16×2 LCD Display with I2C Interface
The 16×2 LCD Display with I2C Interface is a character LCD module capable of displaying 16 characters per line across 2 lines. It features an onboard PCF8574 I…
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Product Description
Overview
The 16×2 LCD Display with I2C Interface is one of the most commonly used display modules for Arduino, ESP32, STM32, Raspberry Pi, and other embedded systems. Based on the industry-standard HD44780 LCD controller with a PCF8574 I2C backpack, it simplifies wiring while providing a clear alphanumeric display for sensor readings, menus, clocks, and status information. The module includes a contrast adjustment potentiometer and supports multiple I2C addresses depending on the jumper configuration.
Specifications
Display Type: Character LCD Display Size: 16 Characters × 2 Lines LCD Controller: HD44780 Compatible I2C Interface IC: PCF8574 Operating Voltage: 5 V DC Operating Current: Approximately 15–25 mA Backlight: LED (Blue/Green with White Characters) Communication Interface: I2C Default I2C Address: 0x27 or 0x3F (Module Dependent) I2C Speed: Up to 100 kHz (Standard Mode) Character Size: 5 × 8 Dots Viewing Area: Approximately 64.5 × 16 mm Interface Pins: VCC, GND, SDA, SCL Contrast Adjustment: Onboard Potentiometer Operating Temperature: -20°C to +70°C Module Dimensions: Approximately 80 × 36 × 18 mm Weight: Approximately 25–30 g
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