SSD1815 is a single-chip CMOS LCD driver with controller for liquid crystal dot matrix graphic display system. It consists of 197 high voltage driving output pins for driving 132 Segments, 64 Commons and 1 icon driving-Common.

SSD1815 displays data directly from its internal 132 X 65 bits Graphic Display Data RAM (GDDRAM).

Data/Commands are sent from general MCU through a soft ware selectable 6800-/8080-series compatible Parallel Interface or Serial Peripheral Interface.