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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230 views

Connecting a servo to GPIO when using touch screen to GPIO socket

I bought a Raspberry pi 3, along with a touch screen that connects to the board, to all the GPIO pins. I wonder how can I use the GPIO port for additional functionality, e.g. connecting servo motors ...
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1answer
234 views

How do I allow for multiple dtoverlays? (SX400 DAC and Tontec screen work alone, but not in conjunction)

I'm working on a particular musical project that requires both of these devices to be working, yet if both dtoverlay=mz61581 (the screen) and dtoverlay=iqaudio-dac-overlay (DAC) are uncommented in /...
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1answer
40 views

Reporting undervoltage, accidental reverse voltage

I've got a raspberry pi 3b+ mounted in my wall with the official 7″ touchscreen, and after some time i noticed the symbol in the top right corner notifying that it does not get the voltage it's ...
2
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1answer
461 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=...
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1answer
462 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
323 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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2answers
3k 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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1answer
2k views

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
2k views

Installing drivers for 3.5" HDMI Touch Screen OSOYOO

I am trying to install the drivers for HDMI Touch Screen 1920x1080 Display 3.5 Inches LCD Monitor for Raspberry Pi (https://www.amazon.de/gp/product/B01N5G02MZ/ref=oh_aui_detailpage_o01_s00?ie=UTF8&...
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2answers
1k views

Waveshare 4inch LCD drivers, error after installation: PANIC: VFS: Unable to mount root fs on unknown-block(179,2)

Problem I am attempting to install the drivers for this Waveshare 4inch LCD (A) touchscreen; however, after I have installed the drivers and reboot I receive the error (displayed in the HDMI monitor, ...
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2answers
24 views

The best way to connect the 7” touchscreen

I have a pi 3 model B+ and the official raspberry Pi PSU, and the official 7” touch screen. I’m running Raspbian with all the latest updates. I have connected the display using a USB cable as ...
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1answer
723 views

PiTFT Touchscreen calibration is ignored by Pi Zero W

I'm using an Adafruit 2.4" Resistive PiTFT on my shiny new Raspberry Pi Zero W and I've finally managed to get the display configured but the touchscreen is proving a problem... (Please note that ...
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2answers
1k 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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1answer
38 views

Need a large (20 inch +) touch screen monitor Raspberry Pi 3b+/4b running Debian Buster

I'm looking for a large (20 inch +) touch screen monitor for Raspberry Pi 3b+/4b running Debian Buster. We tried the ViewSonic TD2230 but the driver support is lacking; Tkinter misses about 35% of the ...
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1answer
878 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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1answer
369 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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2answers
4k views

Onscreen keyboard to use when logging in

I purchased a small touchscreen for my raspberry pi (running Raspbian), but I also require a login to the user pi (encrypted home directory). How do I set up an onscreen keyboard so that I can log in ...
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0answers
13 views

Why does Start X oversizes content for PiTFT display?

I have a raspberryPi zero running Raspbian-lite and Im using the solution that is given to this question to create a kiosk type application, that startsX on boot and uses the open box window manager ...
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1answer
1k views

Raspberry pi 3 touch screen 3.5“ not working fine but it does with 7”

I'm working with a pi 3, I use Jessica img and waveshare driver : http://www.waveshare.com/wiki/3.5inch_RPi_LCD_(A). I followed the instructions and the touchscreen 3.5" is working except for touch ...
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2answers
1k views

Is there a way to disable the touchscreen functionality on the official 7" display that does not also disable all display control functionality?

I have disabled the touchscreen on my official 7" display by adding the below line to my /boot/config.txt # disable the touchscreen disable_touchscreen=1 While this works, it also eliminates ...
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2answers
1k 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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2answers
839 views

Touch Screen Interactive setup

Just starting out as a pi developer and I was looking for any advice anyone might have for getting an touchscreen to work with Raspbian? I need to be really restrictive on what a user can do on this ...
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2answers
654 views

Raspberry pi model b waveshare spotpear 3.2 inch lcd touchscreen is not working

I'm working on a Raspberry Pi portable system and I'm using a waveshare spotpear 3.2 inch TFT LCD touch screen; I have followed the instructions on that page. I get the screen to work but not the ...
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0answers
21 views

Using 10 inch TFT touch screen with Raspberry Pi. Does not rotate the touch screen correctly

I am using the lastest version of Raspbian on the Raspberry Pi. I am using a 10 inch screen TFT touch screen. In /boot/config.txt, I've added the following 2 lines: display_rotate=1 xinput set-prop ...
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1answer
817 views

Change raspberry pi sleep time

I recently bought the 7" touchscreen for my raspberry pi B 3 running Raspbian and and wanting to use it as a wall mounted display for a smart home project. However I would like the touchscreen to "...
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1answer
1k views

Login Using Touchscreen

I am using a pi2 with Pixel as an air-gapped computer for secure data entry. In order to ensure that it remains isolated I have covered all the ports and cable jacks. The only input is a camera for ...
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0answers
26 views

Help getting the CTP (touch) part of my circular touchscreen connected and working

I purchased this circular touchscreen on Alibaba to use with a Raspberry Pi in my prototype. I told the manufacturer I was using a Pi and the screen does not connect to the Pi by default as it has a ...
2
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1answer
2k views

Kodi on a GPIO screen

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 TFT freezes and KODI ...
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1answer
1k 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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2answers
2k views

Raspbian Jessie GUI hangs after running matchbox-keyboard

I have Raspberry Pi 2B, touchscreen, Raspbian Jessie 2016-05-10 with default LXDE desktop environment, installed matchbox-keyboard. When I run matchbox-keyboard it works correctly, but Raspbian GUI ...
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1answer
63 views

Raspberry Pi 4 Installed screen drivers but disabled my hdmi

I bought a touchscreen and installed the drivers for it, but now my hdmi doesn't work. I am currently running Raspbian on Raspberry Pi 4 model B.And I have a 3.5 inch tft screen.I do not no what ...
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0answers
7 views

how to change the check frequency of an egalax touchscreen

i have an egalax resistive touchscreen, it works in a normal way, but if i touch it rapidly, for example, just lie it down and drop down a pen on it, it just no response. I guess it maybe needs to ...
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0answers
24 views

How to manually connect the 10.1" touch screen 4 pin FFC to raspberry pi 3?

I have this touch screen and I have a universal lcd controller board. However, the controller board doesn't come with a 4 pin touch input. From connecting a 7" raspberry pi screen, is it correct to ...
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1answer
6k views

Touchscreen with Qt QML eglfs

The goal is to run QtQuick2 Qt5 applications on the RPI 2B with USB+HDMI resistive touchscreen (7" 800x480 AR1100 http://www.adafruit.com/products/2407). Current state Visual part is fine. Touch ...
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1answer
1k views

Touch screen works in X, not in Kivy

I have the eleduino 7" touchscreen. The image with pre-installed driver they ship it with disable the GPIO pins. Touchscreen works in Kivy though. I was helped here by TMWILSON26 who referred me to ...
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2answers
528 views

I lose all audio when I install the Waveshare drivers on my Raspberry Pi 3

So I've been trying to get my Waveshare 5inch LCD to work with my Raspberry Pi 3, I've gotten the drivers installed and the touch function works fantastically, but once the drivers are installed all ...
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1answer
478 views

Kumantech 3.5" LCD Touch Display, Python Library

I've a Kumantech 3,5" LCD Touch Display in front of me. I'm trying to find a python library to controll the LCD, because i don't want to use x or just to console. I couldn't find any. And I couldn't ...
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1answer
624 views

Pi 3 Xorg.cond.d missing and need to swap the axis for the eGalax USB touchscreen

I have a problem: xinput_calibrator doesn't work properly. After I touch 4 points my touchscreen's X and Y axis stay swapped. And I can not apply changes manually in the Xorg.conf.d directory because ...
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1answer
29 views

How to login throught ssh to my raspberry with a lcd screen

So I just got a 3.5 inch lcd screen for my raspberry 3 b+. I connected it and installed the drivers and is working fine, but when it boots it prompts me with the ssh login (obviously, I just didnt ...
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1answer
32 views

Waveshare 7'' LCD conflicts with WIFI (hostapd)

I have bought a Waveshare 7'' LCD (C) (https://www.waveshare.com/7inch-HDMI-LCD-C.htm) and it seems to work correctly on Raspberry PI 3B+ following the instructions on the site (it doesn't require ...
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1answer
39 views

Connecting Anroid app with PI3 and touchscreen

Can a touchscreen be used with RPI3 to open Andorinha apps?
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0answers
20 views

How can I custom set my 7'' touch screen to the resolution of my preference (custom)

I have an LCD Display that is 7" but I want to set the resolution to 1024x600 but I can find a way how
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2answers
59 views

How to make a stand by button?

I am using an Raspberry Pi 3b and a 7 inch hdmi waveshare touchscreen that connects to rpi with a hdmi cable and a micro usb cable. I want to program a push button from GPIO pins to make the screen ...
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0answers
42 views

Touchscreen calibration: touchscreen does not cover full display

I have purchased an industrial touchscreen monitor that supports Linux through PenMount drivers. The VGA video output (via HDMI adapter) works perfectly, and the USB touchscreen is perfectly ...
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2answers
3k 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
66 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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2answers
138 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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4answers
28k views

How to permanently hide mouse pointer or cursor on Raspberry PI?

I am running Raspbian Jessie on Raspberry PI 2 Model B along with a touchscreen. I just noticed that whenever I use the touchscreen display, mouse pointer also follows my finger tips. I don't want ...
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1answer
100 views

Is it possible to disable the Touchscreen backlight rate limit?

Is it possible to disable the Touchscreen backlight rate limit? I am developing an embedded application, and would like to fade the backlight smoothly on and off. But the rate limit of no more than ...
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0answers
70 views

Touchscreen xinput calibration not working

I want to calibrate a touchscreen named "eGalax Inc. USB TouchController" on my Raspberry Pi. I think X and Y axes of the touchscreen are inverted. I used xinput_calibrator for this purpose. When I ...