I2C Interface Module for 16×2 (1602) LCD – Simplified Display Connectivity for Arduino & ESP Projects

Accelerate your prototyping workflow with the I2C Module for 16×2 (1602) Character LCD, engineered to streamline how you connect traditional LCD displays to microcontrollers. This module converts parallel LCD communication into a simple 2-wire I2C interface, freeing up valuable GPIO pins and enabling cleaner, more scalable designs.

Whether you're working with Arduino, ESP32, Raspberry Pi, or STM32, this I2C backpack ensures seamless integration and faster development. With onboard PCF8574 I/O expander, adjustable contrast via a potentiometer, and a built-in backlight control pin, it provides a high-efficiency solution for both beginners and advanced IoT developers.

Perfect for educational kits, IoT dashboards, embedded systems, and display-heavy projects, this add-on transforms your LCD into a plug-and-play component.

🔧 Key Features

• Converts parallel LCD (1602) to I2C communication

• Saves GPIO pins — only SDA + SCL required

• Compatible with Arduino, ESP32, Raspberry Pi, STM32, PIC

• Built-in PCF8574 I/O expander for stable communication

• Onboard potentiometer for contrast adjustment

• Backlight control for efficient power usage

• Simple address selection using onboard jumpers

• Enhances wiring cleanliness and reduces circuit complexity

📦 Package Includes

• 1 × I2C Interface Module for 16×2 (1602) LCD

💡 Recommended Applications

• IoT dashboards and monitoring systems

• Embedded display panels

• Home automation consoles

• Educational and development boards

• Sensor data display units

• Rapid prototyping and hobby projects