8

ICS950813

Advance Information

0708—10/10/02

Note: See table 8 for Byte 11-14 default information

Pin #

Name

0

1

PWD

Bit 7

X

(Reserved)

(Reserved)

RW

-

-

1

Bit 6

X

AEN

3V66/PCI Freq Source Select

RW

Fix_PLL

Async

CPU_PLL

Sync

1

Bit 5

X

AFS1

Async Freq select bit 1

RW

0

Bit 4

X

AFS0

Async Freq select bit 0

RW

0

Bit 3

X

(Reserved)

(Reserved)

RW

-

-

1

Bit 2

X

(Reserved)

(Reserved)

RW

-

-

1

Bit 1

X

(Reserved)

(Reserved)

RW

-

-

1

Bit 0

X

(Reserved)

(Reserved)

RW

-

-

1

Pin #

Name

0

1

PWD

Bit 7

X

-

(Reserved)

X

-

-

0

Bit 6

X

-

(Reserved)

X

-

-

0

Bit 5

X

-

(Reserved)

X

-

-

0

Bit 4

X

-

(Reserved)

X

-

-

0

Bit 3

X

-

R

-

-

1

Bit 2

X

-

R

-

-

1

Bit 1

X

-

R

-

-

1

Bit 0

X

-

R

-

-

1

Note: Byte 8 is for ICS test only. Do not write as system damage may occur. Bit(2:0) contain the readback Byte count.

Pin #

Name

0

1

PWD

Bit 7

RW

-

-

0

Bit 6

RW

-

-

0

Bit 5

RW

-

-

0

Bit 4

RW

-

-

0

Bit 3

RW

-

-

0

Bit 2

RW

-

-

0

Bit 1

RW

-

-

0

Bit 0

RW

-

-

0

Pin #

Name

0

1

PWD

Bit 7

X

-

M/N Enable (Enable access to

Byte 11 - 14)

RW

HW/B0

Byte

(11-14)

0

Bit 6

X

-

Unused

-

-

-

0

Bit 5

X

RW

-

-

0

Bit 4

X

RW

-

-

0

Bit 3

X

-

Unused

-

-

-

1

Bit 2

X

-

Unused

-

-

-

0

Bit 1

X

-

Unused

-

-

-

1

Bit 0

X

-

Unused

-

-

-

0

13, 12,

11, 10

PCICLK (3:0) Slew Contol

18, 17, 16

PCICLK (6:4) Slew Contol

BYTE

8

BYTE

7

BYTE

9

Affected Pin

7, 6, 5

PCICLK_F (2:0) Slew Contol

Bit Control

Type

Affected Pin

Type

Affected Pin

Control Function

Readback Byte Count

Control Function

BYTE

10

Affected Pin

Bit Control

Bit Control

Control Function

Type

Control Function

35

3V66 (5:2) Skew

Approx 250ps per bit (Ref to PCI)

Type

VCHCLK Slew Control

00 = High(default), 01 = Low,

11,10 = Medium

Bit Control

00 (default), 11 = Medium

01 = Low, 10 =High

00 (default), 11 = Medium

10 = Low, 01 =High

00 (default), 11 = Medium

10 = Low, 01 =High

See Async Freq

Selection Table