S6A2068 데이터 시트보기 (PDF) - Samsung

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S6A2068

16COM/60SEG DRIVER & CONTROLLER FOR DOT MATRIX LCD

Samsung 

S6A2068

BLOCK DIAGRAM

16COM/60SEG DRIVER & CONTROLLER FOR DOT MATRIX LCD

Power V1

Supply V2

for V3

LCD V4

Drive V5

Parallel/Serial

Data Conversion Circuit

5

5

DB4-DB7 4

DB0-DB3 4

R/W

RS

E

OSC1

OSC2

Busy

Flag

Character

Generator

ROM

(CGROM)

8320 bits

Character

Generator

RAM

(CGRAM)

512 bits

Cursor

& Blink

Controller

Circuit

Input/

Output

Buffer

8 Data

8

8

Register

(DR)

8

7

8

Instruction

Register

8

(IR)

Instruction

Decoder

(ID)

7

Display

7 Data RAM

(DDRAM)

7 80x8 bits

Address

Counter (AC)

7

7

Timing

Generator

Circuit

60-bit 60 60-bit 60 Seg- 60

Shift

Latch

ment

Register Circuit Driver S1-S60

D

16-bit 16

Shift

Register

Common

Driver

16

Common

C1-C16

CLK1

CLK2

M

VDD

GND

Figure 1. S6A2068 Block Diagram

2

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