Questions tagged [tft]

A thin-film transistor (TFT) screen

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how to connect a 4.3" tft touchscreen lcd with arduino UNO using a FT800 driver through SPI protocole?

i bought a 4.3" tft touchscreen LCD and a ft800 driver to display my arduino UNO outputs using SPI protocol on it but i have no idea about pinouts also no clue about which libraries i should use to ...
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TouchScreen GUI Reference Guide Help

Recently I have gotten some Touchscreens to add to my projects and I am very excited to use them. However, I am not sure where I can find a guide to help me create my own GUI with the touchscreens. ...
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Why does my TFT keep turning white after moments?

Alright, seems there is something wrong I am doing that I don't understand. Before I start explaining, my question is different than this white screen question. First of all my TFT ST7735 is working ...
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Why am I only seeing white screen in TFT 1.44 ST7735?

I just bought the 3rd TFT and in all my attempts I get the white screen I don't know what I'm doing wrong! This time I bought it and followed their instruction's guide I created this schematic ...
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Arduino 3.5" TFT Display going blank after sending data through I2C

I'm trying to use I2C to send and receive commands between an Arduino UNO R3 and an Arduino Mega R3, with a 3.5" TFT display connected to the Mega. I have verified that my display is fully functional ...
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problem with char array iteration and strcmp

New to Arduino and programming so forgive me if this is trivial but I've searched and can't find an answer... Goal: I want to convert decimal values to their equivalent fraction... eg: 0.125=1/8. I ...
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What am I missing? ST7735 TFT white screen

I followed this guy's guide with regards to wiring, etc., and all I seem to be getting is a white screen, as shown in these pictures. Is there an issue with the guy's guide, I'm missing or there is an ...
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Is there software to make an interactive GUI for my TFT touch screen shield?

I was wondering this, because realized it takes quite time consuming due to all the lines of code I have to write.
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Connecting TFT Display MI0283QT-9A to ESP32

I have purchased a MI0283QT-9A TFT display (https://download.mikroe.com/documents/add-on-boards/other/display/tft-proto/tft-proto-manual-v200.pdf) which is driven by the ILI9341 display controller. I'...
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Arduino NANO hardware SPI not working

I have an Arduino NANO clone and a 2.4" ILI9341 TFT display. The VCC and LCD pins of the display are connected to the 5V pin of the board. The GND to the GND. All the logic pins are connected to ...
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Arduino TFT LCD buttons reappear after fillScreen(BLACK);

I am very new to TFT screens and I am developing some code to display on a little information board, however I have come across an issue. Once I call tft.fillScreen(BLACK);, it writes testing but ...
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Can a push button be used for TFT LCD screens?

I am trying to link my TFT LCD touch screen to a few push buttons. May I enquire why my code is not working? I'm trying to link the screen and the button so I'm trying to make the image display a ...
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83 views

Using TFT with hardware SPI and speaker with tone()

I want to make a device with a TFT screen and a speaker that uses the builtin tone() function. However, according to the documentation, using tone() interferes with PWM on pins 3 and 11. On the ...
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120 views

How to connect 2 Arduino Unos when one has a TFT LCD display attached to it? [duplicate]

I have to make a school project involving an Arduino Uno with a 2.8" TFT LCD touch screen display. in my project, i have to connect it such that the display is linked to a LED push button that receive ...
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40 views

listing sd card files on a tft screen

I'm currently working on a Arduino project that plays audio files from SD card through a speaker. First Arduino sends the list of all music files, and when I send it a file name, the music is played. ...
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593 views

Using Waveshare Raspberry Pi TFT LCD with Arduino Uno

I have a 3.5 inch Waveshare Raspberry Pi TFT LCD which uses the XPT2046 Touch Controller. I want to use this LCD screen with my Arduino Uno. I originally believed something like this was impossible, ...
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Nextion controlling Neopixel

I am looking to control an addressable LED Strip (WS2812B) mode via a Nextion display. Below is a short version of my code. CODE ////////////////////////////// // LED LIGHT SHOW PRESETS // ////////...
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Nextion Dual State Button

I am having an issue with my Nextion display. I have uploaded the following code via Arduino IDE to my Arduino MEGA 2560. My Nextion Editor shows the button as ID:9 on page0 named floor. I am not ...
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207 views

Background “static” on side of TFT screen?

I recently bought an XC4629 128x128 TFT screen and noticed that failing to initialise a background for the screen produced this RBG static. A red line drawn on the screen without a background: The ...
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How to expand an Arduino when using a TFT display shield?

I am really new to this Arduino stuff. I can't figure out one of my problems on my own. I am using this 2.4 TFT display shield on an Arduino Uno. It works fine so far: I have coded a little sketch ...
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1answer
277 views

Using TTGO TS 1.0 TFT display

I'm trying to use the TTGO TS 1.0 display with a demo app from a different source. The demo app wants the following to be configured: #define PIN_NUM_MISO 17 // SPI MISO #define PIN_NUM_MOSI 23 ...
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344 views

How to connect a 240x320 37-pin TFT to an Arduino Nano?

I have an old TFT display (extracted from an MP5 player) and I can't figure out how to connect it with an arduino nano, pls help. here's the datasheet of the TFT: http://read.pudn.com/downloads137/...
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994 views

Wiring parallel TFT with ESP32

I have this Parallel LCD TFT. I want to connect it with an ESP32 (NodeMCU). I am using the TFT_eSPI library. In the TFT_eSPI documentation, it says that the connection should be as following: // The ...
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Connecting LCD TFT shield to NodeMCU

I have the following screen: I want to connect it to a NodeMCU device: I read somewhere that it is not possible. However, I am not interested in the touch ability nor the SD card. I just want to ...
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Can I make my own TFT LCD shield? [duplicate]

I have a few TFT LCD displays lying around which I salvaged from old phones. I would really like to use them with my Arduino. I didn't get anything about making a shield on the net but only links to ...
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345 views

How to detect an read buttons pressure on touchscreen [closed]

I made simple 3 red buttons like this: #include <SPI.h> #include "Adafruit_GFX.h" #include "Adafruit_ILI9341.h" #include "URTouch.h" #define TFT_DC 9 #define ...
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300 views

ILI9341 backlight flickers when using USB power from Laptop

I've developed a project using am ILI9341, ESP12F and Arduino. Everything works fine except a very annoying issue. The LCD flickers when I use the laptop's USB. But when I use a USB charger it's much ...
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612 views

Programming 5 inch TFT Display + Arduino Mega with Touch Shield (w/SSD1963)

I am newbie on Arduino and TFT Screens. But I am a semi-professional on programming and I decided to develop a device that can be controlled by Arduino via capacitive touch screen (there will be 2 ...
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3k views

Multiple devices on SPI

Whenever I use multiple devices on SPI, TFT Screen, and the BME280 breakout board from Adafruit, the Arduino fails to detect the devices. Code of the screen separately (works) // include the ...
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422 views

2.8" TFT display without D/C pin

I got a TFT display module from China. The TFT does not has D/C pin, how could I connect TFT to UNO or which library should I need to use?? Here is the pin name print on PCB: VCC TFT_CS SDI (SDA) ...
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1answer
2k views

5 inch TFT LCD for Arduino

I want to use a 5 inch 800x480 TFT display (touch not needed) with an Arduino (mega, uno or due). I'm thinking of buying this display: link (buydisplay.com). How can I connect this ? I have also ...
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How to measure resistance of TFT Touchscreen

I'm using a TFT Touchscreen shield with my Arduino UNO, and I'm running "tftpaint" example by Adafruit. I've noticed that when initializing the Touchscreen object, a resistance value must be provided....
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mcufriend 2.4 TFT with ESP8266

I have this TFT: Now, the problem is, I will not use this as a shield (i.e. I will not just put it on top of an Arduino Uno). I will use it with an ESP8266 (NodeMCU). I want to know how to wire them ...
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1answer
80 views

Drawing specific RGB on touch screen

I have the Arduino MEGA and an adafruit touch screen 2.8 inches. My goal is to draw a pixel given a specific RGB I am using the ILI9341, GFX, and TFT.h libraries to draw and control the touch screen....
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72 views

2.8 Touchscreen does not work with Proto Screw Shield

I am using the Arduino Mega and the 2.8 touch screen by Adafruit, and I can't get the screen to work on my Proto R3 Screw Shield Here are the tools I am using: 2.8 inch touch screen Proto R3 Screw ...
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86 views

Drawing bitmap on TFT

So, my .ino file is like this (do not worry about TftDisplay library, it totally works fine and myDrawPixel function just calls the adafruit drawPixel function): #include "TftDisplay.h" #include <...
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1answer
2k views

ST7735 display with esp32

I have edited the adafruit ST7735 library so that it supports esp-32.I made some edits in Adafruit_ST7735.h file. which are as follows. The code works fine but I had expected the screen to work ...
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4k views

ESP-32 with tft display

I recently got a Adafruit TFT screen and an ESP-32 development kit. I was trying to interface these two the pin connections I used areas follows: TFT | ESP-32 ------+---------- 3V3 | Vcc Gnd ...
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1answer
2k views

Arduino Video player?

I want to play video from SD card by using arduino mega 2560 and TFT 3.2" touch screen is it possible ? if yes please tell me. thanks in adavance
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Unable to boot Windows 10 iso file on arduino uno [closed]

I copied Windows 10 iso image on sd card and attached in sd card reader. I connected sd card reader to arduino uno. And I also connected TFT display. I uploaded program to read iso file from sd card ...
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374 views

white screen : 2.8" TFT LCD Screen Module: HY-280TFT

i have a problem with my new 2.8" TFT LCD Screen Module HY-280TFT.i connect it with an Arduino Uno board like this way: Connect HY-TFT280 to Arduino UNO LEDA -> 5V LEDK -> GND VCC -> 5V RD -> 3.3V ...
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509 views

SPFD5408 for TFT in Arduino Due

I have interfaced HC024071 TFT Display with Arduino Due using SPFD5408 Adafruit library. It works perfect. But using the same library with Arduino Due (with pin connections modified as follows): // ...
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674 views

Arduino UNO with NRF24l01 + touch screen [closed]

I have an Arduino UNO, a NRF24L01 as receiver (receive data from elsewhere), and this touch screen from Adafruit for display and control. The Adafruit TFT is a shield so it fits the UNO perfectly. ...
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Bug read an image from SD card and draw it on TFT

I have developed a code to read an image stored on my SD Card and display it on a TFT. I can read the image from the SD Card successfully but I cannot draw it on the TFT. I dunno where is the bug. ...
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158 views

Use a 2.8" TFT with my Leonardo

for 2.8" diagonal color touchscreen TFT: Readme states: "Works with any classic Arduino '328. Solder closed three jumpers to use the ICSP header for use with Leonardo or Mega" What should I solder? ...
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Connecting multiple TFT panels to Arduino Uno via SPI?

Is it possible to connect more than one TFT screen (like this one or similar: https://www.adafruit.com/products/1651) to an Arduino Uno? I'm wanting to connect and control two color screens at once; ...
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126 views

I just bought a TFT screen is it still possible to use the serial port 1 and 0?

so I have a question regarding the TFT touch screen... I would like to use the serial ports 1 and 0 (on my UNO) to transmit data to my mega... however it take up those ports. on the back of it, it ...
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1answer
71 views

TFT screen to change sketches

I have an Uno + WiFi 101 thermometer and I'd like to be able to take it places and easily change WiFi network SSIDs and passwords. Can I use a TFT screen to make these changes to a sktech or am I ...
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1answer
3k views

ESP8266 Arduino 2.2inch ILI9341 TFT library

I recently got one TFT LCD from aliexpress which supports SPI and uses ILI9341. This is the one.TFT LCD I have the ESP8266 EspressoLite 1 board, and I am using ESP8266 Arduino. (https://github.com/...
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Esplora: Connecting a 2-Wire Speaker to Arduino Esplora

I am currently trying to make a simple game system with my Arduino Esplora, however I have noticed something. The Arduino Esplora has no pins for a 2-pin speaker that I get from a RadioShack store (...