KS0073 데이터 시트보기 (PDF) - Samsung

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KS0073

34COM/60SEG DRIVER & CONTROLLER FOR DOT MATRIX LCD

Samsung 

34COM/60SEG DRIVER & CONTROLLER FOR DOT MATRIX LCD

BLOCK DIAGRAM

S6A0073

IM

RS/

CS

E/

SCLK

RW/SID

Power on Reset

(POR)

RESET

System

Interface

Serial

4-bit

8-bit

8 Instruction

Register

(IR)

7

DB4-DB7

DB3-DB1

DB0-SOD

Input/

Output

Buffer

Data

8 Register

(DR)

Busy Flag

IE OSC1 OSC2

Oscillator

EXT

Timing Generator

CLK1

CLK2

M

Instruction

Decoder

Address

Counter

8

7

Display Data

RAM (DDRAM)

80 x 8-bit

7

8

8

34-bit

Shift

Register

COM0-

Common COM33

Driver

D

60-bit

Shift

Register

60-bit

Latch

Circuit

SEG1-

Segment SEG60

Driver

3

7

8

8

LCD Driver

Voltage Selector

Vci

C1

C2

Voltage Converter

V5OUT2

V5OUT3

VDD

GND(VSS)

Segment

ICONRAM

(SEGRAM)

16 bytes

Character

Generator

RAM

(CGRAM)

64 bytes

Character

Generator

ROM

(CGROM)

9600 bits

Cursor &

Blink

Controller

5

5/6

Parallel to Serial Converter and

Smooth Scroll Circuit

V1 - V5

3

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