"Interfacing ESP32 with 16x2 & 20x4 LCD Displays" esp32 lcd Bangls

Interfacing ESP32 with 16x2 & 20x4 LCD Displays

 Learn how to interface your ESP32 microcontroller with 16x2 and 20x4 LCD displays for efficient display of data and information. Discover the simple steps to programming and connecting an ESP32 with an LCD display and build your next project with ease.

1. Circuit diagram

Circuit Data,:-SCL===22 ; SDA==21; VCC==5v; GND ==GND;.

MORE Details in This Video

2.Download LiquidCrystal-I2C-library   (click here)

3. I2c lcd Module address

Two type of I2C Module address

1.(0x27)

2.(0x3F)

As below screenshot. You can edit according to your model.

4. Choose your LCD display model........

   Two type of  LCD display model

A. --16x2

B.--20x4

How to Edit display code:-

A.---  EditCode for (16x2)

B.---  EditCode for (20x4)

3. Project code

#include <LiquidCrystal_I2C.h> LiquidCrystal_I2C lcd(0x27, 16, 2);// watch video for details of 0x27 I2C address void setup() { lcd.begin(); lcd.backlight(); lcd.print("Sr&ex"); lcd.setCursor(0,1); lcd.print("Esp32 lcd"); delay(2000); } void loop() { lcd.clear();// clear previous values from screen lcd.print("Hello world"); lcd.setCursor(0,1); lcd.print("love you too"); lcd.setCursor(11,1); delay(8000); lcd.clear(); delay(500); }