HCD66750BP 데이터 시트보기 (PDF) - Hitachi -> Renesas Electronics

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HCD66750BP

(128 x 128-dot Graphics LCD Controller/Driver with Four-grayscale Functions)

Hitachi -> Renesas Electronics 

HD66750/1

HD66750/1 Block Diagram

RESET*

TEST

Instruction register

(IR)

OSC1 OSC2

CPG

Instruction

decoder

Timing generator

16

IM1-0

Address counter

(AC)

128-bit

bidirectional

common shift

register

Common

driver

COM1/128Ð

COM128/1

CS*

RS

E/WR*

RW/RD*

16

DB0-DB15

System

interface

¥ 16-bit bus

¥ 8-bit bus

16

Bit operation

16

16 Read data

latch

16

12

16

Vci

C1+

C1-

C2+

C2-

C3+

C3-

C4+

C4-

C5+

C5-

C6+

C6-

VLOUT

Two-, five-,

six-, and

seven-times

booster

Graphic RAM

(CGRAM)

4,096 bytes

Four grayscale control

circuit

Window cursor control

128-bit latch

circuit

Segment

driver

SEG1/128-

SEG128/1

LCD drive

voltage selector

Contrast adjuster

Vcc

Drive bias controller

VTEST

VLCD

+-

+-

+-

+-

+-

VR

R

R

R0

R

R

OPOFF

V1OUT

V2OUT V3OUT V4OUT V5OUT GND

8

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