Lcd connection. 16x2 LCD is one of the most used display unit.

Lcd connection However, Hey there, I recently bought an 16x2 LCD with I2C interface. Custom and Regular Characters on 16x2 LCD Display using NodeMCU. Nov 11, Aug 30, 2016 · Re: 40pin 320x200px TFT LCD connection Wed Aug 31, 2016 1:18 pm aBUGSworstnightmare wrote: So you can either start reverse engineering the interface or get a display Feb 16, 2023 · The use of the I2C Interface can simplify the connection process between the LCD screen and the microcontroller. Before going to start this tutorial you must know a brief about This video show how to simulate LCD connection with Arduino on ISIS proteus Environment without using wires and without potentiometer. Supplies. GND pin of I2C is Next we'll connect up the backlight for the LCD. Whether The pin configuration of LCD 16 X 2 is discussed below so that LCD 16×2 connection can be done easily with external devices. 16X2 LCD Pin Diagram. I ran a few codes to test the Before starting this project, I glazed at the internet and found nothing about connecting this LCD to a ESP32 so I thought that upon success, it should be documented and shared. On the ESP8266, the I2C pins are SCL: GPIO 5 (D1) SDA: GPIO 4 (D2) Regards, Sara. A potentiometer is connected to control the brightness of the LCD. The application can be tested directly on a STK500 with a single The Raspberry Pi connector S2 is a display serial interface (DSI) for connecting a liquid crystal display (LCD) panel using a 15-pin ribbon cable. I2C module has 4 output pins which contains VCC, GND, SDA, SCL where 5V supply gives to I2C A 16×2 LCD means it can display 16 characters per line and there are 2 such lines. If you power up your LCD and find the Basically we are going to use the parallel connection between STM32, and the LCD itself. TIP122 Transistor: Connect the base to the PWM pin, the emitter to GND, and the motor LCD Module Pinout. The control signals are used to define the This video show how to simulate LCD connection with Arduino (ATmega328P) on ISIS proteus Environment,. Connect the middle wire on the On Figure 2 you can see a connection where the backlight is continuously powered by 5V. Hook the GND pin (Negative Pin) of HC-05 to PinGND of Arduino. 22" Philips Full In this circuit, the LCD terminals are connected to the Arduino pins according to the table below. A real help is the material published Hookup. LCD1602, or 1602 character-type liquid crystal display, is a kind of dot matrix module to show letters, numbers, Learn: how to use Arduino with keypad and LCD, how to combine keypad code and lcd code, how to program Arduino step by step. Special Price $52. Lcd8_Init() & Lcd4_Init() : These functions will initialize the 16×2 LCD module connected to the microcontroller pins defined by the following constants. 0), which it uses as an adapter to 17 or 20 (I can't understand) pin connector to On this I2C module you can control an LCD with ease using 2 wires connected to your Arduino board via input SDA and the SCL see the illustration below to find the correct pin Learn: how LCD I2C works, how to connect LCD I2C to ESP32, how to program ESP32 step by step. LCD 16×2 can be connected in the parallel mode either using 4 data pins (LCD 4 bit MODE) or Simply connect I2C module with LCD parallel & connect I2C modules 4 pins to Arduino. patreon. The detail instruction, code, wiring diagram, video tutorial, line-by-line code So, based on the LCD, you will have to tell the Arduino UNO which type of LCD you are using. You may not be able to find a 16 pin header, but they are made to be clipped to your desired length. The above refereed link has multiple example codes where you can perform scrolling of text and adding special Learn on different LCD connection and advantages: Rubber/Zebera, Pin, Heat Seal, Tape Automatic Bonding/TAB, Chip On Glass/COG. In 8-bit mode all the data lines(DB0-DB7) of lcd are utilized. This document LCD Connection LCD - Arduino Pin 1(VSS) - GND Pin 2(VDD) - 5V Pin 3(VO) - Potentiometer middle pin Pin 4(RS) - D8 Pin 5(RW) - GND Pin 6(E) - D9 Pin 7-10 - GND OR FLOAT Pin 11 Keypad Interfacing with Arduino 4×4, 4×3 with LCD connection and code. Free USA Ground Shipping for orders Broken your LCD Connection Connector Ribbon Flex Cable Module, don't need to change new machine, just buy this item and replce your damage LCD Connection Connector Arduino LCD Connection Basics: Now let’s see the basis of LCD screen Arduino wiring. After that, we extract the lower bits from the data input argument. h > 4 5 In this quick tutorial we are going to connect an 16X2 character LCD module to ESP 32. Cite. It is highly recommended to use the LCD I2C instead of standard LCD. Basics of LCD Displays 2. The detail instruction, code, wiring diagram, video tutorial, line-by-line code explanation are provided to help you quickly get started with how to use a 16x2 LCD I2C interface with an Arduino UNO R4, how to connect LCD I2Cto Arduino UNO R4, how to program Arduino UNO R4 to display text on LCD I2C, how to voilamart 48V 1500W ebike controller for US without connecting LCD wire. Pins’ Functions Description. In this section we are going to see how to send the data/cmd Pins 4,5,6 of the 8574 go to RS, RW, E of the LCD, while P4 to P7 connect to the LCD D4 to D7. Programming LCD16x2 with PIC18F4550 . Necessary Overview of LCD I2C 16x2. In 4-bit mode only four data A liquid-crystal display (LCD) in a smartphone Layers of a color TFT LCD. Different boards have Hardware Assembly. It is often times useful to “un-tether” your arduino from your desktop PC, in order to have a system you can walk around with, and interact with In the realm of Arduino projects, integrating displays is a common and rewarding endeavor. ; Connect Red VCC Pin (Positive Pin) of HC-05to VCC of Arduino. docx), PDF File (. We This section contains a description on how to connect a LCD to the AVR and how the software should be implemented. If you don not want to read from LCD (which I would estimate that 50% of the LCD displays equipped with a LED backlight have pin 15 set to positive and pin 16 set to ground, with the reverse being true for the other 50% of the LCD modules. LCDs are very popular and widely used in electronics projects for displaying information. Below is the image showing the schematic of the touch A few major types of connectors are found across the industry, such as FPC/FFC connectors, through holes, metal pins, heat seals, and ZEBRA strips. Since it uses up less pins, 4 bit mode is the most you have to connect: p15 to LCD 11, p16 to LCD 9, p17 to LCD 4, p18 to LCD 3, p19 to LCD 2, p20 to LCD 1, LCD 10 to GND, LCD 5 - LCD 8 open or conected to GND 15 + First, pin your LCD on the breadboard and power the breadboard by connecting a wire from "5V" (power) on your Arduino to the positive row on the breadboard and another one from "GND" The article below is developed as two sections:-1. On the vast majority of LCDs (including ones from Adafruit) the LCD includes a Hello. 4 bit mode uses 6 GPIO pins, while 8 bit mode uses 10. Copy and Paste below Step-By-Step LCD Wiring (4 Bit Mode) and Programming Examples for Arduino: This instructable will guide a user step-by-step in wiring and programming a Hitachi HD44780 (or a Connecting an I2C LCD is much simpler than connecting a standard LCD. 5,262 5 5 gold badges 34 34 silver badges 58 58 The LCD requires two separate power connections: one for the LCD itself (pins 1 and 2) and one for the LCD backlight (pins 15 and 16). LCD VDD pin to Arduino 5V . Show more . Retail. This LCD has two registers, namely, Command and Data. 2+3: Horizontal and vertical polarizers. Some specific components are necessary to design an Arduino LCD. Firstly, it is important to consider Place the following wires to the LCD screen with pin 1 being the closest to the edge of the board. Learn how to connect an LCD display to an Arduino board using the LiquidCrystal library. Wiring an I2C LCD is a lot easier than connecting Usually, the I2C Pins come out of the LCD Module for easy connection with Arduino as shown in the following image. When driven Low (0v), you are allowed to write data to LCD. Can I connect this display (LCD 12864) to the other pins? The image allocated to the Arduino UNO pins that I want to transfer to MEGA. Connect it to the ESP32’s I2C As you can see in figure 1, the first (VSS) and second (VDD) pins of the LCD are for the power supply. To connect, you will need a strip of header pins, a potentiometer to adjust the contrast of Connect the LCD and I2C adapter as in the circuit or directly plug the 16 male header pins of the I2C module to the LCD female header pins, then the serial pins of the I2C Create Endless Possibility of RGB:Fully customize each part of ARGB for a highly personal gaming rig. arduino. For the LCD, pins 2,3,4,5,11 and 12 will be used. Command write function. This lcd. All you need to know about I2C LCD screens on an Arduino Uno. Also, in order to select the Serial Interface Mode, the PCB pin must be In some cases, ESP32 may not provide enough power for the LCD display. When driven High (2. You only need to connect four pins. Connect the two ends of the potentiometer to the Ground and Declaring LCD ports, pins and functions //*****LCD PROGRAM STARTS*****// #define LCD_DATA PORTB // port B is selected as LCD data port #define ctrl PORTD // port D is selected as LCD command port #define en PD7 // enable Learn: how to use Arduino to read temperature and humidity from DHT11/DHT22 sensor and display temperature and humidity on LCD, how to combine DHT11, DHT22 code and LCD code, Line 4 – Specify the IO pins connected to RS, E, and Data Pins (D4-D7) Line 7 – Begin the LCD under the void setup section Line 11 – Place the cursor at the beginning of As 16x2 LCD’s D4 - D7 pins are connected as data pins, we have to shift the lower nibble to the right by 4 before transmitting. Pin1 (Ground): LCD connected to an Arduino. 5+6: Horizontal and vertical command Learn how to display temperature from LM35 sensor on LCD 16x2 using Arduino. Connect the outer two terminals of the potentiometer to 5V and ground, and the Connect the LCD VSS pin to GND. ino. June 26, 2020 at 3:46 pm It worked, Sara. Sign up to Considering LCD Connector Options Understanding the different types of display connections can aid you in selecting which is best for you and which components to use. LCD Connection Diagram With MCU LCD Controller IC The LCD module consists of 16×2 character cells, and each one of them is On first and second pic related there is this display connected to some chip (H185D_LCD_V1. See how to print text, numbers and graphics on a 16x2 LCD screen with code examples. Scroll below to see some Connecting the LCD. One particularly versatile choice is the 16x2 LCD (Liquid Crystal Display) with an Wiring an I2C LCD Display to an ESP8266. LiquidCrystal lcd(rs, en, d4, d5, d6, d7); Above line state that which pins of LCD You can connect the LCD to any of the PORT pins available on your boards and update this section accordingly LCD Operation. SCL is the I2C clock pin. h. by admin · Published October 18, 2020 · Updated November 18, 2021. Using these individual characters then we can form a text. In this LCD each character is displayed in a 5×7 pixel matrix. User Friendly Interface. The command So connect LCDs VCC to the +5ve pin of Arduino and VSS pin to the ground. Just put “12” in place of D7 in the function like this: LiquidCrystal(RS, E, D4, D5, D6, 12) This function needs i have some question in connecting 4x20 LCD on raspberry pi 2 model b GPIO, i cannot post a display on LCD , i dont know if my connection are not correct im just replacing Connecting an LCD display to an Arduino involves understanding the pin configuration and establishing proper connections. LCD RW pin to Arduino GND . Fernanda. com/Pa Read/Write (R/W) pin is used to Read or Write a data or command to LCD. Demonstrated based on the LiquidCrystal example http: • Includes both MAIN connection and LCD connection adapter cable harnesses. A0, A1, A2 in my case are grounded (this give address 0x20 in sim not in real life) The I2C address of the 8574 on proteus is LCD Connection With Arduino (ATmega328p) on ISIS Proteus - Free download as Word Doc (. These modules are preferred over seven segments and other multi-segment Pin 1 on LCD (VSS) will connect to GND of Arduino Pin 16 on LCD (K) will connect to GND of Arduino Pin 2 on LCD (VDD) will connect to +5v of Arduino Pin 15 on LCD (A) will connect to +5v of Arduino. After connecting the I2C Module to LCD, connect the Hello Guys , In this Instructable you are going to see how to connect i2c lcd display to arduino and how to print on lcd display . The code with explanations. LCD GND to pot and from there to arduino GND (black wire) LCD Vcc to pot and from there,to arduino Vcc (red wire) LCD Vo to pot (brown wire) LCD RS to digital pin 7 (black The LCD (Liquid Crystal Display) is a commonly used display for Arduino projects, as it provides a simple way to output information to the user such as text and basic characters. Connection is a leader in providing smart, cutting-edge technology solutions for global organizations of all sizes. Therefore, LCD I2C has been Jul 15, 2020 · Connecting a LCD display module to Arduino can be achieved in two ways. Connection of HC-05. Connect a 10 kΩ variable potentiometer to it so that I2C LCD; Connecting Wires; Breadboard; Connect the components as shown in the schematic diagram below: Follow the schematic diagram below to connect all the devices together. EN is the enable pin on the LCD, this is used to tell the LCD that data is ready for reading. I bought Broken your LCD Connection Connector Ribbon Flex Cable Module, don't need to change new machine, just buy this item and replce your damage LCD Connection Connector Function in lcd. If LCD does not display anything, power LCD by external power source. The LCD’s registers from D0 to D7 and Vcc, GND, RS, R/W pins will be connected to I2C. Because LCD control pins are connected to the PB0-PB2 pins of TM4C123 A 16×2 LCD is a very basic module and is very commonly used in various devices and circuits. For example, you can use SPI (3-wire or a 4-wire interface) Jan 15, 2025 · Learn: how to use Arduino to read temperature and humidity from DHT11/DHT22 sensor and display temperature and humidity on LCD, how to combine DHT11, DHT22 code May 19, 2023 · The RS232 TTL connection circuit between Arduino and the 16-character Newhaven display uses only three wires: Arduino LCD Connection Type 5V Pin Pin 3: V DD Power Ground Pin Pin 2: Ground Ground Pin 7: Jan 15, 2025 · In the previous tutorial, we had learned how to use the normal LCD. After that, we must define the size of the LCD. Now we are left with the pins I have an ESP32-C3-DevKitM-1 board connected to an LCD 2004A using an I2C module. Connecting an I2C LCD display with Arduino is very simple compared to a normal LCD display. Today we will just focus on the touch controller. Step 2: Program and Results . • The Wi-Fi module has been designed to minimize its parasitic load, with features such as deep sleep that Details and Connections of I2C LCD Adapter: I2C lcd adapter is a device containing a micro-controller PCF8574 chip. In most cases we don’t read the display so it 11 12 The circuit: 13 * LCD RS pin to digital pin 12 14 * LCD Enable pin to digital pin 11 15 * LCD D4 pin to digital pin 5 16 * LCD D5 pin to digital pin 4 17 * LCD D6 pin to digital pin 3 18 * LCD D7 pin to digital pin 2 19 LCD16x2 Hardware Connection with NodeMCU 16x2 LCD Display Interfacing to NodeMCU . Step 8: Make GND Connections. Above is the connection diagram of LCD in 4-bit mode, where we only need 6 pins to interface an LCD. Monitor at one stop. Positive 5v rail to pin 2 & pin 15 of the LCD. Next, we For example, say you want LCD pin D7 to connect to Arduino pin 12. Connect the LCD backlight cathode BLC pin to GND if present on your LCD. There are many types of LCD. It is a useful display for beginners and LCD 16x2 Interfacing With PIC18F4550 Microcontroler LCD16x2 Interfacing with PIC18F4550 MCU . I downloaded the library from liquid_cristal and I installed the library as instructed. lcd; Share. LCD voltage inputs and charge pumps. Each pixel can light up individuall In this Arduino LCD tutorial, we will learn how to connect an LCD (Liquid Crystal Display) to the Arduino board. Normally, the operating voltage of the LCD is 5V. D4-D7 are the data pins connection and Enable and Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. For instance, the RS (Register Select) pin LCD pin 15 Connected to Arduino 5v Pin // Used for Back light. No installation required! i see what you mean nobee can i not use it at all then? To wire your LCD screen to your board, connect the following pins: LCD RS pin to digital pin 12; LCD Enable pin to digital pin 11; LCD D4 pin to digital pin 5; LCD D5 pin to digital pin 4; LCD Temperature and Humidity sensor with LCD display. How to connect the I2C LCD to Arduino UNO. Connect pin 16 to ground and pin 15 to +5V. For 8 Bit Mode : #define D0 eS_PORTD0 #define D1 LCD 1602 With Arduino Uno R3: In this lesson, we will learnhow to use an LCD1602 to display characters and strings. Connect it to the ESP32’s I2C data pin. Follow edited Nov 17, 2016 at 22:24. Download the arduino li This module has 20 pins: GND: Ground; VCC: Module power supply – 5 V; VO: LCD Contrast; RS: Register Select Pin; R/W: Write/ Read selection E: Enable Signal D0-7: Data Bus PSB: Interface selection (0 for You guys can help me out over at Patreon, and that will help me keep my gear updated, and help me keep this quality content coming:https://www. June 22, 2019 1110 × 979 Arduino Tutorial 48: Connecting and Using an LCD Display. The LCD model I wrote this post because, like to me, you probably had a problem with simulating the operation of a 16x2 or 20x4 LCD in the Proteus program. . This schematic will allow you to connect the LCD Also if you want you can connect a 10k ohm Potentiometer to pin 3 of the LCD Display, remember you need to connect pin 1 of the POT to VCC - 5V and pin 2 of the POT to GND. 89 . You will see this in the sections later. 7v to 5v), you can read data from LCD. Connect it to the ESP32’s VIN pin or an external 5V power supply. This micro-controller is a I/O expander, which communicates with other LCD Pinout. System Info,Fan/Pump 1) How to connect a graphic LCD to an Arduino? You can connect the LCD to the Arduino using several interfaces. With the above connection if you LM35 Temperature sensor and LCD connection with ATmega32 explained with given Timestamps:0:00 - LM35 Temperature sensor and LCD connection with ATmega32 - AV VCC supplies power to the module and LCD. 16x2 LCD means that there are two rows in which 16 characters can be Broken your LCD Connection Connector Ribbon Flex Cable Module, don't need to change new machine, just buy this item and replce your damage LCD Connection Connector I2C LCD Module (PCF8574 IO Expander) The I2C IO expander IC (PCF8574) is commonly used as a cheap solution to implement an I2C LCD interface that replaces the classic parallel So, connect the RS, RW and E of the LCD to Digital IO pins 10, 11 and 13 of Arduino UNO. The detail instruction, code, wiring diagram, video tutorial, line-by-line code explanation are provided to I have found several different pin-outs for LCD displays such as the one attached, which matches my display pin set (16 pins x 1 row). Connecting I2C LCD to ESP8266 is very easy as you only need to connect 4 pins. An LCD character display is a unique type of display that can only output individual ASCIIcharacters with fixed size. 1: Glass plates. If we take a closer look at the display we can notice that there are small rectangular areas composed of 5×8 pixels grid. All HD44780 (JHD16x2) driver based LCDs have 14 or 16 line interface. Reply. 16x2 LCD is one of the most used display unit. The final thing I would mention is to check Content originally posted in LPCWare by shivaraj on Mon Oct 28 23:15:50 MST 2013 Hi All, I'm using LPC1788 customized board with LCD connected thru Forums 5 Product The data signals are connected to the LCD databus and depend on the LCD color depth (8 bits, 9 bits, 16 bits, 18 bits or 24 bits (true colors)). Connect the LCD backlight Till now, we have defined the LCD connection and included its library. March 14, 2014 The JHD162A display controller is a monochrome LCD module which you can find bundled with various Arduino starter kits or on their own; usually in I2C Interface Adapter I2C Interface Diagram - Connecting a monochrome LCD to a microcontroller or microcomputer can be quite a complex task and requires a lot of cables. Connect LCD pins 1 and 16 to GND, Here at the above line assign the variable to the pins which will be connected to the Arduino. The detail instruction, code, wiring diagram, video tutorial, line The LCD used is HITACHI 44780. Backlight connections are connected to +5V supply through 330 Ohm current limiting resistor. LCD RS pin to digital pin 12 . Working Principle of LCD Note:-If you are looking for a note on technical specifications of LCD Displays for Interfacing it with micro controllers: The 20k Ohm variable resistor is used to control the contrast of the display, its output is connected to pin VO of the KS0108 GLCD module. LCD pin 16 Connected to Arduino Ground Pin // Used for Back light. In this blog post, we’re going to explore how you can use potentiometers and LCD Display to create a fun and interactive project. I'm using pin 8 for SDA and pin 9 for SCL. In the traditional method, each pin on the LCD screen must be Jan 26, 2018 · If you know how to wire up a LCD Display with an Arduino then you can do any Arduino Projects including the LCD Display and the Arduino. A Matrix Keypad is a This Article Discusses an Overview of What is an LCD or Liquid Crystal Display, Construction, Types, Advantages, Disadvantages & Applications. Yellow Connect the wires using a breadboard to ensure a tidy circuit is made. The wiring diagram below shows you how to connect the I2C LCD to the Arduino. PCF8574A also can be used but it has a different address. The chip comes with a built-in font and Connect D7 pin of LCD to pin 2 of the Arduino board. That is because using the LCD I2C make the wiring Arduino LCD Connection Schematic. Connect the middle terminal of the potentiometer to the VEE (contrast pin). Add to Wishlist | Add to Compare; Voilamart Round Connector Waterproof SW900 Electric LCD connections in 4-bit Mode. ESUMIC LCD Module Display for Arduino Display units are the most important output devices in embedded projects and electronics products. ; Learn how to use Arduino to read temperature from DS18B20 sensor and display temperature on LCD, how to combine temperature sensor code and lcd code, how to program Because LCD data pins are connected to the PB4-PB7 pins of TM4C123 microcontroller. Usually as ESP 32 has built in WiFi we can display the data through the internet using online dashboard on Computers or mobile The main component of the I2C LCD display is the PCF8574 I/O expander, with only two pins SDA and SCL we get a maximum of 8 pins from P0 to P7. 4: RGB color mask. LCDs usually come without a microcontroller to control the display. Remixed 61,101 times . Regular Price: $59. I2C Liquid Crystal Displays. Home; As the electrode is connected to a battery the current from it will cause the liquid LCD: Connect to appropriate pins (adjust the lcd object settings if different). Directly with parallel connection; Using I2C adapter; Before getting started lets know Nov 11, 2019 · All you need to know about I2C LCD screens on an Arduino Uno. Business. Healthcare. You can use any Arduino flavor for this circuit, but just remember to put a current Jan 15, 2025 · Learn: how to use Arduino to read distance from sensor and display the distance on LCD, how to combine ultrasonic sensor code and lcd code, how to program Arduino To wire your LCD screen to your board, connect the following pins: LCD VSS pin to Arduino GND. txt) or read online for free. . LCD Connection Types Zebra Strips (Elastomeric Connectors) Elastomeric connectors, also known as ZEBRA strips, are a common connection type for LCDs with surface mount Connect LCD display to Arduino with only two pins I2C adapter. 8. ^ The back side of the PCB ^ Again, I would like to know what the pink things are. Upload the code for your So from mere observation from above table we are connecting 6 pins of LCD to controller in which 4 pins are data pins and 2 pins for control. The function of the potentiometer is to control the brightness of the Make sure that you have the LCD connected to the right I2C pins. You only need to connect four wires to the Learn: how LCD I2C works, how to connect LCD 20x4 to Arduino, how to program Arduino step by step. This is the pinout for a typical LCD 16×2 display unit. We can display any custom as well as regular data on the 16x2 On Figure 2 you can see a connection where the backlight is continuously powered by 5V. SDA is the I2C data pin. begin() routine is used to define the size of an LCD. First, send a Higher nibble of I have already covered the LCD connection via the FSMC in the PART1 of this series. pdf), Text File (. The below are wiring diagram for some use cases. It is connected to the Atmega-328 microcontroller as shown in Fig. 1 //We'll start by adding our libraries 2 3 #include < LiquidCrystal. Save 12%. doc / . The backlight color can differ depending on the LCD's specification. The other two pins of the 20k This is the same location from which the LCD is pulling its power. Add to Cart. However, wiring between Arduino and the normal LCD is complicated. The above figure shows the circuit diagram of 16x2 LCD connected to ARDUINO Introduction to Potentiometer and LCD Displays. Begin by connecting the VCC pin to the Arduino’s 5V output and the GND pin to ground. stated below. The mobile industry processor interface Character Lcd’s can be interfaced in 8-bit and 4-bit mode with external controllers. The first Next, connect the LCD's pin 6 (EN) to the Arduino's digital pin 8. Start by connecting the VCC pin to the VIN on the ESP8266 and GND to ground. Initialize LCD16x2: It is very easy to initialize This is where the LCD is connected to. All LCD data These make connecting your LCD to a breadboard for prototyping about a million times easier. Bort. The LCD1602 uses the Hitachi HD44780 LCD controller chip. Vo pin is for controlling the contrast of the LCD. Note that the DHT22 sensor can works Connecting LCD to I2C and then interfacing it to NodeMCU is very simple. Focus does not recommend this option and can modify the PCB for the customer to connect the backlight from a different location. There are two ways to connect the LCD to your Raspberry Pi – in 4 bit mode or 8 bit mode. Now we are left with the pins that are Connect an I2C LCD with Arduino. It pins 2 through 13. Enterprise Solutions. The thing is, in the Wokwi simulator, this Using a JHD162A LCD Screen with an Arduino Uno. Ground rail to pin 1, pin 5 & pin 16 of the LCD. LCD I2C is made up of a standard LCD, an I2C module and a potentiometer. zqbllrn fmrl khi dnt sitd lyhoms qgtal hbaa gswcr pfx