a CLI, etc.)....
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0answers
12 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 ...
3
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2answers
105 views

Upside down screen on Pi with Kumantech 3.5"

On a pi B with raspbian-stretch, I have tried every tip I could find to get the touch screen to rotate 180 degrees: commands in config.txt, new drivers, using ./LCD-show 180, and more. Nothing works ...
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0answers
28 views

Problem with touchscreen Waveshare

I purchased a 5inch touchscreen WaveShark. Screen model I connected it to the board Raspberry Pi3 model B (OS Android Things) and it immediately displayed the contents of the program. After that, I ...
0
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1answer
71 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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0answers
32 views

Pi3 + Waveshare touchscreen not work on start

i have a waveshare 7inch revices with rev.2.1. On the start i cant use the touchscreen. The touchscreen works only with the following steps: after the start unplug and plug the usb. What can i do ?
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0answers
60 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 ...
0
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1answer
84 views

Waveshare 4.3inch HDMI LCD shows blank white screen

I have a Raspberry Pi 3 model B running the latest version of Rasbian Stretch. Yesterday I've received my Waveshare 4,3 inch display. First thing I did was build it in my project, due to save height ...
1
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1answer
60 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
107 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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0answers
50 views

PiTFT 3,5" Inverted X & Y

So for the last 3 weeks I have been trying to get this touchscreen(3,5" Resistive) to work properly, but I cannot, for the life of me, figure it out! I have made a very simple SDL 1.2 program that ...
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0answers
39 views

Raspberry 3,5 inch LCD with reverse colors

I just want you check if you got the same error, or if maybe, the screen arrived broken. I'm using a kedei 3.5 inch SPI TFTLCD screen on a rapsberry pi 3. It works, but all colors seems to be wrong ...
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0answers
132 views

Raspberry Pi 3 Model B- 3M Touch Systems

I connected yesterday a Raspberry Pi 3 Model B at a 3M touch Systems touchscreen. For installing I followed this tutorial that I found here: Inverted GPIO Touchscreen (Using 99-calibration.conf) What ...
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1answer
44 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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0answers
65 views

Can't get drivers to work on RPi3 with Elo Touchsystems ET1919L monitor

Trying to get an RPi3 (latest raspbian stretch) to work with an Elo Touchsystems ET1919L monitor. Tried all the arm32 drivers from the Elo site and the touch won't work. It shows up in lsusb as "ID ...
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0answers
26 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
515 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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0answers
165 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
228 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 ...
1
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1answer
448 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
36 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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0answers
92 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
181 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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0answers
160 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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0answers
335 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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0answers
90 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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0answers
27 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
194 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
29 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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0answers
253 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 ...
0
votes
1answer
322 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
334 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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0answers
29 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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1answer
88 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
66 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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0answers
47 views

Samsung Touch Screen, input per HDMI and USB

I am new to Raspberry Pi and i would like to connect a samsung touch screen to it. I have the Modell DB22D-T from Samsung. I tried to find help on getting it to work on the internet but could not ...
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1answer
50 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
428 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
148 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/...