LCD 20x4 Character Display Module Blue Background
The Standard HD44780 LCD 20x4 is a dependable display module ideal for projects requiring clear text output. It provides 20 characters per line across four rows, making it suitable for detailed information display. The module is built around the popular HD44780 controller, allowing easy integration with microcontrollers using only six digital lines. It supports English and Japanese text and lets you create up to eight custom characters. The LED backlight runs on 5V and its brightness can be adjusted using a resistor or PWM, offering energy efficiency compared to EL-backlit displays.
Package Includes
- 1 x HD44780 LCD 20x4 Character Display Module
Features
- 20x4 character display for detailed information presentation.
- HD44780 controller for seamless integration with microcontrollers.
- Supports English/Japanese text and up to eight custom characters.
- Energy-efficient single LED backlight with adjustable brightness.
- Easy-to-use 0.1" pitch connection port for straightforward wiring.
Specifications
- Display Type: 20x4 characters, white on blue background.
- Supply Voltage: 5V DC.
- Module Dimensions: 98 x 60 x 14 mm.
Pinout
| Pin | Name | Description |
|---|---|---|
| 1 | VSS | Ground (0V) |
| 2 | VDD | Supply Voltage for logic (5V) |
| 3 | VO | Operating voltage for LCD (variable contrast) |
| 4 | RS | Register Select (H: Data, L: Instruction code) |
| 5 | R/W | Read/Write control (H: Read, L: Write) |
| 6 | EH | Chip Enable signal (active high to low) |
| 7 | DB0 | Data bus line 0 |
| 8 | DB1 | Data bus line 1 |
| 9 | DB2 | Data bus line 2 |
| 10 | DB3 | Data bus line 3 |
| 11 | DB4 | Data bus line 4 |
| 12 | DB5 | Data bus line 5 |
| 13 | DB6 | Data bus line 6 |
| 14 | DB7 | Data bus line 7 |
| 15 | A | LED Backlight Anode (5V) |
| 16 | K | LED Backlight Cathode (0V) |
Features
- 20x4 character display for detailed information presentation.
- HD44780 controller for seamless integration with microcontrollers.
- Supports English/Japanese text and up to eight custom characters.
- Energy-efficient single LED backlight with adjustable brightness.
- Easy-to-use 0.1" pitch connection port for straightforward wiring.
Specifications
- Display Type: 20x4 characters, white on blue background.
- Supply Voltage: 5V DC.
- Module Dimensions: 98 x 60 x 14 mm.
Pinout
| Pin | Name | Description |
|---|---|---|
| 1 | VSS | Ground (0V) |
| 2 | VDD | Supply Voltage for logic (5V) |
| 3 | VO | Operating voltage for LCD (variable contrast) |
| 4 | RS | Register Select (H: Data, L: Instruction code) |
| 5 | R/W | Read/Write control (H: Read, L: Write) |
| 6 | EH | Chip Enable signal (active high to low) |
| 7 | DB0 | Data bus line 0 |
| 8 | DB1 | Data bus line 1 |
| 9 | DB2 | Data bus line 2 |
| 10 | DB3 | Data bus line 3 |
| 11 | DB4 | Data bus line 4 |
| 12 | DB5 | Data bus line 5 |
| 13 | DB6 | Data bus line 6 |
| 14 | DB7 | Data bus line 7 |
| 15 | A | LED Backlight Anode (5V) |
| 16 | K | LED Backlight Cathode (0V) |