Most of the 1.8-inch TFT displays, are SPI controlled, and you will find that even the pin mappings match. AMOLEDs are brighter and more power efficient than TFT displays. Have you got the parrot.bmp loaded into the same directory/folder as the .ino code? Next, we create an object of the library with the pins to which the LCD is connected on the Arduino as parameters. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Connect the TFT display to the RA8875 board. In this article, we will interface a TFT display with a touch interface. Here are the details required to complete the Arduino and the 1.8-inch TFT display. The command used for clearing all the data is TFTscreen.background(0,0,0): Please find more tutorials on Arduino inpeppe8o Arduino archives. It is a good practice to start the connections with the GND connection first. 1.8" inch Full Color 128x160 SPI TFT LCD Display Module for 51 or Arduino uno r3 . Code samples in the guide are released into the public domain. Did you make this project? The RGB are the primary colors. In the sketch, look for line 39: if (!tft.begin(RA8875_480x272)) { Make sure RA8875_480x272 is indicated. Connect the Arduino to the RA8875 board like so in the image: Fire up youre the Arduino IDE. 2.4/2.8/3.2/3.5" Inch SPI Serial Port TFT LCD Screen Touch Panel Module Arduino . As the Esplora has a socket designed for the screen, and the pins for using the screen are fixed, an Esplora only object is created when targeting sketches for that board. The headers on the side of the screen with the small blue tab and arrow should be the ones that attach to the board. It's a clone of the more common HY-TFT240, and it has two rows of pins, set at right angles to one another. Here, you are mapping the Arduino UNO pins to the chip select pin, data command pin, and the reset pin. I assumed that the display would come already soldered by Adafruit. After that, check to see if there is a difference between the current and the previous locations of the point. Lets get the conversation started. Arduino library for the ST7789 IPS SPI display. TFT and SPI headers contain the required functions to interact with the display over the SPI line. The ST7735 is an LCD controller IC used in many TFT display modules. Tic-Tac-Toe Game using TFT touch display interfacing with the Arduino uno I will take you through a generic 1.8-inch TFT display module in this article. The SPI or I2C interface can also be bit-banged, making it portable to any Arduino Board. Arduino Forum Wiring TFT display to Arduino Uno . The modules with touch come with an additional layer of transparent touch screen. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. and will accept either 3.3 or 5 volts. To interface with an Arduino ( Mega or Due), it uses Henning Karlsen's UTFT library, and the driver is ILI9325C. Higher power consumption is the disadvantage of the TFT displays as they are not a favorite choice for battery-powered devices. In order to accurately control the colour and brightness of each pixel, it is necessary to install a shutter-like switch after each pixel. In this tutorial we will learn how to use a L298N DC MOTOR CONTROL driver and a potentiometer to control a DC motor speed and direction with two buttons. Depending on the type of the Arduino board, you have to set the pin connections accordingly. Ground connections. The complete code for this is available under the libraries example on the Arduino IDE. When was the term directory replaced by folder? Circuit of the Leonardo and the TFT screen. SPI on all available pins (slow) // Arduino_ST7789 tft = Arduino_ST7789(TFT_DC, TFT_RST, TFT_MOSI, TFT_SCLK); //for display without CS pin // Arduino_ST7789 tft . Refresh your . Connect pin 11 of the Arduino UNO to the SDA Pin of the display. There are several LCDs with built-in controllers which support SPI/I2C interfaces. Its resolution is 320x240 (hires!) I haven't played around with a touch display, so this particular Instructable is only about the standard, non-touch, display. TFT displays provide a faster refresh rate and provide smoother transitions. In this article, I have covered one example with the simulation, which you can try out. Doesn't the ili9163c need 3.3v logic? The text of the Arduino getting started guide is licensed under a The function below displays the entered text in double-quotes. #define x_mid 79 It comes with a header which you can solder on as needed. system Closed May 6, 2021 . All Arduino UNO board output pins are 5V, connecting a 5V pin to the ILI9341 TFT display may damage its controller. Finally, interface the display to your favorite Arduino project and write a sketch that adds colorful text and graphics to it. You can wire this pin to the digital pin 11 of the Arduino using a jumper, TFT Chip select line. It uses the S6D0164 driver in Henning Karlsen's UTFT library, and because of the memory requirements of same, works only with an Arduino Mega or Due. This example draws a single point, and has it bounce around on the screen. Thanks :). With the Adafruit ST7735 libraryinstalled, this example can be accessed by going to examples -> Adafruit ST7735 library -> graphics test. This is the MOSI pin of the SPI protocol. It cannot be that there is a short circuit if the screen lights up blank, right? One example is an FT6206 which can support small to medium-sized screens with up to 28 sensors. d/c 9 (green) The Arduino TFT screen is a backlit TFT LCD screen with a micro SD card slot in the back. There are several components to achieving this. When read by the library and drawn, the image will fill the screen. Connect the display to the Arduino as shown in the schematics below. There are no specific requirements for what pins need to be connected to where (as far as hardware functionality goes), so it's up to you to find the right combination that doesn't cripple the boot process (stay away from GPIOs 0, 2 and 15 if you can). 4 years ago, #1 you need a data sheet for the display and pinout and the i/o board attached to the cable.Than before you buy check for a driver for this chip Raydium/RM69071.if no driver lib are you able to write one and do you have the necessary tools to work on this scale to wire it up ..if you answer no than search for an arduino ready product.WCH. Figure out how to interface other TFT displays, such as the Ihhaos LCD-2000 series. You can access the pin by locating the ICSP header pin on the Arduino. 7 years ago. It is better to choose a TFT screen with an SPI interface, which uses far fewer pins - although is slower to refresh the screen data. The image below shows an Arduino Leonardo but it works for an Arduino Yn too. You can access the pin by locating the ICSP header pin on the Arduino. Check your inbox now to confirm your subscription. This post shows how to connect the Arduino with ST7735 160128 SPI TFT module. To enable the display in 8-bit mode, only the row of pins along the narrow edge is used. This article is part of our series on the different types of displays that you can use with Arduino, so if youre weighing up the options, then do check out our guide to the best displays to use with Arduino. Connect the LCD boards ground pin to the Arduinos GND pin. This one is a bit of an oddball. I hope it was fun learning the working of the TFT display and the required setup to bring up your own Arduino UNO + TFT display project. The function stroke under the class TFTscreen sets the color to the values sent as arguments. Connect SCK pin to Arduino pin 13. The availability of lightweight libraries makes it easy to build your own Arduino projects with TFT displays. To set the pins MISO, MOSI and SCK, you have to use the ICSP terminals. Your screen should show something like this. In this function, you send the values once every 200 ms using the delay() function below. #include <TFT.h> #include <SPI.h> Then, you need to define the CS, A0 (or DC) and RST pins: #define cs 10 #define dc 9 #define rst 8 The Arduino Leonardo & Arduino Yn use different pins to be compatible with the lcd screen. Connect the screen to the breadboard. http://www.rinkydinkelectronics.com/library.php?id=51. May be you should add a comment for step 4 : Not all ILI9225 breaboards have voltage regulator so those without it won't accept 5V. Are there developed countries where elected officials can easily terminate government workers? Other than this, the remaining connections, such as the SD card or the TFT display controller, remain the same. The final connection looks like the below image. Connect RESET pin to Arduino pin 8. Take note that the display should be facing up. The digital resistive sensors only can say whether a touch is there or not. Let us see a view of a TFT LCD module. That kind of TFT doesn't work well with the NodeMCU (or the ESP8266 in general). Arduino needs to only communicate with IC (usually over I2C or SPI) to understand the touch position. For example, an image of a width 240 x 320 will consume different amounts of memories based on the formats chosen. Connect the pins following this default configuration: Connecting the pins in the proper way, you can see the lcd screen working with your Uno (or Duemilanove) just uploading the simple "TFTBitmapLogo" sketch. Since it is 4-bit wide, the maximum levels for each color possible are 16. This is a fantastic way to introduce someone to the benefit of having a touch screen with a color display! If the point happens to run into the boundaries of the screen, have it reverse direction. There is no difference in the functionality of the screen between the two methods, but using hardware SPI is significantly faster when drawing. Take care to select the correct board i.e. Estoy intentando apilar Arduino UNO, Ethernet Shield y Waveshare 2.8" TFT Shield. This TFT has 128 x 160 pixels. The TFT wires are probably correct. I'll do it and I tell you if it works. and it incorporates both a touch screen and an SD card slot. Site Maintenance- Friday, January 20, 2023 02:00 UTC (Thursday Jan 19 9PM Communication via IP adress with Arduino IDE and ESP8266, RFID/NFC Tag get data from wordpress MySQL, First time using Kuman 3.5" TFT screen model SC3A-NEW-UK with Arduino, What do these rests mean? Does a TFT screen go well with a NodeMCU? The Arduino UNOs SPI lines communicate with the ST7735 IC. It serves as a control valve to provide an appropriate voltage onto liquid crystals for individual sub-pixels. Connect the pins following this default configuration: A photo of your connections would help. The RGB 5-6-5 is yet another format, which can produce up to (32 x 64 x 32) = 65536 colors. Download and install these Adafruit libraries. Sketching the prospective shield on quadrille (graph) paper may be helpful. It uses Henning Karlsen's UTFT library, and it does a fine job with text and graphics. This makes it feasible to reuse them to give our electronic projects colorful graphic displays. According to its web site, the TFT module does have SPI interface. See if you can identify the chipset and find out if there's an Arduino driver for it. I will share a working code example and an online simulation link for the project. I am sure you will be eager to try out your applications of touch and display together in your following projects! Each square in the grid is a pixel. Thank you for the praise. An alternative is hard-wiring the socket pins to the Arduino pins, which is neater but limits the versatility of the board. Figure out how to enable the touch screen on those displays that have one. on Introduction. Can I change which outlet on a circuit has the GFCI reset switch? TFT is an abbreviation of Thin Film Transistor. You can watch the video of this tutorial on youtube here. https://www.jixin.pro/product/717.html The block diagram is shown below. The ST7735 TFT works with 3.3V and the Arduino uno works with 5V . The features of the FT6206 capacitive touch controller IC are given below: ->Read our article aboutHow Easy Is It To Learn Arduino? If you want to use one these other boards, some slight changes on connections are required. ), it's possible to buy a small, sharp TFT screen that can be interfaced with an Arduino. The Uno wires all look correct. Download the library from sumotoy's site. testdrawtext was not declared in this scope The RGB format 4-4-4 means the Red, Green, and Blue colors are represented by 4-bit wide information. Steps are :- . That it's possible to hack together breakout boards or shields, to modularize and simplify reuse of the displays. Step 3: Initializing the TFT Shield. We all build off each other's work, to the benefit of everyone. AU $4.32 + AU $1.99 postage . Each socket row will have a corresponding row next to it, with each individual hole "twinned" to the adjacent hole in the adjoining row by solder bridges, making them accessible to jumpers to connect to appropriate Arduino pins. So, hardware will be only: Check hardware prices with the following links: The TFT display communicates with the Arduino via SPI communication. The idea of a touchscreen control for cheap is mind blowing. Creative Commons Attribution-ShareAlike 3.0 License. You can find an example of a TFT Display controller datasheet here. In this section, I will take you through a simple Arduino program that allows you to select a brush color and draw on the screen. You can find the datasheet here. 7 years ago On the right-hand side, you have pins related to the display and the power. Im going to do 2 projects with this. In step 5, you mention that the TFT01 display can't be used with the UTFT library on an Arduino Uno because of its memory requirements. Connect the TFT display to the RA8875 board. When the blinds are opened, light can pass through them. You'll have to do your own research. The hardware hookup is simple -- only 8 connections total! The viewing angles of AMOLEDs are better for outdoors as well. Makerguides.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to products on Amazon.com. [Done! It utilizes the SPI protocol for communication, features its own pixel-addressable frame buffer, and . The right component for your projects depends on the amount of data to be displayed, and the type of user interaction. Connect Pin 1 of the LCD to the VIN pin of the Arduino. Upload it to the Arduino Uno connected to the 240x360 TFT display shield. Note that in 8-bit mode, the lower eight data lines, DB00 - DB07, are not used. I hope to put some of your tips to use this winter as I would like to build sensors and other items for home automation and monitoring. + $4.21 shipping . These have been manufactured in the tens of millions for cell phones and other gadgets and devices, and that is the reason they are so cheap now. Arduino tutorial: using the 1.44" color tft display (ili9163c) with arduino watch on the 1.44 color tft display (ili9163c) is ideal for arduino. It is possible to change the font size to 10x16, 15x24, or 20x32. The SCL pin of the Arduino goes to Pin 10 of the LCD. Meaning of "starred roof" in "Appointment With Love" by Sulamith Ish-kishor. How to rename a file based on a directory name? Today, we will look on how to use the 1.8 ST7735 colored TFT display with Arduino. Connecting multiple TFT LCD screen in one arduino uno r3 - YouTube 0:00 / 0:55 Connecting multiple TFT LCD screen in one arduino uno r3 Sun SOLEIL 18 subscribers Subscribe 5. it's of some chinese vendor i looked up on their website: Thanks for the reply! Click to enlarge. With luck, you will see text and/or graphics. You can try out the project described in the article above. All Rights Reserved, Smart Home with Raspberry Pi, ESP32, and ESP8266, MicroPython Programming with ESP32 and ESP8266, for approximately $3 check prices on Maker Advisor, 7 Arduino Compatible Displays for Your Electronic Projects, [eBook] Build Web Servers with ESP32 and ESP8266 (2nd Edition), Build a Home Automation System from Scratch , Home Automation using ESP8266 eBook and video course , ESP32/ESP8266: Firebase Data Logging Web App (Gauges, Charts, and Table), ESP32: Create a Wi-Fi Manager (AsyncWebServer library), Better Debugging for Arduino IDE: SerialDebugApp (Part 3), https://www.arduino.cc/en/Tutorial/TFTBitmapLogo, https://raw.githubusercontent.com/RuiSantosdotme/Random-Nerd-Tutorials/master/Projects/tft/draw_shapes.ino, https://www.arduino.cc/en/Reference/TFTFill, https://randomnerdtutorials.com/vs-code-platformio-ide-esp32-esp8266-arduino/#7, Build Web Servers with ESP32 and ESP8266 . You can choose any of the GND pins available to complete the connection. Ebay vendors "say" you can connect 5V logic to these displays. SPI clock pin. It has an SD card slot on its back. When I try to compile I get The first example is the lightweight TFT Display text example sketch from the Adafruit TFT examples. AMOLEDs are brighter and more power efficient than TFT displays. I'm trying but still doesn't work. Open the serial monitor to view the Arduino Logo. After 300 milliseconds a straight line will be displayed, after 300 milliseconds a square will be displayed, after 300 milliseconds a circle will be displayed, and after 300 milliseconds screen will be black/ erase and these all shapes and the text will be repeated in the void loop. Arduino Uno Arduino TFT screen breadboard hookup wire two 10-kilohm potentiometers Circuit Connect power and ground to the breadboard. Could someone help me wire up this display for an Arduino I am only starting to use Arduino so could you make your answers simple for me? The display uses the SPI protocol for communication and has its own pixel-addressable frame buffer which means it can be used with all kinds of microcontroller and you only need 4 i/o pins. Pay attention to the orientation of the screen, in these images, it is upside down. In the next step, I'll show to use the library and define the pins for Arduino Mega. Did you make this project? Share it with us! The screen's pin layout is designed to easily fit into the socket of an Arduino Esplora and Arduino Robot, but it can be used with any Arduino board. Touch sensing can be either resistive type or capacitive type. Question As in the earlier examples, include the necessary libraries and variables before. Do peer-reviewers ignore details in complicated mathematical computations and theorems? In the following example, a bitmap that is 160x128 pixels named "arduino.bmp" is in the root directory of a SD card. Here are the basic protocol details from the ST7735 datasheet. Also attaching images of TFT display and my NodeMCU. This one is a 2.2" (diagonal) display with 176x220 resolution and parallel interface. The data frame is written over SPI protocol in the following manner. Terminate this pin to Logic high using a 10 . Along the same lines, you also generate two random numbers and assign them to the greenRandom and the blueRandom variables. Insert the screen into the socket with the blue tab that says "SD Card" closest to the USB port. I cannot find any references. . Reply As usual, I suggest adding from now to your favourite e-commerce shopping cart all the needed hardware, so that at the end you will be able to evaluate overall costs and decide if continue with the project or remove them from the shopping cart. The code is the same as the exemple but modified with my pins: miso 12 (brown) Moreover, it can display not just text, but elaborate graphics. On each pot, connect one side to ground, and the other to power. I tried the connections given on this link. Before you buy, check for Arduino compatibility! with the below connections and the level shifter you can use hardware SPI. ST7735 1.8 Color TFT Display Module v1.1. We will use two libraries from Adafruit to help us easily communicate with the LCD. Note that the 8-pin connector is not used. The key to an effective DIY shield is a neat and logical layout. The TFT library includes a basic font for drawing text on screen. The TFT display communicates with the Arduino via SPI communication, so you need to include the SPI library. my model is: 1.8 "Color TFT LCD display with MicroSD Card Breakout - ST7735R from adafruit. Connect tft display to Arduino Uno and play the example Using Arduino Displays xenwi May 19, 2021, 6:34am #1 Good morning, I have a problem connecting my tft screen with the example from the library. Finally after upload connect a power supply or run on computer usb only the uploaded . There is a socket on the front of the Esplora for the screen. Okei. You can then start building projects based on your requirements. the voltage pins are reversed. To connect the 1.8 TFT LCD with Arduino we need to: if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[300,250],'peppe8o_com-medrectangle-4','ezslot_2',108,'0','0'])};__ez_fad_position('div-gpt-ad-peppe8o_com-medrectangle-4-0');Connect your PC to Arduino and open Arduino IDE. The Arduino TFT library extends the Adafruit GFX, and Adafruit ST7735 libraries that it is based on. RA8875 MISO to Arduino UNO Digital #12. Share the articles with your friends and fellow Arduino enthusiasts! Most TFT controllers are not 5V tolerant. In the case of Arduino, the processor frequency is low. There are quite a number of small cheap TFT displays available on eBay and elsewhere. Step 5: LCD MOSI Connection between Arduino and LCD Module. Digital pin 10 of the Arduino, The Arduino uses this line to inform whether the data on the SPI is data or a command. In 8-bit mode, only the high-order bits of the parallel data buss are used. I hope I gave enough information to understand what Im adoing, Answer Buy it here. Open serial monitor to run the sketch". In this orientation, the screen is 160 pixels wide and 128 pixels high. There must be an error somewhere as these examples are thoroughly tested. Some dedicated controllers can help Arduino detect the screens finger touch easily. David. 1 op. Exemple is this: https://codebender.cc/example/Adafruit_ST7735/spitftbitmap#spitftbitmap.ino, Attached code (I have changed the site pins to correspond with the code). You do not need to declare any pins in your sketch; the object is instantiated for you automatically : To give the illusion of motion, you need to quickly erase and draw images on the screen. This tutorial uses a 2.8-inch LCD with a capacitive touch interface. It would be great if you can help. I am confident that the article was easy to follow. This type of TFT is a small size, low cost and easy to use. By the end of this article, you can create your text and change the colors based on your preference. There are several versions of the modules available. Code samples in the guide are released into the public domain. The overall memory needed increases by 33 % if you switch from RBG 4-4-4 format to RGB 5-6-5. If this dot were to move to the top right of the screen, its coordinates would be 0, 159; in the bottom left corner, the coordinates would be 127,0, and in the bottom right it would be 127,159. The Arduino can drive the boards. if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[728,90],'peppe8o_com-box-3','ezslot_1',159,'0','0'])};__ez_fad_position('div-gpt-ad-peppe8o_com-box-3-0');Creating an interface between the user and the system is very important. These low-cost and easy-to-use LCDs are essential to the human-machine interface design. So it is not possible to display complex and high-speed motions. Have you soldered the pins into the display , check you havent shorted them . If you want to use one these other boards, some slight changes on connections are required. ->Read our article aboutHow Easy Is It To Learn Arduino? Thanks for the wealth of knowledge! It will work hooked up to an Uno, and with a few pin changes, also with a Mega. In @@loop()@ you'll first update the position of the dot by adding the direction to the x and y position variables. This change is the electric field reflected as the change in the capacitance. TFT LCD is a variant of a liquid-crystal display (LCD) that uses thin-film-transistor (TFT) technology to improve image qualities such as addressability and contrast. For about the price of a familiar 2x16 LCD, you get a high resolution TFT display. The headers on the side of the screen with the small blue tab and arrow should be the ones that attach to the board. . Do not forget to share the article with your fellow Arduino Enthusiasts! Step 1: What You Will Need Arduino UNO L298N DC MOTOR CONTROLER DC Motor Battery pack Potentiometer Jumper wires Two push buttons 2x 1K ohm To complement the display, it also comes with an SD card slot on which colored bitmaps can be loaded and easily displayed on the screen. You can access the pin by locating the ICSP header pin on the Arduino. Depending on the format, you must pad some dummy bits, adding to the consumed memory bits. And voila! However, there is an SPI interface to the SD card and Touchscreen as well as CS for the display being brought out. The pinouts for the display and the SD card remain the same. . A multitester or continuity tester might be useful for detecting wiring and soldering errors. Hi, You'll set up the program in the same way you did previously, adding some variables to keep track of the point's current and previous locations, as well as the velocity and direction of the point. Before changes my code looked like this: The ESP8266 doesn't have many IO pins - and some of them are very sensitive about what they can be connected to without affecting the boot process. The screen will show this message: "Arduino TFT Bitmap Example. Return current path for all the power and the signals, Power supply input pin for the TFT display controller and a touch controller, ICSP SPI Clock. You can find the datasheet here. The hardware hookup is likewise a bit more complex. You can wire this pin to the digital pin 12 of the Arduino using a jumper, ICSP hardware SPI MOSI line. 3.5'' TFT Full Color Screen Module 480x320 LCD UNO Mega2560 Shield for Arduino . The library put together by a smart fella, by the name of sumotoy, makes it possible to display text in multiple colors and to draw lines. The TFT display communicates with the Arduino via SPI communication, so you need to include the SPI library on your code. Arduino UNO or MEGA, etc. Contribute to wilmsn/Arduino-ST7789-Library development by creating an account on GitHub. A4 is the SDA pin on the Arduino. Prototyping Shield with Breadboard for Arduino Uno R3 (optional) The ST7735 color TFT display is a 1.8 display with a resolution of 128160 pixels and can display an extensive range of colors. Arduino Stack Exchange is a question and answer site for developers of open-source hardware and software that is compatible with Arduino. 2 years ago, Tho I realize this is quickly becoming legacy hardware, these 8,16 bit parallel spi with 4 wire controller 3.2in Taft touch display 240x380. Como soy nuevo en esto, principalmente hago cosas bsicas. Always use a short cable for GND connections. Otherwise, it may involve matching its appearance with a picture on Google images. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. For this project, you would need the RA8875 driver board (available at AdaFruit for US$35) to interface the TFT display to the Arduino. Testdrawtext was not declared in this scope. I am having a problem with the connecting nodemcu with my TFT LCD screen. I have compiled a list of questions most frequently asked regarding the TFT and the touch usage with Arduino. First, declare the pins to use, import the necessary libraries, and instantiate a named instance of the TFT library. Please visit the link for more information on the SPI interface on Arduino. You will notice that I'm running the Hackduino at 3.3v, so no converter is necessary. hooking up and adding a lib is no piece of cake insure the screen you buy is arduino ready and sold by a reputable shop with step by step directionsWCH. I have downloaded and installed the Adafruit libraries from GitHub. With the appropriate sketch loaded into the ATM328, it acts as a dedicated display for the Mighty Ohm geiger counter. The waveform below presents the status of the SPI lines ( Chip select, I2C Data line, I2C Clock line) timing characteristics. Buy it here.http://www.ebay.com/itm/141197618099. The TFT library is included with Arduino IDE 1.0.5 or later. To make things easier, start with a blank protoshield as a base, and add sockets for the TFT displays to plug into. Connect the middle pin of one potentiometer to A0, the other one to A1. Your email address will not be published. Images can be smaller or larger than the screen resolution (160x128), but there is no method on the Arduino for image manipulation. This baby has a row of 11 pins and a second row of 5 pins parallel to it. Most of them come with an additional SD card holder as well. We and our partners use cookies to Store and/or access information on a device. RA8875 SCLK to Arduino UNO Digital #13. We also get your email address to automatically create an account for you in our website. Later, you can draw using your finger or a stylus in the empty area. TFT displays have been around for decades. If you still have questions, I will be glad to hear them in the comments section. Ok nevermind, I recovered one PWM pin, I used it to HC-SR04 sensor for echo pin, but I also can use a normal pin for echo, thanks for help ;).
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