Questions tagged [pitft]

PiTFT is a family of TFT displays for the Pi including touchscreens.

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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
559 views

Pigrrl 2 using pi 3, pitft 2.8 shutdown button

I have an unused button on the pitft screen that I want to use as a shutdown button. I tried the steps on adafruit but it just won't work. I've figured out hotkeys but not how to trigger a safe ...
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2answers
3k views

Kivy and 3.5PiTFT

I have written an application with Kivy that I want to run on my raspberry pi. I have a model 2 pi, a 3.5 inch PiTFT. I am connected via HDMI to an external screen. I followed the instructions for ...
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1answer
65 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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1answer
289 views

waveshare 35b on raspberry 3 : speed and colors

I'm trying to configure waveshare 35b touchscreen on raspberry 3. I have 2 problems : slow refresh rate inverted colors (black is white) Here is my config, (I do not need touchscreen, so it is not ...
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1answer
198 views

Sharing SPI Adafruit PiTFT and RFID RC522

I have a Pi Zero 1.2 connected to an Adafruit 2.8" PiFTF screen and a RFID-RC522 board. I also have a thermal printer connected to TX/RX, but I don't think this plays a part in my question. The TFT ...
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1answer
164 views

RPi3 with SainSmart 5" TFT touchscreen doesn't work

I bought a SainSmart 5" TFT with resistive touch to attach to my Raspberry Pi 3 Model B. The display works fine, though I had to set an HDMI_CVT parameter in /boot/config.txt in order to expand the ...
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1answer
408 views

Pi zero hat compatibility

I need help determining if these two devices are compatible on the raspberry pi zero w. I just got the adafruit pitft plus 2.8 https://www.adafruit.com/product/2298 Site says pins used are SCK ...
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1answer
321 views

How to hook LCD to breadboard using T cobbler?

I'm not sure what I am doing wrong here: Now I am a newb and I have watched 5-7 intro videos about the cobbler and breadboard, but they are always doing LEDs. I was under the impression that this ...
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1answer
322 views

Is there a way to detect if a PiTFT display screen is connected?

I am trying to detect if a PiTFT screen is connected. Is there some kind of GPIO pin I can probe and detect it to some extent?
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PiTFT: Serial only works with HDMI plugged in

I am using a PiTFT 2.8" on an original Raspberry Pi B. I just reinstalled Raspbian and setup the PiTFT using the Adafruit easy install script to launch to console. I have a python script that ...
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1answer
716 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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5answers
1k views

Cannot get my PiTFT screen working

I just got my Raspberry Pi 2 today, and I installed Kali linux on it, but now I want to get my PiTFT screen working. I cannot get it to work. I'm following this tutorial, Configuring the PiTFT. When ...
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1answer
2k views

Is it possible to disable the boot messages and terminal on the PiTFT while using fbcp

I am using a Raspberry Pi 3, and I set it up with the Adafruit 3.2 resistive TFT screen. I am using the fbcp setup so that frambuffer0 is being copied onto the screen. I would like a custom image on ...
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1answer
49 views

Saving image/GIF using a GPIO button

I'm running tv.giphy.com on my RPi, which shows random (or not) GIFs in full screen mode. I run the website in Cromium's kiosk mode. I have a PiTFT with 4 incorporated buttons and I would like to use ...
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1answer
775 views

ili9488 Display Color Problem

I have bought 2 tft lcd from this link: https://www.aliexpress.com/snapshot/8378816373.html?orderId=79915084513225&productId=32610719676 and after implementing the codes in here : RPi 2 and 3.95 ...
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3answers
3k views

What have you done to make generic TFT touchscreen display work?

I made the mistake of buying a cheap 3.5in 480x320 TFT display from a Chinese retailer. its unbranded, customer service is awful, no software was sent with it. I was sent a file in Chinese that was ...
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52 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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101 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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1answer
110 views

Why does audio playback seem to depend on GPU memory?

I encountered a really odd behaviour with my Raspberry Pi B+, running a slightly modified version of Raspbian with a PiTFT screen from Adafruit. Because the screen cannot access the GPU I dialed down ...
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1answer
410 views

3.5" TFT Calibration Problem

I am struggling to understand what is going on with my (knock-off) Waveshare 3.5" TFT calibration. For my application, I need to have the display and the touch screen rotated 180 degrees. Flipping ...
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1answer
366 views

PiTFT 3,5" Inverted X & Y

So for the last 3 weeks I have been trying to get this touchscreen(3,5" Resistive) to work properly, but I cannot, for the life of me, figure it out! I have made a very simple SDL 1.2 program that ...
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1answer
5k views

Raspberry Pi 3 with SIM808, 7inch display module issues in communication (UART)

First my appologies about the title. Thats the best I could come up with. The problem is like this I integrated a SIM 808 module with Raspberry Pi3 and implemented a simple GPS get command to ...
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1answer
85 views

Problem connecting AdaFruit PiTFT to RPi 3 using DuPont cables

I have a RPi 3 and the AdaFruit PiTFT 3.5”. I’m trying to connect the screen to the Pi using Pimoroni male to female jumper jerky cables (DuPont cables) because I want it to be further away from the ...
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1answer
255 views

Qt Application crashing on Raspberry Pi 3 with Adafruit 2.8" PiTfT touchscreen

I have a adafruit PiTfT 2.8" 320x240 capacitive touch display running on a raspberry pi. I cross compiled my executable under linux, where I also cross-compiled qt. If I run the enclosed example ...
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0answers
65 views

Is there a limit on Raspberry PI's display size?

I have been using Raspberry PI 2 and 3 for the last year and a half with no problem. However, over time I have noticed that different sizes of display connected to the PI effected how my software ran. ...
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2answers
433 views

Raspberry Pi won't boot up after installing Adafruit's Jessie PiTFT image

I am trying to have my Raspberry Pi 3 work with an Adafruit TFT. I installed their Jessie based image (http://learn.adafruit.com/adafruit-pitft-3-dot-5-touch-screen-for-raspberry-pi/easy-install), ...
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0answers
269 views

3,5" LCD display not work in raspberry pi

I have bought a 3,5" display from ebay, and I installed it onto my raspberry pi 3. I installed the LCDshow drivers, but when it restarts the display is white. I tried to start the gui, but it gives: ...
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0answers
378 views

ADC for the raspberry pi zero w

Does anyone know of an ADC that I can use for a joystick to connect to the raspberry pi zero w? I have the adafruit pitft plus 2.8 resistive touch screen installed and it uses all the SPI pins I think....
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0answers
36 views

Pi zero w and pitft plus 2.8 in and justboom amp zero phat [duplicate]

I need help determining if these two devices are compatible on the raspberry pi zero w at the same time. I just got the adafruit pitft plus 2.8 https://www.adafruit.com/product/2298 Site says pins ...
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3answers
9k views

RPi 2 and 3.95 TFT ili9488

I have bought a 3.95 inch TFTLCD for Raspberry Pi (ILI9488 from mcufriend) and I can't get it to work. I am just mildly experienced with Raspberry and Linux, but the way this type of screen was shown ...
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2answers
817 views

Run gpio script from startup to listen for button press and then execute command and bash script

I have this python script that is intended to run from startup and listen for a buttonpress. If there is a buttonpress (held for 2s) the gpio script should run two bash scripts. The python script runs ...
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1answer
1k views

Raspberry Pi LCD TFT not working

Well, I bought a Chinese LCD TFT touchscreen, 3.5 inches, but I cant get it working, because I cant find the drivers. The only thing it says in the back is www.mcufriend.com, but the page is not ...
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1answer
214 views

Buying a Raspberry Pi 3 Model B+ [closed]

I am working on a (time-sensitive) project using an RPi3 Model B, but I require as much computational power (for computer vision application). I heard that the new RPi3 Model B+ is out and has a ...
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373 views

Running pygame without X results in stuck black screen

I'm trying to run a Pygame app without using X. I have a Raspberry Pi 3 with raspbian Jessie installed with very few modifications. The script I'm trying to run is the following: #!/home/pi/.env/bin/...
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2answers
3k views

GPIO button to control backlight on PiTFT

I've got an Adafruit PiTFT with the buttons on, so I have the potential to use the 4 GPIOs wired up to the buttons to control stuff. Now I followed the helpful tutorial, and have gotten the power-...
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1answer
543 views

Why are my fps so low with pi zero w vs pi 3?

So I have a few cheap 3.5 tfts that you can find online for around $15. I use the instructions here to get it working for retropie: https://www.hackster.io/manuelfelipe_ramos/how-to-install-kuman-tft-...
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0answers
220 views

Has anyone tried connecting a adafruit hat board and an LCD Screen?

We use the Raspberry Pi 3 boards for an elementary school robotics program. We saw these cool Kuman 3.5" touch screens that said they were HDMI (which I assumed meant they connected directly into the ...
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1answer
376 views

Raspberry Pi Zero usb port not working and no network access

I have a Raspberry Pi Zero V1.3. I recently tried making a portable device running Retropie. I attached a TFT-screen using the ports on GPIO. After a while I was trying to install modules for the ...
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0answers
851 views

Change PiTFT 2.8" screen resolution

I have a Raspberry Pi 3 running Raspbian Jessie with a PiTFT 2.8" resistive screen. Everything is working great, except that the resolution is not optimal; icons and text are too big for the screen to ...
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2answers
356 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 then the touchscreen to the DAC after soldering some extra connectors. It ...
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1answer
211 views

My Adafruit PITFT stops working after sudo apt-get update

My PiTFT was working fine, with the custom image flashed on the SD Card. But for downloading programs, they say to run sudo apt-get upgrade and sudo apt-get update. I do this, then reboot, now I get a ...
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1answer
230 views

Pigrrl 2 case and cooling fan

I know how to set up a fan on a Pi 3. But can I attach this fan to the GPIO under the Pi by soldering it and will it affect the PiTFT that is actually attached to the Pi GPIO on top? And could the ...
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3answers
4k views

Using Qt5 on PiTFT

I am trying to deploy and run graphical application using Qt 5.3.2 on Raspberry Pi with Debian Whezzy. The goal is to display GUI app on PiTFT 2'8 from Adafruits. To cross compile Qt5 libraries I ...
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1answer
2k views

How to extend screen with a Raspberry Pi 2 with PiTFT?

So, here is some background: I followed this lifehacker article, and switched 28r with 35r, in the helper command. (I have the 3.5 inch PiTFT screen from Adafruit, not the 2.8 inch version.) I got ...
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0answers
91 views

Best way to use 2.8" TFT as monitor panel for headless Pi? [closed]

I have the 2.8" tft installed on my Pi3. All working sucessfully. I want to use it as a simple control panel for my headless Pi - which has wifi AP working and as well as Tor etc. I want to see ...
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1answer
7k views

Android operating system with touchscreen?

So, I bought a "LCD Display, Kuman 3.5 Inch 480x320 TFT Touch Screen Monitor for Raspberry Pi" from Amazon. Now, I thought it was plug and go, but it's not. No biggy, I decided to figure out how to ...
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1answer
318 views

setting up RPI TFT, GPIO and touchscreen questions

I'm thinking of buying a Raspberry Pi TFT such as this one. I would look into an official adafruit one, but I don't fancy paying £35 for a 2.8" screen... a few questions though.. Is it compatible ...
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1answer
114 views

Is it possible to reduce the needed pins of a PiTFT touchscreen?

I have a PiTFT touchscreen and which I have it onto Raspberry Pi 3, I want some other peripherals attached as well but the screen occupies all the raspberry pins. Is it possible to reduce the pins ...
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1answer
140 views

PiTft problems see below for more info

I had a working PiTft - by working I mean that it would boot up - but then I updated (big mistake). I had to re-burn the distro to an SD-card. I switched between Wheezy and Jessie, but now it won't ...