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

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Issues with Kivy on Raspberry Pi 3 with 3.5 in Touchscreen

I followed every guide I could find on installing Kivy to Raspberry Pi. My touchscreen works totally fine. Trying to launch various Kivy demos will result in what seems to be a partial launch, but ...
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1answer
91 views

Adjusting the Brightness of the Official Touchscreen Display

Is there a way to adjust the brightness of the official touchscreen display? I couldn't find a definite answer. I'm running the latest release of Raspbian Jessie.
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1answer
43 views

cutting the 7" TFT screen

The official 7" screen is 1.5 mm to wide (longer side) in order to fit into my car radio-adapter. Is it possible to cut 1.5 mm from one side without destroying the screen (I would try to sand it)
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0answers
36 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?
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18 views

Will this 3,2" touch screen work with Raspberry 2?

I bought a 3,2" touch screen which was advertised (German website) for Raspbery and ODroid-C1: Wird einfach auf den ODROID-C1 oder Raspberry Pi Einplatinencomputer aufgesteckt! Translated: ...
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3answers
350 views

New Touchscreen Project - GPIO or HDMI

Please excuse the noob question - first Pi project. Basic project components: Raspberry Pi 3 touchscreen (preferably 8 inches) with sound. I am uncertain in making the purchasing decision for ...
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0answers
34 views

Is it possible to attach 2 touch screens to a Raspberry Pi?

Is it possible to attach 2 touch screens to a Raspberry Pi, and if so, what equipment would I need to get to do it?
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0answers
29 views

eGalax touchscreen axis wrong

I currently have the screen working and touch working. Issue is that touch is all backwards. if i touch center left it moves to center top. Section "InputClass" Identifier ...
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0answers
31 views

touch screen not working

I just bought a touch screen ,First it Works fine, but after two weeks the screen and the LEDs blink, and if I connect my Pi 2 via HDMI, it doesn't work at all. I connect the USB of my PC to supply ...
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2answers
59 views

Disable or catch touch screen events

I have a RPi 2 set up as a kiosk with the official touch screen. On startup, the user will need to enter some input using the touch screen, but then I want to display an external web page in full ...
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0answers
125 views

Help with installing a touch screen on a Raspberry Pi

I am very new to the Raspberry Pi and the Linux world. I have purchased a Raspberry Pi 3 and a Makerfire® 7" Raspberry Pi LCD Display Screen TFT Monitor AT070TN90 with HDMI VGA Input Driver Board ...
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0answers
87 views

w1-gpio issue with Waveshare 5" LCD touchscreen and Pi 2

I've got huge trouble solving the following problem: I attached a Waveshare 5" LCD touchscreen to a Pi 2 Model B (components and setup listed below), prepared a new SDcard with Raspbian Jessie (not ...
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90 views

piTFT 2.8 Capacitive TS on Arch Linux & Raspberry PI 2

My Raspberry PI is 2 is running Arch Linux with notro firmware. I was using a resistive TFT touchscreen and it was working fine. I thought that by changing the overlay and replacing stmpe-ts by ...
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1answer
66 views

LCD-32 3.2 TFT no longer works after kernel update

I have an LCD-PI32 3.2 provided from hwlevel.com. This was working great with their kernel modules provided for 3, however after I recently upgraded my Rapsberry Pi to kernel 4 it is no longer ...
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0answers
91 views

Touchscreen not working for 7" HDMI display

I have a 7" HDMI display with touchscreen from Adafruit. I connected it via HDMI and USB (for power and probably for transferring some touch data). Everything is working well except the touchscreen ...
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0answers
69 views

Raspian howto disable doubleclick drag etc

I'm using a raspberry pi with a touchscreen monitor and chrome (kiosk mode) for displaying a web application. I want to disable the doubleclick, drag support, multitouch etc. The only thing the user ...
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0answers
178 views

WaveShare 5-inch LCD (B) calibration with Raspbian

I have a WaveShare 5-inch LCD (B) with touchscreen features. Since official drivers didn't work for it (xinput_calibrator used to say "No calibratable input found"), I recently found a driver on ...
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0answers
71 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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1answer
47 views

Securely Mounting LCD Display to Pi

I have decided to add a 4D Systems 2.4" HAT display to my R-Pi2B, however before I start mashing down on it, I would like to ensure that it is securely fastened to the Pi. I have my Pi seated in a ...
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0answers
126 views

How do I launch matchbox on the pi with 7" touchscreen?

I'mean trying to get my Pi working with the 7" touch screen display in kiosk mode. I've tried loading chrome from the desktop in full screen mode but chrome chugs pretty bad. Now I'm trying to use ...
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1answer
116 views

how do I program touch screen in pyton

I am new to touch screen programming. I am programming a camera in python. how do i import touchscreen libraries into python?
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0answers
172 views

Kodi on a GPIO screen

Good evening everybody, I recently bought a 3.5 inch TFT touchscreen connected by GPIO to my raspberry. I finally managed to make it work with Raspbian. however, when I launch KODI, the image on the ...
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0answers
70 views

Raspbian Wheezy boot up problem with Pi 2

I have a Raspberry Pi 2 and a 2.8' PiTFT capacitive touch screen from Adafruit. I never actually worked with a Pi before. I tried to install a Raspbian Wheezy image that I downloaded from Adafruit ...
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1answer
149 views

Force HDMI output

I have a Raspberry Pi 2 and a LCD I have no problem with LCD but i want to switch HDMI for video output . i tried to add these line to config.txt : hdmi_force_hotplug=1 hdmi_drive=2 ...
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0answers
61 views

Touchscreen display turns off whenever audio plays (RPI2, DAC+, PITFT)

I'm using a Raspberry Pi 2 with a Hifiberry Dac+ Pro and the Adafruit 3.5" touchscreen. I attached the DAC+ to the Pi, and the the touchscreen on the DAC after soldering some extra connectors. It ...
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0answers
238 views

How can I switch between a built in display and HDMI?

I recently made a mini portable computer with my raspberry pi 2, using this display: https://www.adafruit.com/products/2423 It's all set up and works well, however it would be good if I could ...
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0answers
150 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, ...
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0answers
147 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. ...
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1answer
2k 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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1answer
227 views

Raspberry pi 2 touch screen is not full screen

I am trying to get my touch screen working on my raspberry pi 2. I am currently running kali linux and I believe I have set up the touch screen properly. I am getting a display but part of the ...
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0answers
262 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 ...
2
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1answer
338 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 ...
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2answers
298 views

Raspberry Pi Touch LCD Screen problem when GPIO connected

I am using a Raspberry Pi 2 Model B. I have a 3.5 inch Touch Display LCD for Raspberry Pi. When I start the Raspberry Pi with the attached touch screen it shows only a white screen on the Display. ...
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1answer
100 views

How to configure touchscreen for taking input and displaying output

I am making a control system project for factories where the motors and other appliances are supposed to be controlled via touchscreen. Is there a separate software in which the screen buttons has to ...
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0answers
76 views

Waveshare Spotpear 4 inch (A) screen not working

I'm making a portable pi, but my new touch screen is being a pest. The screen works, but not the touch. I have wiped the SD card and re-imaged it, with a newer .IMG file from waveshare themselves, as ...
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3answers
2k views

White TFT LCD touchscreen isn't functioning on Raspbian or Ubuntu on a Raspberry Pi 2

I finally received my 3.5" KeDei 480x320 16bit/18bit version 3.0 TFT LCD touchscreen from Hong Kong. It only connects through the GPIO pins. I plugged it into my Raspberry Pi 2 and I was met with a ...
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3answers
813 views

Win10 IoT +Raspberry PI 2 official touch display support

I'm looking to have the new 7" Raspberry official touch screen working on Windows 10 IoT. Does anyone have ever tried it? It looks to work pretty well with LINUX but there is no such docs or samples ...
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1answer
149 views

Android tablet as second screen via USB

Also can you charge tablet/phone using the USB ports? is solved as the title
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1answer
188 views

Touchscreen w/ HDMI output only when a display is attached?

Probably a very simple question, but I haven't had much luck finding a answer on my own. I have a Tontec 3.5" touchscreen plugged into my RPi2. Is there any way that I can use the touchscreen when ...
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2answers
411 views

how to use overlays for ads784 joy-it 3.2 " tft screen

According to the manual from Joy-it (cannot find an english version) I should download the latest firmware and use modprobe to load the kernel module but I receive an error message that the kernel ...
2
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0answers
81 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 ...
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0answers
167 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 ...
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0answers
1k views

How To Install touchscreen drivers on a raspberry pi

Hello I am trying to install a raspberry pi touchscreen that i bought on ebay on the back it says the brand is KeDei v2.0 i asked the seller and i got the drivers and the instructions say this 1.You ...
0
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1answer
359 views

Change GPIO pin for DS18B20+ One Wire Digital Temperature Sensor

First question on this SE site so please be gentle. Trying to get the above mentioned temp sensor working on the RPi but with a touch screen installed. When I run the following steps nothing ...
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0answers
62 views

Official Touch Screen not working with Raspberry pi B+ [duplicate]

So far, I've tried: turning it off and on again sudo apt-get update sudo apt-get upgrade sudo rpi-update rebooting disconnecting and reconnecting and checking the wiring Still doesn't work. What ...
0
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1answer
247 views

Touchscreen doesn't work after installing CarPi

I have a small 5" touchscreen and, with some driver updates and some other things, it did work on Raspbian Wheezy. I installed CarPC over it as required, however my touchscreen stopped working but ...
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1answer
151 views

Pointer moving randomly [Touchscreen TFT]

My 320x240 2.8" PiTFT (#1601) reached me yesterday. I install Jessie-based PiTFT 2.4" and 2.8" Resistive Image for Pi 1 and Pi 2 (September 24, 2015) image to my sdcard. At first everything seems ...
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0answers
344 views

How to write device tree overlay for analog device touchscreen ad7879 i2c

I wrote a device tree overlay for driver ad7879-i2c touchscreen (compiled as module using Raspberry Pi source, files: ad7879-i2c.c, ad7879.c). Driver gets loaded but i guess parameters are not passed ...
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0answers
78 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 ?
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1answer
80 views

sCommand not found

I am trying to install a waveshare LCD touch screen on a Raspberry Pi running the OctoPi (Raspbian based) OS. Following the Waveshare tutorial: I have downloaded and extracted the drivers and moved ...