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Questions tagged [screen]

The Screen is an integral part of the Raspberry Pi setup. A screen is usually connected via the HDMI or Composite RCA ports, though it may be connected via the use of SSH. Do not use this tag for the terminal multiplexer gnu screen.

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Connecting 2 raspberry pi zero to one spi screen

I wanted to know if you can connect 2 pi zero's to 1 spi screen and have a switch to switch between them?
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41 views

How to increase voltage of USB ports on the Raspberry Pi 3 Model B?

I have been trying to build a Raspberry Pi laptop, and I found an issue where my screen required power at all times to run , so I decided to plug the screen in to the USB port in the Raspberry Pi. ...
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29 views

Outdoor LED screen with touch control

I'm a complete beginner in the rasp world, but i'm trying to evolve. Well, I work in a company that makes outdoor led screens, and most of the cases I use a raspberry with a videolooper, and for most ...
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24 views

recommended screen for use in the sun

im thinking of making a raspberry pi system for use with electronic targets and need help in selection of the screen the system will be used outdoors so i need a screen that can be seen outdoors, i ...
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55 views

Couldn't get a display on the screen when using the RPi

I had a long time I didn't get my hand on the RPi. I got the Emlid image burned on a 8gb micro sdcard using the dd command. I have the pi connected to a the screen using HDMI to VGI cable, but I get ...
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19 views

Problems with image quality and pixel artifacts on HDMI screen

I have a 4" IPS 480x800 screen connected to a Raspberry Pi 3B+ running Stretch via HDMI. However I'm seeing some amount of pixel distortion and artifacts particularly around edges . I have attached a ...
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1answer
48 views

Fade screen on sleep and brighten on wake

I'm looking for a way to control the screen brightness from code. I saw this post but this just turns the screen on and off. How can I dim the screen before it goes to sleep instead of just turning it ...
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34 views

Drive a 73 inch monitor

Can the HDMI output of Pi3B+ drive a 73 inch DLP TV (that accepts HDMI input) as a monitor? I feel silly asking, but if anyone will know it's this group
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24 views

3.5in TFT screen hat and Raspberry Pi 3+b

I'm trying to understand something about the MPI3508 screen I purchased (https://www.amazon.ca/dp/B07DQKQG6X). I tried powering it via usb and connected a PC in its HDMI input and got it working (the ...
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1answer
37 views

How to get 3.5PiTFT and 2.8PiTFT to work on Raspbian Jessie 8?

Whenever I download Raspbian Jessie 8 and install it, it automatically works with 7inch display and a full up monitor through ribbon cable and HDMI cable respectively. However, when I plug in the 3....
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28 views

Connecting 45pin RGB interface to Pi

I have a TFT display I am using which comes with a 45pin FPC connection. My current setup has this controlled through an adapter board (provided by the same supplier) which takes as inputs: SPI for ...
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26 views

Portable Raspberry for Recalbox

Today is the day where the beta of Recalbox for 3b+ is out. For the moment, it's working. I want to know how to make my RBerry portable, so that I can play with it everywhere. I'm new to all that ...
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1answer
341 views

turn screen on and off with motion sensor

I'm working on a project which will use a PIR motion sensor to turn on a connected HDMI monitor when there's someone in the room, and turn it off when they leave. I'm new to Linux, but not to Python. ...
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258 views

Raspberry Pi Crashes when I try to change screen resolution

I am running Stretch on a Raspberry Pi 3 and have been trying to change my screen resolution (connected to some Samsung touchscreen via HDMI) via sudo raspi-config the menu loads properly and I can ...
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2answers
285 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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204 views

Monitor problem when turning on relays

i'm new to this part of the forum and the raspberry. Hope my way of questioning is appropiate and that you can get a picture of what i'm talking about. Otherwise please be merciful. I have a little ...
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107 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 ...
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70 views

Using a screen with a resolution of 480 x 272

Currently I'm working on a project for my education. I want to use a screen with a resolution of 480 x 272 and it is connected straight to the HDMI port. The problem is that I can't get the view of ...
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1answer
51 views

Supply 5v to peripheral using solder pads and not GPIO?

This seems like a simple enough question but it hasn't been easy to find an answer! I have a Pi3 (with recommended PSU), official screen, official camera and I've now added the respeaker 2-mics Pi ...
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91 views

How to change refresh rate for XRDP on PI?

I recently installed XRDP and VINO for remote access for my pi. Everything is working as expected. However, I noticed that the remote screen doesn't seem to refresh on its own. So, I get bits and ...
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1answer
1k views

Custom screen resolution for Android on Raspberry Pi 3

I am using a 7" TFT LCD Display (1024x600) with the Raspberry Pi 3 and I can not make it work with that screen resolution. It looks like it is zoomed in. I know that there are a bunch of topics about ...
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1answer
260 views

unable to install e-paper display, module epd2in7 not found

I bought a 2.7inch e-Paper HAT, I install everything but when I try to run a code I have Traceback (most recent call last): File "demo2.py", line 1, in <module> import epd2in7 ...
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1answer
105 views

How to hide desktop to show only black screen

How to hide desktop or to show black screen so I can display images and videos by fbi and omxplayer without seeing desktop when next image is loaded?
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58 views

How to Start program when Pi boots up

I am making a system, in which I need to be able to make the pi autologin and run a python3 script without a monitor or password. The script requires human input from a keyboard, but it doesn't work ...
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1answer
561 views

Run a .sh at startup with screen command

I want to run a program at startup, so I create a .sh with /.myprogram. I added to rc.local and program run in every boot, but I want to see program on console, so I need to attach a screen. If I do ...
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131 views

TV display resolution issue during runtime

when I tried to tvservice -e "CEA 16", the TV's screen always black-out. Whether the option is not supported or is it a bug. I am currently, running RASPBIAN NON-NOOBS and running 4.8.16 kernel. Will ...
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197 views

How to keep script running even after session timeout

I have a python script I want to keep running for most of a day. I have tried the following; -- Screen. I SSH to the Raspberry Pi,and they type "screen bash", I then start my script and then "control-...
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379 views

Issue on Display Resolution

I am unable to set the correct screen resolution when trying to connect TV/Monitor(via HDMI) with RaspberryPi3 at runtime, the following are the steps: Disconnect TV if already connected Boot ...
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1answer
176 views

Running py script as service and interact via ssh. tmux or screen?

I would like to run a python script wich is logging a nmea GPS stream from UART for a drone. And I want to see my scripts output in the terminal. The script starts just fine with the folowing setup: /...
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55 views

Pi feels v hot and computer screen freezing/unresponsive

my husband set up a pi 3 with a Samsung screen via the hdmi cable for us to use like a PC. It works okay for a while, then the screen seizes and becomes unresponsive. The pi feels very hot, almost ...
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116 views

Start python script using screen at start up

I've copied a project from github and I'm trying to make it work but I don't have much experience with programming. Here is the original project. https://github.com/sujay2002/door_lock_pi I need a ...
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69 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
853 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
2k views

How do I force the correct screen resolution in /boot/config.txt?

I've recently set up a Retropie which I have plugged into my TV. If I have the right input selected on the TV before powering on the Pi, then the image looks crisp and wonderful. However if I turn on ...
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51 views

Change Resolution of Raspberry PI back

I am using a VGA Monitor with VGA-HDMI adapter with Raspberry 3. My screen resolution was normal when I first started it. After attaching the camera module and enabling it in the raspi-config, I ...
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1answer
131 views

Official 7" Display not functioning correctly

The first day I had the display, it booted fine, loaded and worked just fine, however I had a little bit of flickering from the screen. Today I tried to boot again and the screen comes up with some ...
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54 views

Rasberry pi 3.5 inch screen without GPIO input

So I was looking around for screens for a mini raspberry pi 0 project I am working on and I wanted a screen that outputted from a hdmi and that did not have the big gpio port on the back of it. When I ...
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1answer
479 views

Raspberry Pi how to get data from serial port in GNU screen

I have sample app that wait on signal from IR sensor that is connected to GPIO15 and 14: ser = serial.Serial(port="/dev/ttyAMA0",baudrate=115200, timeout=1) io.add_event_detect(15,io.RISING, callback=...
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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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1answer
60 views

Resolution Issue

When I connect my raspberry pi to a monitor through an HDMI cable, the resolution gets lower at the boot of the desktop UI, but when I click on start menu it turns to 1920×1080. Sometimes it randomly ...
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1answer
268 views

Connect Raspberry Pi B+ to portable DVD player screen

Recently I salvaged a broken portable DVD player. During the salvage I decided to remove the screen as I was going to try and get it to work with my Raspberry Pi. My first attempt was simply to plug ...
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31 views

Running Pascal application on Raspberry Pi without desktop environment [duplicate]

I am developing a GUI for an embedded Raspberry Pi. To make the Pi run faster and to be more efficient, I was thinking about deleting the default desktop environment from Raspian Stretch. My question ...
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40 views

Vga screen goes black for 2 seconds then on then off etc

I am having issues with my PI3 and my crt vga arcade monitor. The image will appear for 2 seconds then disappear and this is basically a constant loop. I have changed different resolutions but ...
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3answers
359 views

Raspberry doesn't boot on second time

I've been trying to use Stretch on my raspberry pi 3 for a few weeks already, and it seems that I have some trouble for starting the Pi. I installed Stretch on a 32 Gb SD card, but I also tried with ...
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1answer
1k views

Connect old laptop LCD to RPi [duplicate]

I have an old laptop and I was wondering if I could take the LCD from it and use it with my RPi 3, the end goal is to make an RPi laptop complete with a 3D printed case, so would this LCD connection ...
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0answers
765 views

How to set 4K mode on Stretch

I have a Raspberry Pi 3 running Raspbian Stretch. I need to connect it to a 17" 4K UHD (3840x2160) monitor via HDMI, I tried to do that but noticed that resolution is automatically set to full hd. I ...
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Network accessible screen

Using Raspi, does anyone know of a way to take an old desktop monitor and make it network accessible from any pc? The idea being that you could access it much in the same way you might access ...
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211 views

How do I use an old car DVD player screen?

I found a nice 11" screen (not touchscreen) salvaged from an old overhead DVD player. How would I connect this to the Raspberry Pi? It comes with a cord looks similar to a DSI ribbon. I was told to ...
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1answer
485 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
599 views

SPI vs 8-bit TFT

I read that 8-bit is faster than SPI, how much faster is 8-bit than SPI? Say, if I wanted to run a video loop of a wheel spinning, would the speed difference between SPI and 8-bit mode be obvious?