12864 Blue Backlit LCD Display ST7920 5V Compatible with Arduino

Description

What it is

The Blue Backlit LCD 12864 Display is a ST7920 matrix display compatible with Arduino. This screen offers a resolution of 128×64 pixels and operates on 5V power supply.

Features

• Resolution: 128 x 64 pixels
• Display Technology: LCD ST7920
• Power Supply: 5V
• Blue Backlight

What it is for

Ideally used to display text and data in electronic projects. Can be integrated with sensors like DHT11 to create temperature and humidity displays.

Tutorial: Guide to the Blue LCD 12864 Display with Arduino

This color LCD screen is perfect for visual projects on Arduino. Easy to use and compatible.

What you need

• Arduino Uno
• USB Cable
• Head Connection
• LiquidCrystal Library

Steps

1. Install the LiquidCrystal Library
2. Connect the display pins to the digital pins on Arduino (check the datasheet)
3. Insert the example code into the IDE
4. Upload the sketch to Arduino
5. Check the output on the display

Example code

include <LiquidCrystal.h>

LiquidCrystal lcd(12, 11, 5, 4, 3, 2);

void setup() {
  lcd.begin(64, 128);
  lcd.print("Benvenuto!");
}

void loop() {}

Mini project

Create a temperature and humidity display with this LCD screen and DHT11 sensors.

Common mistakes

• Library installation error
• Incorrect pin connection
• Lighting issues

Recommended accessories

• DHT11 sensors
• 3D printer for custom cases
• RF receiver
• RGB LED

Frequently asked questions

Does it require a separate power supply?
No, it works with Arduino 5V.

How does the brightness change?
Adjust the backlight control pins.