
S6A0031 PRELIMINARY SPEC. VER. 0.5
8 COM / 80 SEG DRIVER & CONTROLLER FOR STN LCD
2
CO
NTENTS
INTRODUCTION.......................................................................................................................................... 1
FEATURES ................................................................................................................................................. 1
BLOCK DIAGRAM ...................................................................................................................................... 2
PAD CONFIGURATION............................................................................................................................... 3
PAD CENTER COORDINATES................................................................................................................... 4
PIN DESCRIPTION...................................................................................................................................... 5
POWER SUPPLY................................................................................................................................. 5
SYSTEM CONTROL............................................................................................................................. 5
MPU INTERFACE ................................................................................................................................ 6
LCD DRIVER OUTPUT......................................................................................................................... 6
TEST.................................................................................................................................................... 6
FUNCTIONAL DESCRIPTION..................................................................................................................... 7
MICROPROCESSOR INTERFACE ...................................................................................................... 7
ADDRESS COUNTER (AC)................................................................................................................ 10
DISPLAY DATA RAM (DDRAM)......................................................................................................... 10
CHARACTER GENERATOR ROM (CGROM)..................................................................................... 11
CHARACTER GENERATOR RAM (CGRAM) ..................................................................................... 12
LCD DRIVER CIRCUIT....................................................................................................................... 13
INSTRUCTION DESCRIPTION.................................................................................................................. 14
INITIALIZING............................................................................................................................................. 18
HARDWARE RESET.......................................................................................................................... 18
INSTRUCTION INITIALIZING WITH RESET....................................................................................... 20
LCD DRIVING POWER SUPPLY CIRCUIT................................................................................................ 22
MPU INTERFACE...................................................................................................................................... 23
INTERFACING WITH 8080-SERIES MICROPROCESSORS.............................................................. 23
INTERFACING WITH 6800-SERIES MICROPROCESSORS.............................................................. 23
APPLICATION INFORMATION FOR LCD PANEL.................................................................................... 24
FRAME FREQUENCY............................................................................................................................... 26
MAXIMUM ABSOLUTE RATE................................................................................................................... 27
ELECTRICAL CHARACTERISTICS.......................................................................................................... 28
DC CHARACTERISTICS.................................................................................................................... 28
AC CHARACTERISTICS.................................................................................................................... 30