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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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How can I use this screen with a raspberry pi zero?

https://imgur.com/UzAMi2C I ripped this screen out of a broken digital camera,but I can't figure out if I will be able to connect it to a pi zero,I am figuring I will need an adapter or something..
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13 views

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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18 views

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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1answer
23 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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23 views

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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0answers
41 views

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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1answer
99 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
46 views

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
157 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
54 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 ...
2
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1answer
65 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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1answer
36 views

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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26 views

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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2answers
51 views

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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2answers
123 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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1answer
61 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
68 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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1answer
65 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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56 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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0answers
24 views

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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91 views

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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0answers
69 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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1answer
80 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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107 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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2answers
35 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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1answer
374 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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0answers
47 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
60 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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0answers
40 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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0answers
36 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
37 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
145 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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0answers
13 views

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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2answers
57 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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0answers
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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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1answer
18 views

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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75 views

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 ...
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0answers
66 views

Raspberry pi 3B+ RCA noisy video output

I am working on a project in which I would like to connect my RPI to an old CRT TV, For this, I am using a 3.5mm to RCA composite cable. But when I connect my raspberry pi and TV the output on so ...
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1answer
45 views

where to buy the raspberry pi 7" touchscreen display board separately? [closed]

My raspberry pi 7" touchscreen display board black plastic connector (BROWN CONNECTION ABOVE RPI DISPLAY LETTERING) that holds the ribbon to the raspberry pi broke and I am looking for a replacement ...
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3answers
89 views

How to choose a suitable display for pi 3 B+?

I'm currently looking for a display 5 inches or less for my PI, but there are a lot of information and since I'm quite new to the world of raspberry I'm looking for some help and guidance on where ...
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1answer
39 views

Raspberry pi and HP f24 monitor problem

Lady and Gents, i have HP 24f monitor. I connect RPi using HDMI. But it does not show continuesly. From time to time it only appears for 1 second and then disapear. Some times very often, then ...
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1answer
31 views

Ripped off display connector, raspberry not working anymore?

i am using a Raspi 3b v1.2. I ripped parts of my display connector off by accident and then removed the whole thing with pliers, because i will never use it anyways. Now my raspberry won't boot. Is a ...
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0answers
99 views

How to do I reenable display sleep?

I recently installed a Hyperpixel touchscreen on my Raspberry Pi 3, but I don't want to leave the screen on 24/7 to avoid damage and because an always-on display doesn't fit my use case. Before I put ...
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0answers
23 views

Pi freezes when setting defaults for large screens, broken pipe message

I ssh into my Pi to run on my laptop with RealVNC. I have a 4K display so everything is very small, almost unreadable. I can expand the window but this makes things blurry and it's annoying to have to ...
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0answers
45 views

Raspberry Pi 3.5 Inch Display Works on Pi 2 B but not 3 B+

The exact screen is this one. http://www.neosecsolutions.com//products.php?28 On a Raspberry Pi 2 B it boots to raspbian. On the 3 B+ it gives a white screen, The Raspberry Pi 2 B has a white screen ...
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1answer
27 views

Basic 2, 8, or 16 color, wired display

Wondering what the most basic display is that you can get that works with the machine. I see stuff like this but everything seems to be full color. Wondering if that's just how it is or if there are ...
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1answer
132 views

How do I properly attach this 3.2 inch LCD to a raspberry pi zero w

I purchased a 3.2 inch LCD screen from souq.com as that's pelretty much all I have to get a display for the raspberry pi zero w. The issue is, when I attach the board to the pi, all I get is a white ...
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2answers
54 views

Running MagicMirror via HDMI but controlling it via extended virtual desktop

Total linux noob here and at this point without some of the required HW to actually try this out but; I'm meaning to use my raspberry pi 3b (raspbian stretch) as somewhat of a home automation center ...