
KS0718 SPEC. VER. 1.4
81 COM / 104 SEG DRIVER & CONTROLLER FOR STN LCD
3
CO
NTENTS
INTRODUCTION ..................................................................................................................................................1
BLOCK DIAGRAM...............................................................................................................................................2
PAD CONFIGURATION .......................................................................................................................................3
PAD CENTER COORDINATES............................................................................................................................5
PIN DESCRIPTION ..............................................................................................................................................7
POWER SUPPLY..........................................................................................................................................7
LCD DRIVER SUPPLY..................................................................................................................................7
SYSTEM CONTROL .....................................................................................................................................8
MICROPROCESSOR INTERFACE...............................................................................................................9
LCD DRIVER OUTPUTS.............................................................................................................................11
FUNCTIONAL DESCRIPTION............................................................................................................................12
MICROPROCESSOR INTERFACE.............................................................................................................12
DISPLAY DATA RAM (DDRAM)..................................................................................................................15
LCD DISPLAY CIRCUITS............................................................................................................................19
LCD DRIVER CIRCUIT ...............................................................................................................................21
POWER SUPPLY CIRCUITS ......................................................................................................................24
REFERECE CIRCUIT EXAMPLES..............................................................................................................29
RESET CIRCUIT.........................................................................................................................................31
INSTRUCTION DESCRIPTION...........................................................................................................................32
SPECIFICATIONS..............................................................................................................................................52
ABSOLUTE MAXIMUM RATINGS...............................................................................................................52
DC CHARACTERISTICS.............................................................................................................................53
AC CHARACTERISTICS.............................................................................................................................56
REFERENCE APPLICATIONS...........................................................................................................................61
MICROPROCESSOR INTERFACE.............................................................................................................61
CONNECTIONS BETWEEN KS0718 AND LCD PANEL..............................................................................62