Questions tagged [tft]

A thin-film transistor (TFT) screen

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1answer
200 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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1answer
379 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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1answer
123 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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1answer
2k 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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0answers
229 views

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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2answers
6k views

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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1answer
609 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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2answers
849 views

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
468 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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1answer
818 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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1answer
2k 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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1answer
2k views

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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0answers
104 views

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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2answers
809 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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3answers
846 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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0answers
869 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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2answers
5k 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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0answers
699 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) ...
2
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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 ...
5
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2answers
2k views

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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2answers
4k views

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
100 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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1answer
95 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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1answer
158 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
3k 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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1answer
6k 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
4k 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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1answer
277 views

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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0answers
501 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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1answer
629 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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0answers
899 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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0answers
87 views

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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1answer
215 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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1answer
3k views

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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1answer
171 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 ...
1
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1answer
73 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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0answers
63 views

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 (...
5
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2answers
2k views

Which tft works on both Arduino Uno and Raspberry pi

Ideally I'd like a 2.8 inch and it to be touch screen. But most of all I'd rather it work on both boards without much hassle.
2
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0answers
76 views

Looking for hardware - 3.5" TFT with capacitive touch

I'm looking for a 3.5" display (480x320) with a capacitive touch attached. Anyone have some experiences? I want to drive the display with 8bit. If there are existing libraries that would be highly ...
5
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5answers
21k views

How to dim background LEDs on TFT display with ILI9341

I have bought a 2.5" TFT shield online, which is equipped with the ILI9341 controller. I need to dim the intensity of the background LEDs to match ambient light. This particular shield does not ...

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