What is 16x4?

The term "16x4" commonly refers to a display, typically an LCD or OLED, that can show 16 characters across and 4 lines down.

• Display Size: It has 16 columns and 4 rows, totaling 64 displayable characters.
• Applications: Often used in embedded systems, Arduino projects, industrial control panels, and various other applications where a simple textual display is required.
• Character Encoding: Typically supports the ASCII character set.
• Interface: Commonly interfaced using a parallel interface (e.g., HD44780 standard) or sometimes an I2C interface for simplified wiring.
• Power: Usually operates at 5V or 3.3V.
• Backlight: Often features a backlight (LED) for improved visibility, which can be controlled separately.