I2C for lcd 16×2 20×4

🔹 I2C Interface Module for LCD 16×2 / 20×4

This I2C adapter module allows standard 16×2 and 20×4 character LCD displays to be controlled using only 2 data wires (SDA & SCL), reducing the required pins on your Arduino or microcontroller. It provides easier wiring and simpler programming using common LCD libraries.

✅ Specifications:

• Compatibility: 16×2 LCD, 20×4 LCD (Standard HD44780 Type)

• Communication: I2C (SDA, SCL)

• Operating Voltage: 5V

• Adjustable Contrast: Built-in potentiometer

• Default Address: 0x27 (may vary to 0x3F in some units)

• Pins Provided: SDA, SCL, VCC, GND

⚙️ Features:

• Reduces LCD pin usage from 16 pins to just 4 pins

• Easy wiring for Arduino, ESP32, ESP8266, Raspberry Pi

• Adjustable display contrast

• Stable performance and reliable I2C communication

• Ideal for compact builds and neat wiring

📦 Applications:

• Arduino display projects

• Microcontroller dashboards

• Menu displays and data monitors

• Robotics and automation interfaces

• STEM and DIY educational projects

🔖 Tags:
I2C LCD Module, LCD I2C Adapter, 16×2 LCD Interface, 20×4 LCD Interface, I2C Display Module, Arduino Display, ESP32 Display, Raspberry Pi Display, DIY Electronics, Maker Project, Robotics Project, Electronics Project