The 20x4 Character LCD Display features four rows with twenty characters each, making it a perfect choice for applications that require detailed data output or multi-line menus. This display uses the widely supported HD44780 controller, making it fully compatible with most microcontrollers including Arduino, ESP32, Raspberry Pi, and more.
The blue LED backlight with white characters ensures excellent visibility in both bright and dim environments. It supports both 4-bit and 8-bit parallel communication, offering flexibility for different project needs.
Key Features:
- Display Type: Alphanumeric
- Characters: 20 columns × 4 rows (80 total characters)
- Controller: HD44780 or compatible
- Backlight: Blue with white text
- Interface: Parallel (4-bit or 8-bit)
- Operating Voltage: 5V
- Character Size: ~5.0 mm × 8.0 mm
- Dimensions: ~98 mm × 60 mm × 14 mm
- Mounting: Through-hole, compatible with standard 16-pin headers
- Contrast Adjustment: Supported via external potentiometer (usually on V0 pin)
Applications:
- Embedded system displays
- Sensor data output
- Control panels and user interfaces
- Robotics and automation
- Educational and DIY electronics
The 20x4 LCD module is highly reliable and easy to program using libraries like LiquidCrystal on Arduino, making it a go-to display for detailed text output in compact electronics projects.
