PCF2103 데이터 시트보기 (PDF) - Philips Electronics

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PCF2103

LCD controller/drivers

Philips Electronics 

Philips Semiconductors

LCD controllers/drivers

Product specification

PCF2103 family

5 BLOCK DIAGRAM

handbook, full pagewidth

C1 to C60

R1 to R18

VLCD

BIAS

VOLTAGE

GENERATOR

60

COLUMN DRIVERS

60

DATA LATCHES

60

SHIFT REGISTER 5 × 12-BIT

5

CURSOR AND DATA CONTROL

5

18

ROW DRIVERS

18

SHIFT REGISTER 18-BIT

OSCILLATOR

OSC

VDD

VSS

CHARACTER

GENERATOR

RAM (128 × 5)

(CGRAM)

16 CHARACTERS

8

CHARACTER

GENERATOR

ROM

(CGROM)

240 CHARACTERS

TIMING

GENERATOR

T1

8

DISPLAY DATA RAM

(DDRAM)

PD

80 CHARACTERS/BYTES

7

DATA

REGISTER

(DR)

BUSY

FLAG

7

ADDRESS COUNTER

(AC)

7

INSTRUCTION

DECODER

8

INSTRUCTION

REGISTER

7

DISPLAY

ADDRESS

COUNTER

PCF2103

8

8

I/O BUFFER

POWER-ON

RESET

DB0 to DB3/SA0 DB4 to DB7 E R/W RS SCL SDA

MGL259

1998 May 11

Fig.1 Block diagram.

4

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