ML9040 データシートの表示（PDF） - Oki Electric Industry

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ML9040

DOT MATRIX LCD CONTROLLER WITH 16-DOT COMMON DRIVER AND 40-DOT SEGMENT DRIVER

Oki Electric Industry 

VDD

GND

OSC1

OSC2

Timing

generation

circuit

7

E

RS

R/W

4

DB0 - DB3

4

DB4 - DB7

Input/

output

buffer

8

Instruction

register

8

Instruction

decoder

(IR)

(ID)

7

Data

8 register

8

(DR)

Busy flag

(BF)

V1

V2

Address 7

V3

V4

counter

(ADC)

V5

L

CP

DF

Cursor blink

control

Character

generator

RAM

(CG RAM)

8

8

16-bit 16 Common

shift

signal

register

driver

16

COM1~16

Parallel/

5

serial

conver-

sion

5

Character

generator

ROM

(CG RAM)

40

40-bit

40-bit

shift

latch

register

40

Seg-

ment

signal

driver

40

SEG1~40

Display data

RAM

(DD RAM)

DO

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