Questions tagged [display]

Display relates to the use and output of display systems for the Rasberry Pi. The built-in video connectors are HDMI, RCA composite (yellow plug), and a 4-pole 3.5 mm jack.

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23 views

wireless display for MAC

I have a MAC and I am looking to add two additional displays to my laptop without having to run cables to it. Is there an app or something I can install on my Raspberry pi to be able to use it as a ...
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Different resolutions HDMI-1/HDMI-2 in Screen Layout Editor

I have a Raspberry Pi 4 (2GB) connected to 2 displays of resolution 3840x600 each (58:9 aspect ratio), running the latest version of Buster. To have the display in correct resolution, I have edited ...
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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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Can't set output to 4k 60hz on Pi 4

What I've tried: Setting "4Kp60 HDMI" I did this in the GUI config application and rebooted. Also tried disabling it and then enabling it in the config.txt and rebooted. Installing updates My ...
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Can you utilize the RasPi 0W ribbon connector side to use as a display cable instead of GPIO pins?

I want to create a tiny device with a display, but I don't know if I can use the side ribbon cable instead of GPIO.
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33 views

Display IP Address on LXPanel

I'd like to print on the LXDE Pannel (LXPanel) the IP address of my Raspberry Pi, so I can have a direct view about how to connect to the Pi from another computer when I reboot it, since its IP is ...
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Displaying specific information from Raspberry Pi to a bluetooth display

I have a project on Raspberry Pi and I want to display angle variation recorded from sensors connected to RPi but the display must be connected via Bluetooth. Is this possible?
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55 views

What to look for in a Large Touchscreen [closed]

I am making a kiosk application and need a large touchscreen monitor for the same. I am looking for large touch screen display(24inch-27inch) which can work with raspberry pi 3 B+ and RPi zero with ...
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SPI Display – fbtft connects to wrong frame buffer

Today I installed an SPI display to my pi. I'm using fbtft and follow the wiki. I don't want screen mirroring, but force the SPI display to be a secondary monitor. I discovered, that fbtft connects ...
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128x64 OLED Display Issue [closed]

I have a cheap display I got from eBay connected to a Raspberry Pi B+. It has 4 pins (vcc, gnd, scl, sda). I followed the adafruit tutorial here but after setup, when I run a python example (any of ...
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Is 0.96 inch display (ST7735S) working with raspberry pi?

I'm not able to find any documentation. Is 0.96 inch display (ST7735S) working with Raspberry Pi? I would like some advice on how to connect the pins. Thank you for help.
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PiFace Digital2 and LED display

I'm building a home alarm system with Raspberry Pi 3 B+ and the PiFace Digital 2 board. I will have used all 8 inputs, and maybe 4 outputs. Now, my question is, If I would like to connect a 16x2 ...
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Display issue with Parallel RGB

I'm having trouble with a parallel RGB output to a display from the compute module. I think it's a hardware issue with the board assembly as I have two of the same layout boards with only one having ...
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Screen Resolution for raspberry pi 3 LED Screens

Is it possible to change the resolution of my raspberry pi 3 to 224x756?? I have a vertical LED panel (224 x 756) and the display of my rpi don't fit the screen. Help thanks!
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Display don't work after driver install

I bought a display via eBay (https://www.ebay.at/itm/3-5-TFT-LCD-Touch-Screen-Module-320-480-RGB-Display-Case-For-Raspberry-Pi/391223449334?ssPageName=STRK%3AMEBIDX%3AIT&_trksid=p2060353.m2749....
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27 views

make the screen black without turning it off

My console application handles the playback of different videos via the vlc player. As soon as the video changes, VLC exits full screen mode and switches back to full screen mode when the new video is ...
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is it possible to damage of monitor with hdmi boost?

To make an old Samsung monitor work with my Raspberry Pi (Pi 3 Model B+) I had to set the hdmi_boost option in the /boot/config.txt to 7 (without that it shows green vertical lines, or green snow, ...
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Display drivers for RaspberryPi3B+

I am trying to get a 3.5 inch RPi Display working on my raspberry pi. I have written my sd card with raspbian and the pi works well (red LCD glows all the time , and greed LCD flickers (fades on and ...
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123 views

Execute script on boot (with boot folder)

I'd like to know, whether there is an option to execute a script on the first boot of Raspberry. There is a catch though. I'd like to be able to put the script in the boot folder. Since it is ...
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2answers
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Error while using wiringSerial

I am new to the Raspberry subject and only figure out some basics. I want to use a Nextion-Display withe a Raspberry pi 3b+ and communicate over the UART pins. For this I found wiringPi and that it ...
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1answer
317 views

Still cannot open display :0

I'm trying to run chromium-browser on my raspberry pi remotely through SSH. I want chromium-browser to use the display of the raspberry pi (not the local display of my Windows machine). Even when ...
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1answer
74 views

Run turn off/on HDMI on specific time

I want to do the following: Use my raspberry pi as a smart display, kind off like what the Chromecast does when it's not streaming anything. I also want it to turn on and off at certain times, like ...
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1answer
163 views

Connect to Raspberry Pi from iPad via Bluetooth

I'm considering experimenting with a Raspberry Pi. I was wondering if I could connect to the Raspberry Pi from my iPad via Bluetooth and use the iPad as a screen that way. In my head it makes sense. ...
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Virtual resolution + scrolling?

I created a small, pocket computer from Raspberry Pi 3 and small 4" display with resolution 480x320. It is very hard to do anything on such small screen, so I've been wondering, if there's a way to ...
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HD44780 Display and wiringPi

I have wired a display to the raspberry pi, which uses an HD44780 controller. The wiring was verified by using this python script: https://www.raspberrypi-spy.co.uk/2012/08/20x4-lcd-module-control-...
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Is it possible to use use a 4x3 monitor

I have a 1280 x 1024 monitor I want to use as display. I have an HDMI to DVI adapter. What must I configure to make it work?
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218 views

Cheapest way to attach a display to a Pi Zero W

As per my previous question, I am having great difficulty with a headless setup, so have decided to add a display. I possibly could use my HDMI input TV, but I don't think that my partner would be ...
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88 views

Distro which is preconfigured to support XPT2046 display

I am totally stymied on headless setup of a Raspberry Pi Zero W. I have followed numerous guides, with no success and have decided to resort to setup with a display. I have an XPT2046 Resistive ...
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1answer
111 views

Does 'xdotool' only work on OS with gui?

I have installed xdotool on my raspbian stretch with desktop and on there, everything works fine. But I also tried to install xdotool on raspbian stretch lite and on lite I always encounter the ...
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92 views

Differences in DPI video between Raspberry Pi 3 B and 3 B+

I have two identical setups with 5" TFT displays connected to Raspberry DPI hats. The SD card images are identical. The only difference is one is using a model 3B and the other a model 3B+. I have the ...
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71 views

How to change the SPI clock speed in Raspberry pi zero w

Please tell me how to change the SPI clock speed of Raspberry Pi Zero W. Is there any code or settings that i have to change to get my display work. I'm using a ST7735 tft display module (resolution ...
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Pi-Zero can't boot past the user login screen - “Perpetual Login”

I have a pi-zero which I was most recently trying to install OpenSSL-1.0.2r on that wouldn't start up. I fixed the issue already by swapping out the SD card but I'm still not sure why the problem came ...
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Raspberry Pi 3b+ error when display shows BLACK colour

I have a RPi 3b+, connected it via HDMI to several different TVs and a monitor via a HDMI to VGA adapter (one at home, one at work ect). While using the adapter, after some hours the picture turned ...
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How to configure duplicate screen on a Pi?

I have a Raspberry Pi 2 connected with a TouchScreen. I also connect another external display via HDMI. Goal I've been trying to make my external display show as duplicate mirror the one on the ...
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80 views

SONY TV as Display / Monitor

Background: I have successfully used pi-3b+ to display on LG LED TV, New model Sony 4K LED TV. Requesting your support: The year 2011 SONY 40NX710 model is showing blank (No desktop / text-console). ...
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90 views

Can I connect two Raspberry Pis to one 5" Display via an HDMI switch?

I have two Raspberry Pis running very different systems. I want to build an enclosure so that I can use a single 5" display (Amazon link) for both Pis. The setup I'm envisioning would rely on an ...
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165 views

Connect fans and display to rpi 3b+

I have a rpi 3b+. With it I bought a 3.5 inch display and a case with dual fans. But the pins for the fans (5v and ground) are the same with the display. How can I have them both connected to my ...
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36 views

How to get the i2c ground signal to pass into the rasberry pi

I want to build a circuit, that is a Raspberry Pi Zero W, powering 8 Adafruit Alphanumeric displays (or even more). The max, theoretical current draw from an Adafruit Alphanumeric is 280mA. ...
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597 views

OpenGL desktop driver

I have RPi3 with 7" touchscreen display connected, Raspbian Stretch installed. I would like to use OpenGL desktop driver. I run "raspi-config" > Advanced Options > GL Driver and select the driver. ...
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50 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 ...
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1answer
104 views

Scanning a QR code using a raspberry pi zero or a Pi3 via a command line script

I need to scan a QR code via the command line when a script is run. My current setup is an epaper display with integrated 4 buttons. So far I have each button programmed to run a script to change ...
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50 views

Wrong X and Y touchscreen axis after screen rotation on Raspberry Pi 3B+ and Raspberry Pi zero w

I can successful rotate the screen with display_rotate=1 (and display_rotate=0 to return back to landscape mode). But, I cannot get the X and Y axis to work correctly after the rotation. How can I ...
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41 views

How do I use my Samsung S7 as a display for my Raspberry Pi 3 B without WiFi?

The title explains my question. I need to use my S7 as a display for my Pi without having to use wifi, internet or data. My phone is rooted and is on Android 8.0. Any help would be great!
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1answer
39 views

Display most recent image in folder on monitor

I currently have a receiver system that downlinks real-time images of earth from a weather satellite to a Raspberry Pi, where it then stores them as jpgs. What I am looking to do is automatically ...
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1answer
224 views

Feh in startup script only displaying images on reboot, not startup?

I have a Python script running on a Raspberry Pi Zero W that calls the image program feh in order to loop through some directories and display the enclosed images. The script is supposed to run on ...
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No video on SV-3 instrument viewer

When I set the Pi (Zero) up with the required 640x480 60Hz mode in config.txt the SV-3 reports no signal. But if I plug a VGA Acer monitor in to the Pi and then unplug it, plugging in the SV-3 works! ...
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71 views

I2C Detect shows that Rasberry Pi keeps assigning the same address to 2 devices

I'm trying to hook up 2 Adafruit Quad Alphanumeric displays to my Rasberry Pi 3 B+. From what I understand, all I need to do is hookup the displays in series to the SDA SCL outs, and the I2C chip is ...
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raspberry pi display reverse color issue

my problem with the Raspberry Pi Official 7" Display: In this page I found this: My display fades out to weird patterns when I shutdown/reboot my Pi. Don't panic! This is perfectly normal. ...
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When powering up my raspberry i dont get a screen

When you plug in power cabel and hdmi with no SDcard will it promt on screen? Or do i need an OS to even get it to promt? Just got mine and i cant get it to promt on my screen.
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Pygame initalisation for TFT on /dev/fb1 only succeeds as root

I connected a 320x240 TFT to my Raspberry Pi A+ running Raspbian stretch via SPI and set it up as fbtft_device. It shows up in /dev/fb1 and I can write images to it via pygame. I initialize it like ...