Description
| Attribute | Details |
|---|---|
| Product Name | 20×4 LCD Display Module – Blue Backlight | Alphanumeric Character Display |
| Display Type | Alphanumeric LCD |
| Characters | 20 Columns x 4 Rows |
| Backlight | Blue LED |
| Interface | Parallel (HD44780 compatible) |
| Operating Voltage | 5V DC |
| Dimensions | 98mm x 60mm (approx.) |
| Mounting | Pins with PCB through holes |
Product Overview
The 20×4 LCD Display Module with Blue Backlight is a high-contrast, character-based display designed for advanced embedded and electronic applications. With 4 rows and 20 characters per row, it provides ample space to display status messages, sensor data, menus, and more. Built around the industry-standard HD44780 controller, it’s easily programmable via microcontrollers like Arduino, Raspberry Pi, and ESP32.
Key Features:
- Large 20 x 4 character display area for extended data output
- Bright and clear blue LED backlight for excellent readability
- Compatible with standard 16-pin HD44780 interface
- Low power consumption and reliable performance
- Ideal for automation, robotics, and industrial control panels
Applications:
- Microcontroller-based projects (Arduino, ESP32, STM32)
- Home automation systems
- Medical and industrial instrumentation
- DIY electronics and prototyping
- Real-time monitoring displays
Technical Specifications:
| Display Format | 20 Characters x 4 Rows |
| Controller | HD44780 compatible |
| Interface | Parallel, 16-pin (can be interfaced with I2C adapter) |
| Operating Voltage | 5V DC |
| Viewing Area | 76mm x 25.2mm |
| Module Dimensions | Approx. 98mm x 60mm x 12mm |
FAQ
Q: Can this display be used with I2C interface?
A: Yes, with an I2C adapter, it reduces pin usage and simplifies connections.
Q: What microcontrollers support this module?
A: It’s compatible with Arduino, Raspberry Pi, ESP8266, ESP32, STM32, and more.
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