2002 ITE, Inc.

This is Preliminary document release. All specifications are subject to change without notice.
The material contained in this document supersedes all previous documentation issued for the related
products included herein. Please contact ITE, Inc. for the latest document(s).

All sales are subject to ITE's Standard Terms and Conditions, a copy of which is included in the back of this
document.

ITE, IT8673F is a trademark of ITE, Inc.

Intel, Pentium, and MMX are claimed as trademarks by Intel Corp.
Cyrix, M1,

and SLiC/MP

are claimed as trademarks by Cyrix Corp.

AMD, AMD-K5, and AMD-K6 are claimed as trademarks by Advanced Micro Devices, Inc.
Microsoft and Windows are claimed as trademarks by Microsoft Corporation.
PCI

is claimed as a trademark by the PCI Special Interest Group.

IrDA

is claimed as a trademark by the Infrared Data Association.

All other trademarks are claimed by their respective owners.

All specifications are subject to change without notice.

Additional copies of this manual or other ITE literature may be obtained from:

ITE, Inc.

Phone: (02)

2912-6889

Marketing

Department

Fax:

(02) 2910-2551, 2910-2552

8F, No. 233-1, Bao Chiao Rd., Hsin Tien

Taipei County 231, Taiwan, R.O.C.

ITE

(USA)

Inc. Phone: (408)

530-8860

Marketing

Department

Fax:

(408) 530-8861

1235 Midas Way

Sunnyvale,

94086

U.S.A.

ITE

(USA)

Inc. Phone: (512)

388-7880

Eastern U.S.A. Sales Office

Fax:

(512) 388-3108

896

Summit

St.,

#105

Round Rock, TX 78664

U.S.A.

If you have any marketing or sales questions, please contact:

Lawrence Liu, at ITE Taiwan: E-mail: lawrence.liu@ite.com.tw, Tel: 886-2-29126889 X6071,
Fax: 886-2-29102551
David Lin, at ITE U.S.A: E-mail: david.lin@iteusa.com, Tel: (408) 980-8168 X238,
Fax: (408) 980-9232
Don Gardenhire, at ITE Eastern USA Office: E-mail: don.gardenhire@iteusa.com,
Tel: (512) 388-7880, Fax: (512) 388-3108

To find out more about ITE, visit our World Wide Web at:
http://www.ite.com.tw

http://www.iteusa.com

Or e-mail itesupport@ite.com.tw for more product information/services.

CONTENTS

Page

1. Features ....................................................................................................................................................... 1

2. General

Description.................................................................................................................................... 2

3. Block

Diagram ............................................................................................................................................. 3

4. Pinout

Table................................................................................................................................................. 4

5. Pin

Configuration ........................................................................................................................................ 5

6. IT8673F

Pin

Descriptions ........................................................................................................................... 6

7. Special Pin Routings ................................................................................................................................11

8. List of GPIO Pins....................................................................................................................................... 12

9. Power On Strapping Options................................................................................................................... 13

10. Configuration.............................................................................................................................................14

10.1 Configuring Sequence Description .....................................................................................................14
10.2 Description of the Configuration Registers .........................................................................................16

10.2.1 Logical Device Base Address ......................................................................................................20

10.3 Global Configuration Registers (LDN: All) ..........................................................................................21

10.3.1 Configure Control (Index=02h) .................................................................................................... 21
10.3.2 Logical Device Number (LDN, Index=07h) ..................................................................................21
10.3.3 Chip ID Byte 1 (Index=20h, Default=86h)....................................................................................21
10.3.4 Chip ID Byte 2 (Index=21h, Default=73h)....................................................................................21
10.3.5 Chip Version (Index=22h, Default=01h) ...................................................................................... 21
10.3.6 Clock Selection Register (Index=23h, Default=00h).................................................................... 21
10.3.7 Software Suspend (Index=24h, Default=00h, MB PnP) .............................................................. 21
10.3.8 GPIO Multi-Function Pin Selection Register (Index=25h, Default=00h)......................................22
10.3.9 Reserved Register (Index=26h, Default=00h) .............................................................................22
10.3.10 Reserved Register (Index=27h, Default=00h) .............................................................................22
10.3.11 Reserved Register (Index=28h, Default=00h) .............................................................................22
10.3.12 Reserved Register (Index=29h, Default=00h) .............................................................................22
10.3.13 Test 1 Register (Index=2Eh, Default=00h) .................................................................................. 22
10.3.14 Test 2 Register (Index=2Fh, Default=00h) .................................................................................. 22

10.4 FDC Configuration Registers (LDN=00h) ...........................................................................................22

10.4.1 FDC Activate (Index=30h, Default=00h)...................................................................................... 22
10.4.2 FDC Base Address MSB Register (Index=60h, Default=03h).....................................................23
10.4.3 FDC Base Address LSB Register (Index=61h, Default=F0h) .....................................................23
10.4.4 FDC Interrupt Level Select (Index=70h, Default=06h) ................................................................23
10.4.5 FDC DMA Channel Select (Index=74h, Default=02h) .................................................................23
10.4.6 FDC Special Configuration Register (Index=F0h, Default=00h) .................................................23

10.5 Serial Port 1 Configuration Registers (LDN=01h)...............................................................................23

10.5.1 Serial Port 1 Activate (Index=30h, Default=00h) .........................................................................23
10.5.2 Serial Port 1 Base Address MSB Register (Index=60h, Default=03h)..........................................24

10.5.3 Serial Port 1 Base Address LSB Register (Index=61h, Default=F8h)........................................... 24
10.5.4 Serial Port 1 Interrupt Level Select (Index=70h, Default=04h)....................................................24
10.5.5 Serial Port 1 Special Configuration Register (Index=F0h, Default=00h) .....................................24

10.6 Serial Port 2 Configuration Registers (LDN=02h)...............................................................................24

10.6.1 Serial Port 2 Activate (Index=30h, Default=00h) .........................................................................24
10.6.2 Serial Port 2 Base Address MSB Register (Index=60h, Default=02h)..........................................25
10.6.3 Serial Port 2 Base Address LSB Register (Index=61h, Default=F8h)........................................... 25
10.6.4 Consumer IR Base Address MSB Register (Index=62h, Default=03h).........................................25
10.6.5 Consumer IR Base Address LSB Register (Index=63h, Default=00h)..........................................25
10.6.6 Serial Port 2 Interrupt Level Select (Index=70h, Default=03h)....................................................25
10.6.7 Consumer IR Interrupt Level Select (Index=72h, Default=00h) .................................................. 25
10.6.8 Serial Port 2 Special Configuration Register 1 (Index=F0h, Default=00h) ..................................26
10.6.9 Serial Port 2 Special Configuration Register 2 (Index=F1h, Default=40h) ..................................26

10.7 Parallel Port Configuration Registers (LDN=03h) ...............................................................................26

10.7.1 Parallel Port Activate (Index=30h, Default=00h) .........................................................................26
10.7.2 Parallel Port Primary Base Address MSB Register (Index=60h, Default=03h).............................26
10.7.3 Parallel Port Primary Base Address LSB Register (Index=61h, Default=78h)............................27
10.7.4 Parallel Port Secondary Base Address MSB Register (Index=62h, Default=07h)........................27
10.7.5 Parallel Port Secondary Base Address LSB Register (Index=63h, Default=78h) ....................... 27
10.7.6 Parallel Port Interrupt Level Select (Index =70h, Default=07h) ................................................... 27
10.7.7 Parallel Port DMA Channel Select (Index=74h, Default=03h).....................................................27
10.7.8 Parallel Port Special Configuration Register (Index=F0h, Default=03h) .....................................27

10.8 FAN Controller Configuration Registers (LDN=04h)...........................................................................28

10.8.1 FAN Controller Activate Register (Index=30h, Default=00h)....................................................... 28
10.8.2 FAN Controller Base Address MSB Register (Index=60h, Default=00h)......................................28
10.8.3 FAN Controller Base Address LSB Register (Index=61h, Default=80h)....................................... 28
10.8.4 PME# Direct Access Base Address MSB Register (Index=62h, Default=02h).............................28
10.8.5 PME# Direct Access Base Address LSB Register (Index=63h, Default=00h).............................. 28
10.8.6 FAN Controller Interrupt Level Select (Index=70h, Default=09h)................................................28
10.8.7 APC/PME# Event Enable Register (PER) (Index=F0h, Default=00h).........................................29
10.8.8 APC/PME# Status Register (PSR) (Index=F1h, Default=00h)....................................................29
10.8.9 APC/PME# Control Register 1 (PCR 1) (Index=F2h, Default=00h) ............................................30
10.8.10 FAN Controller Special Configuration Register (Index=F3h, Default=00h).................................30
10.8.11 APC/PME# Control Register 2 (PCR 2) (Index=F4h, Default=00h) ............................................30
10.8.12 APC/PME# Special Code Index Register (Index=F5h) ...............................................................31
10.8.13 APC/PME# Special Code Data Register (Index=F6h) ................................................................31

10.9 KBC (keyboard) Configuration Registers (LDN=05h).........................................................................31

10.9.1 KBC (keyboard) Activate (Index=30h, Default=01h or 00h) ........................................................31
10.9.2 KBC (keyboard) Data Base Address MSB Register (Index=60h, Default=00h).......................... 31
10.9.3 KBC (keyboard) Data Base Address LSB Register (Index=61h, Default=60h)........................... 31
10.9.4 KBC (keyboard) Command Base Address MSB Register (Index=62h, Default=00h).................31
10.9.5 KBC (keyboard) Command Base Address LSB Register (Index=63h, Default=64h).................. 31

Электронный компонент: IT8673F