Ver1.1

11

LD3003

128 Segment LCD Controller and Driver

b) Under 128bit Data Transfer Case

WHEN ENB PIN IS USED

a) 128 bit Data Only Transfer Case

DCLK

ENB

START

8 bits Address

128 bits Data

STOP

Internal Data

Latch Signal

DIN

COM4 COM3 COM2 COM1 COM4 COM3 COM2 COM1

COM4 COM3 COM2 COM1

SEG1

SEG2

SEG32

DCLK

ENB

START

8 bits Address

120 bits Data

Internal Data

Latch Signal

Next n bits Data

*

* In this case, the 8bit data of SEG1, SEG2 are latched by the previous SEG31, SEG32 data.

DIN

COM4 COM3 COM2 COM1

COM4 COM3 COM2 COM1

COM4 COM3 COM2 COM1

SEG3

SEG32

SEGm