A Liquid Crystal Display (LCD) screen is an electronic display module and has a wide range of applications. A 16×4 LCD display is a very basic module and is very commonly used in various devices and circuits. A 16×4 LCD means it can display 16 characters per line and there are 4 such lines. In this LCD each character is displayed in a 5×8 pixel matrix. The 16×4 intelligent alphanumeric dot matrix display is capable of displaying 256 different characters and symbols.
Features
- 16 characters wide, 4 rows
- White text on the Blue background
- Single LED backlight included can be dimmed easily with a resistor or PWM.
- Can be fully controlled with only 6 digital lines! (Any analog/digital pins can be used)
Specifications
- Color of display: Blue
- Color of character: White
- Size : 16 x 4 (16 character x 4 rows)
- Input voltage: +5V
Interface Pin Function
| Pin No. | Symbol | Description |
|---|---|---|
| 1 | VSS | Ground |
| 2 | VDD | Power supply for logic |
| 3 | VO | Contrast Adjustment |
| 4 | RS | Data/ Instruction select signal |
| 5 | R/W | Read/Write select signal |
| 6 | E | Enable signal |
| 7~14 | DB0~DB7 | Data bus line |
| 15 | A | Backlight Anode |
| 16 | K | Backlight Cathode |
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