⚙️ Key Features
✅ Clear Character Display – Supports 16×2 (32 characters) or 20×4 (80 characters) configuration for showing text or data.
✅ Compatible with Arduino & Other Microcontrollers – Works seamlessly with Arduino, Raspberry Pi, STM32, and ESP32 platforms.
✅ Easy Interface – Uses HD44780 controller (or compatible) with 4-bit or 8-bit parallel communication.
✅ Adjustable Contrast – Features a potentiometer input pin for controlling screen brightness and contrast.
✅ Low Power Consumption – Ideal for battery-powered devices and embedded systems.
✅ Optional I2C Interface (if included) – Reduces pin usage for simplified wiring (depending on version).
📊 Specifications
| Feature | Details |
|---|---|
| Model | LCD1602A / LCD2004 |
| Display Format | 16×2 characters / 20×4 characters |
| Controller | HD44780 or compatible |
| Interface | Parallel (4-bit or 8-bit), I2C optional |
| Operating Voltage | 5V DC |
| Backlight | LED backlight (Blue/Green) |
| Character Size | 5×8 dots |
| Dimensions | 80×36mm (1602A) / 98×60mm (2004A) |
| Viewing Angle | Wide, clear visibility |
| Power Consumption | < 2mA (without backlight) |
💡 Applications
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Arduino / Raspberry Pi projects
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IoT displays and dashboards
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Sensor data readouts
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Embedded systems
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Educational and prototyping projects
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