🔌 16×2 LCD Display I2C Interface Adapter Module – PCF8574T Compatible by Ekastore
This I2C interface adapter module is designed to simplify the wiring and control of 16×2 and 20×4 LCD displays. It uses the PCF8574T I2C I/O expander IC, allowing control of the LCD with just two I2C lines (SDA and SCL), making it ideal for microcontroller projects where GPIO pins are limited.
✅ Key Features:
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Compatible with 16×2 & 20×4 LCD Displays (HD44780 driver-based)
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PCF8574T I2C Chip: Reduces control pins from 16 to 2 (SDA & SCL)
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Onboard Potentiometer: Adjust contrast of the LCD screen
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Soldered Header Pins: Ready to connect directly to an LCD
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Power LED Indicator: Shows active power status
⚙️ Specifications:
| Specification | Details |
|---|---|
| IC Chip | PCF8574T |
| Input Voltage | 5V DC |
| Interface | I2C (SDA, SCL) |
| I2C Address | Default: 0x27 (adjustable via jumpers) |
| Compatible LCDs | 16×2, 20×4 with HD44780 controller |
| Mounting Type | Soldered 16-pin header for LCD |
🔧 Applications:
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Use with Arduino, Raspberry Pi, ESP32, etc.
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Projects where saving GPIO pins is important
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DIY digital clocks, temperature monitors, or control panels
📦 Package Includes:
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1 × I2C Interface Adapter Module for LCD (PCF8574T Based)
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