PCF2105MU 데이터 시트보기 (PDF) - Philips Electronics

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PCF2105MU

LCD controller/driver

Philips Electronics 

Philips Semiconductors

LCD controller/driver

CONTENTS

1

2

3

3.1

3.2

4

5

6

7

7.1

7.2

7.3

7.4

7.5

7.6

7.7

7.8

7.9

7.10

7.11

7.12

8

8.1

8.2

8.3

8.4

8.5

8.6

8.7

8.8

8.9

8.10

8.11

8.12

8.13

8.14

8.15

8.16

9

9.1

9.2

9.3

9.3.1

9.3.2

FEATURES

APPLICATIONS

GENERAL DESCRIPTION

Packages

Available types

ORDERING INFORMATION

BLOCK DIAGRAM

PINNING

PAD FUNCTIONS

RS: Register Select (parallel control)

R/W: read/write (parallel control)

E: data bus clock (parallel control)

DB7 to DB0: data bus (parallel control)

C60 to C1: column driver outputs

R32 to R1: row driver outputs

VLCD: LCD power supply

OSC: oscillator

SCL: serial clock line

SDA: serial data line

SA0: address input

T1: test input

FUNCTIONAL DESCRIPTION

LCD bias voltage generator

Oscillator

External clock

Power-on reset

Registers

Busy flag

Address Counter (AC)

Display Data RAM (DDRAM)

Character Generator ROM (CGROM)

Character Generator RAM (CGRAM)

Cursor control circuit

Timing generator

LCD row and column drivers

Programming of the MUX rate 1 : 16

Programming of the MUX rate 1 : 32

Reset function

INSTRUCTIONS

Clear display

Return home

Entry mode set

I/D

S

Product specification

PCF2105

9.4

9.4.1

9.4.2

9.4.3

9.5

9.6

9.6.1

9.6.2

9.7

9.8

9.9

9.10

9.11

10

11

11.1

11.2

11.3

11.4

11.5

11.6

12

13

14

15

16

17

17.1

17.2

17.3

17.4

17.5

18

19

20

21

Display control

D

C

B

Cursor/display shift

Function set

DL (parallel mode only)

N and M

Set CGRAM address

Set DDRAM address

Read busy flag and address

Write data to CGRAM or DDRAM

Read data from CGRAM or DDRAM

INTERFACE TO MICROCONTROLLER

(PARALLEL INTERFACE)

INTERFACE TO MICROCONTROLLER

(I2C-BUS INTERFACE)

Characteristics of the I2C-bus

Bit transfer

START and STOP conditions

System configuration

Acknowledge

I2C-bus protocol

LIMITING VALUES

HANDLING

DC CHARACTERISTICS

AC CHARACTERISTICS

TIMING DIAGRAMS

APPLICATION INFORMATION

4-bit operation, 2 × 12 display using internal

reset

8-bit operation, 2 × 12 display using internal

reset

8-bit operation, 2 × 24 display

I2C-bus operation, 2 × 12 display

Initializing by instruction

BONDING PAD LOCATIONS

DEFINITIONS

LIFE SUPPORT APPLICATIONS

PURCHASE OF PHILIPS I2C COMPONENTS

1998 Jul 30

2

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