NT7502 View Datasheet(PDF) - Novatek Microelectronics

Part Name

Description

Manufacturer

NT7502

65 X 132 RAM-Map LCD Controller / Driver

Novatek Microelectronics 

Block Diagram

VDD

V0

V1

V2

V3

V4

Vss

TMPS

CAP1+

CAP1-

CAP2+

CAP2-

CAP3+

VEXT

VOUT

VDD2

VR

VRS

IRS

HPM

Power Supply

Circuit

Output

status

selector

circuit

Page address

register

SEG0

SEG131 COM0 COM63 COMS

Segment driver

Common

driver

Shift register

Display data latch

132*65-dot

display data RAM

Column address decoder

8-bit column address counter

8-bit column address counter

Display timing

generator

circuit

Bus holder

Command decoder

Bus holder

Oscillator

NT7502

DUTY0

DUTY1

FRS

FR

CL

DOF

M/S

CLS

Microprocessor interface

I/O buffer

CS1 CS2 A0 RD WR C86 P/S RES

(E) (R / W)

D7 D6 D5 D4 D3 D2 D1 D0

(SI) (SCL)

3

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