CAM35C44 参数 Datasheet PDF下载

TABLE OF CONTENTS

FEATURES.............................................................................................................................................. 1

GENERAL DESCRIPTION ...................................................................................................................... 1

ARCHITECTURE ..................................................................................................................................... 4

PIN CONFIGURATION ............................................................................................................................ 5

DESCRIPTION OF PIN FUNCTIONS ...................................................................................................... 6

B

UFFER

-T

YPE

S

UMMARY

........................................................................................................................... 11

CLOCK GENERATOR........................................................................................................................... 12

MULTIHOST CPU INTERFACE ............................................................................................................ 13

H

OST

I

NTERFACE

S

ELECT

.......................................................................................................................... 14

H

OST

I

NTERFACE

P

IN

M

ULTIPLEXING

........................................................................................................... 14

System Data Bus ................................................................................................................................... 14

ISA Address Bus SA0 - SA1 .................................................................................................................. 15

ISA Address Bus SA2 - SA4 .................................................................................................................. 15

ISA nIOR ................................................................................................................................................ 15

ISA nIOW ............................................................................................................................................... 15

REGISTER ADDRESS MAP.................................................................................................................. 16

N

ON

-M

ULTIPLEXED

(ISA) A

DDRESSING

....................................................................................................... 16

M

ULTIPLEXED

A

DDRESSING

........................................................................................................................ 17

CONFIGURATION ................................................................................................................................. 18

C

ONFIGURATION

A

CCESS

P

ORTS

................................................................................................................ 18

C

ONFIGURATION

S

TATE

............................................................................................................................. 19

C

ONFIGURATION

R

EGISTERS

...................................................................................................................... 21

INFRARED INTERFACE ....................................................................................................................... 30

I

R

DA SIR/FIR ......................................................................................................................................... 30

ASKIR .................................................................................................................................................... 30

C

ONSUMER

IR .......................................................................................................................................... 30

H

ARDWARE

I

NTERFACE

............................................................................................................................. 30

GENERAL PURPOSE I/O ..................................................................................................................... 32

I

NTRODUCTION

.......................................................................................................................................... 32

D

ESCRIPTION

............................................................................................................................................ 32

R

EGISTERS

.............................................................................................................................................. 34

DC ELECTRICAL CHARACTERISTICS ............................................................................................... 36

A.C. TIMING .......................................................................................................................................... 38

C

LOCK AND

R

ESET

T

IMING

......................................................................................................................... 38

R

EAD

C

YCLE

T

IMING

(N

ON

-M

ULTIPLEXED

)................................................................................................... 39

R

EAD

C

YCLE

T

IMING

(M

ULTIPLEXED

)........................................................................................................... 40

W

RITE

C

YCLE

T

IMING

(N

ON

-M

ULTIPLEXED

) ................................................................................................. 41

W

RITE

C

YCLE

T

IMING

(M

ULTIPLEXED

) ......................................................................................................... 42

2