ICS950818

BYTE

Affected Pin

Control Function

Type

Bit Control

3

Pin #

Name

0

1

PWD

Bit 7

34

48MHz DOT

Output control

RW

Disable

Enable

1

Bit 6

35

48MHz USB

Output control

RW

Disable

Enable

1

Bit5

6

PCICLK_F2/PCICLK8 (see

Allow control of output with

RW

Freerun

Not

0

note)

assertion of PCI STOP#.

Freerun

Bit4

5

PCICLK_F1/PCICLK7 (see

Allow control of output with

RW

Freerun

Not

0

note)

assertion of PCI STOP#.

Freerun

Bit 3

4

PCICLK_F0/PCICLK6 (see

Allow control of output with

RW

Freerun

Not

0

note)

assertion of PCI STOP#.

Freerun

Bit 2

6

PCICLK F2/PCICLK8

Output control

RW

Disable

Enable

1

Bit 1

5

PCICLK F1/PCICLK7

Output control

RW

Disable

Enable

1

Bit 0

4

PCICLK F0/PCICLK6

Output control

RW

Disable

Enable

1

Note: PCICLK_F(2:0) can be turned on/off by PCI_STOP#. Refer to table4.

BYTE

Affected Pin

Control Function

Type

Bit Control

4

Pin #

Name

0

1

PWD

Bit 7

10

*PCICLK2

Output streni:ith (1X/2X)

R/W

2X

1X

1

Bit 6

12

*PCICLK3

Output streni:ith (1X/2X)

R/W

2X

1X

1

Bit5

29

PCICLK10

Output control

RW

Disable

Enable

1

Bit4

31

3V66 1NCH CLK

Output control

RW

Disable

Enable

1

Bit 3

20

PCICLK9

Output control

RW

Disable

Enable

1

Bit 2

19

3V66 4

Output control

RW

Disable

Enable

1

Bit 1

18

3V66 3

Output control

RW

Disable

Enable

1

Bit 0

17

3V66 2

Output control

RW

Disable

Enable

1

BYTE

Affected Pin

Control Function

Type

Bit Control

5

Pin #

Name

0

1

PWD

Bit 7

X

PD Mode lref Mirror Enable

Allow lref Mirror to be ON during

RW

OFF

ON

0

Power Down Mode

Bit 6

X

Reserved

Reserved

X

-

-

0

Bit5

X

3V66(4:2) (See table 6)

Allow control of output with

X

Freerun

Not

0

assertion of CPU STOP#.

Freerun

Bit4

X

3V66(1) (See table 7)

Allow control of output with

X

Freerun

Not

0

assertion of CPU STOP#.

Freerun

Bit 3

34

48MHz_DOT Slew Control

00 = Medium (default), 01 = Low,

RW

-

-

0

Bit 2

11,10 =Hii:ih

RW

-

-

0

Bit 1

00 = Medium (default), 01 = Low,

RW

-

-

0

35

48MHz_USB Slew Control

11,10 =High

Bit 0

RW

-

-

0

Note: Functions in Byte5 of CK408 were intended as a test and debug byte only.

0825F-11/19/03

6