NT3881DH Ver la hoja de datos (PDF) - Novatek Microelectronics

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componentes Descripción

Fabricante

NT3881DH

Dot matrix LCD controller and driver / QFP 80L Package

Novatek Microelectronics 

Block Diagram

NT3881D

V1

V2

V3

V4

V5

VDD

GND

OSC1

OSC2

ADDRESS

8 INSTRUCTION 8 INSTRUCTION

7

COUNTER

REGISTER

(IR)

DECODER

7

TIMING

GENERATOR

7

3

M

CL1

CL2

RS

R/W

7

E

DB7~DB4

4

I/O

BUTTER

8

DATA

REGISTER

(DR)

DB3~DB0

4

BUSY

FLAG

(BF)

7

7

CUR50R

ADDRESS

COURTER

DISPLAY DATA

RAM

(DD RAM)

80 X 8 BITS

16-BIT 16 COMMON

16

SHIFT

SIGNAL

COM1

|

REGISTER

DRIVER

COM16

87

8

8

CURSOR

/BLINK

CONTROLLER

CHARACTER

GENERATOR

RAM

(CG RAM)

64 X 8 BITS

CHARACTER

GENERATOR

ROM

(CG ROM)

40-BIT 40 SEGMENT

40

SEG1

LATCH

SIGNAL

|

CIRCUIT

DRIVER

SEG40

5

5

PARALLEL-TO-SERIAL

CONVERTER

40-BIT SHIFT REGISTER

D

4

V2.4

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