16x2 LCD - Serial Input
Simple to use 3 wires, 9600 baud rate input UART
The Serial LCD is a simple and cost effective solution for interfacing to Liquid Crystal Displays (LCDs) based on HD44780 controller. The module takes incoming 9600 bps TTL level signals and display those characters on the LCD screen. Only three wires +5V, GND and Signal are needed to interface to the LCD.