I2C Module for 16×2 (1602) Character LCD

I2C Interface Module for 16×2 LCD Projects

Simplify your display connections with this I2C module for a 16×2 (1602) character LCD. Designed as an interface adapter for a compatible LCD, it helps you add readable text output to electronics projects using an I2C connection.

Use a character display to show sensor readings, project status or menu text without relying on a computer screen. This module is a practical choice for prototyping, learning microcontroller programming and building custom display interfaces.

Key Benefits

• I2C interface: uses SDA and SCL signal lines for communication with a compatible controller.
• For 1602 LCD projects: intended for compatible 16-column, 2-row character LCDs.
• Simpler wiring: reduces the signal connections compared with a direct parallel LCD interface.
• Versatile applications: useful for sensor readouts, counters, status displays and text-based menus.

Compatibility and Setup

Before connecting the module, check your LCD pinout, supply voltage and controller logic levels. Arduino and other microcontroller projects require a compatible I2C LCD library and the correct device address. Confirm the module's address with an I2C scanner during setup. For 3.3V controllers such as ESP32 or ESP8266, verify electrical compatibility and use level shifting where required.

Product Details

• Product type: I2C LCD interface module
• Intended display format: 16×2 (1602) character LCD
• Communication interface: I2C
• Application: interfacing a compatible character LCD with a microcontroller

Frequently Asked Questions

Is this a complete LCD screen?
This listing is for an I2C interface module, not a complete 16×2 LCD display.

Can I use it in an Arduino project?
Yes, with a compatible LCD, suitable wiring and an I2C LCD library configured for your hardware.

What is the I2C address?
The address depends on the module configuration. Check it with an I2C scanner rather than assuming a fixed address.