This is an industry standard HD44780 based controlled 4 lines x 20 characters LCD display with WHITE characters on BLUE background and backlight. It is a parallel interface so you will need 7 GPIO pins for 4-bit mode or 11 GPIO pins for 8-bit mode to interface to this LCD screen.
Features:
• Wide viewing angle and high contrast
• Industry standard HD44780 equivalent LCD controller built-in
• +5V DC LED backlight
• Don't need separate power supply for backlight
• Supported 4 or 8 bit parallel interface
• Display 4-line X 20-character
• Operate with 5V DC
• Free 16 positions male header
Specifications:
• Module Size (W x H x T): 98mm X 60mm X 14mm
• Black Metal Bezel (W x H): 98mm X 40mm
• Viewing Area (W x H): 76mm X 25.2mm
Items included:
• 20x4 White on Blue Character LCD
• 16 positions male header
Documents:
LCD-20x4B Datasheet
HD44780 Datasheet
Basic wiring interface with printer parallel port
LCD Smartie software for Windows to interface with the LCDs
LCDproc software for Linux to interface with the LCDs
Parallel LCD wiring tutorial
Another parallel LCD wiring tutorial
How to control a HD44780-based character LCD tutorial
