You can get the .ino code and libraries from my download area with the following link: if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[300,250],'peppe8o_com-box-4','ezslot_4',162,'0','0'])};__ez_fad_position('div-gpt-ad-peppe8o_com-box-4-0');You also need to install the following libraries, according to myInstall Arduino Libraries: methods to add libraries with Arduino IDEtutorial. Images can be smaller or larger than the screen resolution (160x128), but there is no method on the Arduino for image manipulation. Note: Beware of cheap ripoff batteries from Hong Kong. It cannot be that there is a short circuit if the screen lights up blank, right? The touch controller detects this change in the capacitance. Feel free to reach me via the comment section if you have any questions as regards this project. The screen has the ability to show 16-bit color. You can find an example of a TFT Display controller datasheet here. Open serial monitor to run the sketch". 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. Your wiring in #16 photo corresponds to the High Speed SPI Wiring and, I would expect it to work. It has a standard ("Intel 8080") parallel interface, and works in both 8-bit and 16-bit modes. You can reference the screen attached to an Esplora through. InTFT LCD, the backlight technology is generally used. 0.96" SPI Serial 128X64 OLED LCD LED Display Module Blue Yellow for Arduino AU . I assumed that the display would come already soldered by Adafruit. There are quite a number of small cheap TFT displays available on eBay and elsewhere. The Arduino TFT screen is a backlit TFT LCD screen with a micro SD card slot in the back. You can use TFT displays in HMI products such as room temperature controllers and attendance systems, weather monitoring devices, infotainment systems, and even video game consoles. Here are the details required to complete the Arduino and the 1.8-inch TFT display. Some dedicated controllers can help Arduino detect the screens finger touch easily. AU $4.32 + AU $1.99 postage . Connect the pin 8 on the Arduino UNO to the Reset pin on the LCD module. My screen model is adafruit and I have followed step by step the connections that appear in this document: That some displays need an Arduino Mega or Due because of library memory requirements. Ground connections. You'll have to do your own research. Connect to ground to reset the TFT! At $7.50 + $1.19 postage, this is the most expensive of the displays discussed here, because of the high resolution and the touch screen. Do not forget to share the article with your fellow Arduino Enthusiasts! You can use the wiring in the message #6 photo with. What is the origin and basis of stare decisis? We are creating the object by name TFTScreen of type TFT. Step 5: LCD MOSI Connection between Arduino and LCD Module. Moreover, it can display not just text, but elaborate graphics. That kind of TFT doesn't work well with the NodeMCU (or the ESP8266 in general). The TFT library relies on the SPI library, which must be included in any sketch that uses the scree. So, hardware will be only: Check hardware prices with the following links: The TFT display communicates with the Arduino via SPI communication. #define R 70. and this working fine but i need PIN 9 because have PWM modulation. For example, an image of a width 240 x 320 will consume different amounts of memories based on the formats chosen. The Arduino doesnt need any special hardware to drive the controllers. This module is a 3.5-inch TFT LCD module with "320X480" resolution and 65K color display. #define TFT_CS 10 #define TFT_RST 9 // Or set to -1 and connect to Arduino RESET pin #define TFT_DC 8 #endif // OPTION 1 (recommended) is to use the HARDWARE SPI pins, which are unique // to each board and not reassignable. This example draws a single point, and has it bounce around on the screen. 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. 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. Save the file and Add this Library to Arduino IDE. The waveform below presents the status of the SPI lines ( Chip select, I2C Data line, I2C Clock line) timing characteristics. I will take you through a generic 1.8-inch TFT display module in this article. This video explains how to connect the TFT 1.8 to the Arduino UNO and how to write a text or draw a shape on the screen. Or see the full code here https://github.com/adafruit/Adafruit-ST7735-Library/blob/master/examples/graphicstest_hallowing_m4/graphicstest_hallowing_m4.ino . I am confident that the article was easy to follow. #define y_mid 127 This is the output pin of the Arduino, SPI data (Master In Slave Out) This is the output pin of the LCD controller and the input pin for the Arduino. I hope I gave enough information to understand what Im adoing, Answer I'm sorry that I can't help you with this. The headers on the side of the screen with the small blue tab and arrow should be the ones that attach to the board. The past few tutorials have been focused on how to use the Nokia 5110 LCD display extensively but there will be a time when we will need to use a colored display or something bigger with additional features, thats where the 1.8 ST7735 TFT display comes in. The pinouts for the display and the SD card remain the same. This model is composed of a Transmissive type TFT-LCD Panel, driver circuit, backlight unit. TFTscreen.background(0, 0, 0) is use to customize the screen background color here TFTscreen.background(0, 0, 0) means the background colour is black. Please start with the graphicstests.ino example. It is a sd1289 3.3 and 5v ,40 pin parallel 8,16 bit. Arduino Forum Wiring TFT display to Arduino Uno . Interface working displays with other projects. Not sure why this isnt included in the text version. Keeping things simple yet i, https://github.com/adafruit/Adafruit_RA8875, https://github.com/adafruit/Adafruit-GFX-Library, https://github.com/adafruit/Adafruit_STMPE610, Wi-Fi Control of a Motor With Quadrature Feedback, 480x272(105.4x67.15), 8/16/18/24-bit RGB interface, Transmissive, 4-wire Resistive Touch Screen. The touch panel is a dedicated layer on the top of the display, which is handled by an independent touch controller IC. The images should be sized before you put them on the SD card. The below two lines adds the required libraries for the display module. Okei. Under the file options, select New.. Hi, It only takes a minute to sign up. But theres a lot of conflicting info about required lvl shifters for this model any help or links to info would be great .. thank you. There are several versions of the modules available. We also make a slight change to the code setting reset pin as pin 8 and DC pin as pin 9 to match our schematics. Pay attention to the orientation of the screen, in these images, it is upside down. FocusLCDs.com sent me a free sample of a 4x3 TFT LCD (P/N: E43RG34827LW2M300-R) to try out. For additional information on the underlying font capabilities, see the Adafruit page on graphic primitives. Let us see a view of a TFT LCD module. 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. Just copy and paste the unzipped folder to Documents/Arduino/libraries (in Windows 10). You can see the front and back views of the TFT LCD in the figures below. Good morning, I have a problem connecting my tft screen with the example from the library. You can find one example in the article above. Hi guys, welcome to todays tutorial. LEDs, 7-segments, OLEDs, and full-color TFT LCDs. Looks like we're having trouble connecting to our server. > Check out our guide to theTop 12 Best Arduino Online Courses. Open the serial monitor to view the Arduino Logo. I am doing this project wherein I want to display some image on the LCD screen. I do not want to use a extra shield,hat or cape or adapter. JLCPCB - Only $2 for PCB Prototype (Any Color), https://github.com/adafruit/Adafruit-ST7735-Library/blob/master/examples/graphicstest_hallowing_m4/graphicstest_hallowing_m4.ino, 128160 resolution, 18-bit (262,144) color, Built-in microSD slot uses 2 more digital lines, 2 white LED backlight, a transistor connected so you can PWM dim the backlight, Overall dimensions: 1.35 x 2.2 x 0.25 (34mm x 56mm x 6.5mm), Current draw is based on LED backlight usage: with full backlight draw is ~50mA. Como soy nuevo en esto, principalmente hago cosas bsicas. RA8875 MOSI to Arduino UNO Digital #11. Connect and share knowledge within a single location that is structured and easy to search. The hardware hookup is likewise a bit more complex. The ST7735 is an LCD controller IC used in many TFT display modules. Would have been so much simpler if they had just made it a common SPI bus with individual CS lines for the display, SD, and touchscreen. The site is in Chinese though. Simply put: that TFT requires a lot of GPIO pins - 10 at an absolute bare minimum, but better if you have more available. All good? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. http://www.rinkydinkelectronics.com/library.php?i Wi-Fi Control of a Motor With Quadrature Feedback. #define x_mid 79 The font color will be changed every 200 ms. Open the Arduino IDE and click on the File option. In the Arduino IDE, select File>Examples>Adafruit RA8875>buildtest. 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 . Thanks for the wealth of knowledge! Insert the screen into the socket with the blue tab that says "SD Card" closest to the USB port. @xenwi, your topic has been moved to a more suitable location on the forum. Interface TFT LCD displays of the types discussed with a Raspberry Pi and Beaglebone Black. Step 1: Let us begin with the TFT display There are pins on either side of the board. Why did OpenSSH create its own key format, and not use PKCS#8? Today, we will look on how to use the 1.8 ST7735 colored TFT display with Arduino. The SCL pin of the Arduino goes to Pin 10 of the LCD. We will use two libraries from Adafruit to help us easily communicate with the LCD. Okei. 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. RA8875 MISO to Arduino UNO Digital #12. You can either connect the screen with hardware SPI pins, or define your own set of pins. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. There are two options for this, feel free to choose the most preferred. Note that the sockets are made from 0.1" female header strips. It is 5-volt friendly, since there is a 74HC450 IC on the circuit board that functions as a level shifter. To make things easier, start with a blank protoshield as a base, and add sockets for the TFT displays to plug into. The capacitive screen is more sensitive, and a simple touch is sufficient. In this section, you will get answers to the most frequent questions on the Arduino and the 1.8-inch TFT display projects. You can choose any of the GND pins available on the Arduino UNO. It wires the power supply differently, from what I can see. 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. You must apply pressure on the screen to make the touch work. ->Read our guide aboutWhat You Can Build with Adruino. Determine the display's resolution and the driver chip. You can identify the placement of pixels with specific coordinates. I couldn't figure out what pins to wire SCL and SDA to. It will work hooked up to an Uno, and with a few pin changes, also with a Mega. On the right-hand side, you have pins related to the display and the power. The desired image achieves by controlling each pixel to display the corresponding colour. Please visit the link for more information on the SPI interface on Arduino. However, studying the photo looks as if the 10x1 male header is not soldered. 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. ), it's possible to buy a small, sharp TFT screen that can be interfaced with an Arduino. I have used TFT display with touch for an HMI project which controls the thermostat in my hobby projects to learn more about the OT system (open Therm). On the right-hand side, you have pins related to the display and the power. #define TFT_DC 9 Arduino uses this line to select the TFT display controller. It is a good practice to start the connections with the GND connection first. Note that the Arduino IDE doesnt like dashes - in the filenames; just replace it with an underscore _. Using the hardware SPI is faster when drawing to the screen. With the appropriate sketch loaded into the ATM328, it acts as a dedicated display for the Mighty Ohm geiger counter. tft_cs 10 (yellow) I had lots of fun playing pattern generation, bitmap image displays, and more. . The first thing, as usual, is to include the libraries to be used after which we declare the pins on the Arduino to which our LCD pins are connected to. The first example is the lightweight TFT Display text example sketch from the Adafruit TFT examples. The screen can be configured for use in two ways. You can create 4096 colors. After editing the library, Add it to the Arduino directory. So it is not possible to display complex and high-speed motions. On a Linux machine, as root, copy the library archive file to the. Obviously only you can check the actual wires. The availability of lightweight libraries makes it easy to build your own Arduino projects with TFT displays. You'll also need to declare a CS pin for the SD slot. Always use a short cable for GND connections. Before changes my code looked like this: Later, you will assign it to the redRandom pixel. 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? A5 is the SCL pin on the Arduino. The RGB 5-6-5 is yet another format, which can produce up to (32 x 64 x 32) = 65536 colors. I will briefly introduce the Touch section, Pinouts of the 2.8-inch TFT display, and details of the connection diagram. Higher power consumption is the disadvantage of the TFT displays as they are not a favorite choice for battery-powered devices. To set the pins MISO, MOSI and SCK, you have to use the ICSP terminals. Lets get the conversation started. TFTscreen.begin() is use to initialize the library. The TFTs are cheaper. In this section, I will give you step-by-step instructions to complete the needed connection between the Arduino and the TFT display. Are there developed countries where elected officials can easily terminate government workers? Electronics-lab.com 2023, WORK IS LICENCED UNDER CC BY SA 4.0. Terminate this pin to Logic high using a 10 . The TFT library is included with Arduino IDE 1.0.5 or later. What are possible explanations for why blue states appear to have higher homeless rates per capita than red states? Open the serial monitor to view the Arduino Logo. Exemple is this: Library example: Adafruit_ST7735 : spitftbitmap. Due to variation in display pin out from different manufacturers and for clarity, the pin connection between the Arduino and the TFT display is mapped out below: Double check the connection to be sure everything is as it should be. Sketching the prospective shield on quadrille (graph) paper may be helpful. It's capable of displaying up to 262,000 different colors. The final connection looks like the below image. These would be nice topics for future Instructables. The overall memory needed increases by 33 % if you switch from RBG 4-4-4 format to RGB 5-6-5. 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. We and our partners use cookies to Store and/or access information on a device. The RGB are the primary colors. Purple, blue, and green ones are suspect -- see picture and A good multitester and/or continuity tester, Lead cutting shears (Plato makes good ones). Connect the screen to the breadboard. Solder the accompanying header to the RA8875 board. RST - this is the TFT reset pin. A LPG gas detector and readout, and a display for various sensors including temp, humidity. Along the same lines, you also generate two random numbers and assign them to the greenRandom and the blueRandom variables. In the case of Arduino, the processor frequency is low. The comment form collects your name, email and content to allow us keep track of the comments placed on the website. Im going to do 2 projects with this. A4 is the SDA pin on the Arduino. The text of the Arduino getting started guide is licensed under a The right component for your projects depends on the amount of data to be displayed, and the type of user interaction. now we can proceed to the code. You can access the pin by locating the ICSP header pin on the Arduino. SPI MISO pin is the LCD modules output pin and the Arduinos input pin. it's of some chinese vendor i looked up on their website: Thanks for the reply! 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. I have compiled a list of questions most frequently asked regarding the TFT and the touch usage with Arduino. TFT LCD stands for Thin Film Transistor Liquid Crystal Display. You can then start building projects based on your requirements. 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. On each pot, connect one side to ground, and the other to power. Just one question, why if its not soldered, the white light is on when I charged it? With 8 pins in a single row, it works fine with a standard Arduino UNO or with a Mega. Please let us know how you get on. TFTscreen.setTextSize(2) is use to set the font size.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[250,250],'peppe8o_com-large-leaderboard-2','ezslot_3',178,'0','0'])};__ez_fad_position('div-gpt-ad-peppe8o_com-large-leaderboard-2-0'); In the loop section first, we will print the Hi_peppe8o! in the centre of the LCD and this will be in three different colours (Red, Green, Blue) you can choose any colour using the different colour codes. Note that the 8-pin connector is not used. AMOLEDs are brighter and more power efficient than TFT displays. The electric field gets coupled through your hand when you touch the screen. The SPI mode of the controller is set by setting the IB pins high or low. The following components are needed for this tutorial: As usual, the exact components used for this tutorial can be bought by following the link attached to each of the components above. The source of the code is retained in the comments section of the code. @JoJo, this is a very good comment from @Kiker, the black and red wires actually are mixed up in the drawing so GND on UNO goes to VCC on TFT and the other way around. ->Read our guide aboutWhat You Can Build with Adruino. We'll begin with a simple one. You will find both analog and digital resistive touch controllers. Place the potentiometers on the breadboard. Thanks but sounds a bit complicated for me. One is to use an Arduino's hardware SPI interface. I2C Serial Data line I2C interface for the touch controller, Auto-calibration so that change in the environment condition will not influence the capacitive measurement. CS can be any GPIO pin on the Arduino. End of projectmy first project with a display. You will learn how to connect the TFT controller to an Arduino UNO, pinouts of the TFT display board, and the Arduino code example. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Also, refer to the basics section to learn more about the touch controllers (both resistive and capacitive). The 11-pin row is for activating the display itself, and the 5-pin row for the SD socket on its back. Find out whether there is an Arduino driver available. The Arduino TFT screen is a backlit TFT LCD screen with a micro SD card slot in the back. Using the ST7735 1.8 Color TFT Display with Arduino. According to its web site, the TFT module does have SPI interface. Reply #define TFT_RST 8 Watch the video. No! For Arduino Uno: MOSI = pin 11 and // SCLK = pin 13. How to Connect TFT LCD display with NodeMCU? The ST7735 TFT display is a 1.8 display with a resolution of 128160 pixels and can display a wide range of colors ( full 18-bit color, 262,144 shades!). This is a fantastic way to introduce someone to the benefit of having a touch screen with a color display! it is fast, low cost and easy to use. Most of the 1.8-inch TFT displays, are SPI controlled, and you will find that even the pin mappings match. The Arduino specific additions were designed to work as similarly to the Processing API as possible. Pay attention to the orientation of the screen, in these images, it is upside down. Connect RESET pin to Arduino pin 8. $7.99 + $3.50 shipping . Its resolution is 320x240 (hires!) The Arduino code below provides six color options to choose from. SPI clock pin. Can a county without an HOA or covenants prevent simple storage of campers or sheds, Removing unreal/gift co-authors previously added because of academic bullying. Arduino board; ST7735 TFT screen; 5 x 1K ohm resistor; Breadboard; Jumper wires; The circuit: Circuit schematic diagram is shown below. TFT.h is the library for TFT LCD Display and uses for writing and drawing on the display. The connection must be done as below but keep in mind that you need a level shifter between your display pins and the arduino pins because your display is 3.3 V and you arduino is 5V. I will be happy to hear about the projects you have built too. card_cs 4 (blue) In the later sections, I will provide an example code, a working simulation link, and FAQs on the Arduino TFT display with touch projects. In 8-bit mode, only the high-order bits of the parallel data buss are used. Solder the header properly. The first set of instructions are for the Uno, Leonardo, and similar boards. I am confident that the article was beneficial and easy to understand. TFT and SPI headers contain the required functions to interact with the display over the SPI line. All Arduino UNO board output pins are 5V, connecting a 5V pin to the ST7789 TFT display may damage its controller. 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. 7 years ago Vcc - this is the power pin, connect to 3-5VDC - it has reverse polarity protection but try to wire . Most TFT controllers are not 5V tolerant. Because I need one PWM pin in arduino, (anothers are busy) For example I tried connect SDA pin on display to SDA pin on arduino, but this not worked, mayby somewhere i must write this to display that I dont use pin D11 on arduino but SDA pin. Even if the screen's headers are designed to fit into the socket on the front of the Arduino Esplora or the Arduino Robot but, this module is compatible with any AVR-based Arduino (UNO, Leonardo, etc) or with the Arduino Due. 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. When you have this Software SPI constructor working, you can try the High Speed SPI Wiring on page #10 of the PDF. I am not an expert in code, but i think you should definitely check the Adafruit library readme. No. An example of the capacitive touch controller IC found in the TFT display modules is FT6206. 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. And voila! You can find a TFT Touch display best suited to HMIs where the user can do specific settings or make some selections. After that, check to see if there is a difference between the current and the previous locations of the point. If you still have questions, I will be glad to hear them in the comments section. reset 8 (white) Picture Information. It has 220x176 resolution (hires!) This makes it feasible to reuse them to give our electronic projects colorful graphic displays. Connect the CS pin of the LCD (pin 3) to Pin 10 of the Arduino. Connecting the screen to the breadboard and board. If there is a difference, erase the previous location by filling in the dot the same color as the background, then drawing a new dot in the updated location. Question Can we please have an actual image of your project ? The final connection looks like the below image. It is wise to add the wire-colour as a comment to each define e.g. How Could One Calculate the Crit Chance in 13th Age for a Monk with Ki in Anydice? For as low as $4 (shipping included! I cannot find any references. This change is the electric field reflected as the change in the capacitance. Step 3: Initializing the TFT Shield. + $4.21 shipping . : If you are using an Esplora, the structure of the program is the exact same. Connect power and ground to the breadboard. Next, is the void loop function. In this tutorial we will learn how to make a simple digit counter using LED Display TM1637 and obstacle avoidance sensor and Visuino. It's also recommended to visit the Adafruit graphics library page for additional information on functions not covered. For this project, you would need the RA8875 driver board (available at AdaFruit for US$35) to interface the TFT display to the Arduino. You can build a Timer project where the user can set the time right on the LCD. The image below shows an Arduino Leonardo but it works for an Arduino Yn too. In this function, you send the values once every 200 ms using the delay() function below. Asking for help, clarification, or responding to other answers. Did you make this project? You can find the datasheet here. In this example, you'll create a basic counter that will update a number on screen every half second. The Arduino UNOs SPI lines communicate with the ST7735 IC. If the point happens to run into the boundaries of the screen, have it reverse direction. the screen signals -----> MOSI MISO SCK DC Cs Please insert your code in a reply. How To Connect The TFT Display To The Arduino UNO? Connect the pins following this default configuration: Thanks for this tutorial. If you wish to use the SD card, you need to include the SD library as well. In the sketch, look for line 39: if (!tft.begin(RA8875_480x272)) { Make sure RA8875_480x272 is indicated. As in the earlier examples, include the necessary libraries and variables before. Share it with us! Feel free to share your projects in the comments section. That it's possible to hack together breakout boards or shields, to modularize and simplify reuse of the displays. Please drop the link to the projects you are working on in the comments sections. 13 on UNO; 51, 52 on MEGA; ICSP-4 . We also use the TFT library to write and draw on the display. With luck, it will have identifying information printed on it. and select the correct COM port. Although there are many TFT touch screens in the market, The TFT name and touch technology have no relation. Open serial monitor to run the sketch". Arduino library for the ST7789 IPS SPI display. Also attaching images of TFT display and my NodeMCU. [Done! Luego, dado que el escudo TFT no podr usar la interfaz ICSP, conect los puentes como dice en wiki. Continue with Recommended Cookies, Raspberry PI, Arduino and Electronics made simple. The touch option enables you to interact with the project efficiently. Connect the screen to the breadboard. To connect the lcd screen to a Mega board, use this pin configuration: To connect the lcd screen to an Arduino Due, use this pin configuration and don't forget to set the right value for the variable "sd_cs" (#define sd_cs 7) in the sketch: The text of the Arduino getting started guide is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. However, studying the photo looks as if the 10x1 male header is not soldered. Connect pin 9 on the Arduino UNO to the A0 pin on the LCD module.