8

Integrated

Circuit

Systems, Inc.

ICS954119

Advance Information

0875—05/24/04

I

Bit 7

PCISkw3

RW

0000:0

0100:150

1000:300

1100:450

0

Bit 6

PCISkw2

RW

0001:N/A

0101:N/A

1001:N/A

1101:600

0

Bit 5

PCISkw1

RW

0010:N/A

0110:N/A

1010:N/A

1110:750

0

Bit 4

PCISkw0

RW

0011:N/A

0111:N/A

1011:N/A

1111:900

0

Bit 3

ASYNC1

RW

0

Bit 2

ASYNC0

RW

0

Bit 1

REF0

REF0 select

RW

0

Bit 0

Reserved

Reserved

RW

0

I

Bit 7

Reserved

RW

1

Bit 6

Reserved

RW

1

Bit 5

Reserved

RW

1

Bit 4

Reserved

RW

1

Bit 3

Reserved

RW

0

Bit 2

Reserved

RW

1

Bit 1

Reserved

RW

0

Bit 0

Reserved

RW

1

I

Bit 7

Reserved

Reserved

RW

0

Bit 6

Reserved

Reserved

RW

0

Bit 5

Reserved

Reserved

RW

0

Bit 4

Reserved

Reserved

RW

0

Bit 3

VID3

R

0

Bit 2

VID2

R

0

Bit 1

VID1

R

0

Bit 0

VID0

R

1

I

Bit 7

BC7

RW

0

Bit 6

BC6

RW

0

Bit 5

BC5

RW

0

Bit 4

BC4

RW

0

Bit 3

BC3

RW

1

Bit 2

BC2

RW

1

Bit 1

BC1

RW

1

Bit 0

BC0

RW

1

I

Bit 7

WD_EN

Watchdog Alarm

Enable

RW

0

Bit 6

WD_SEL

Watchdog Hard/Soft

Alarm Select

RW

0

Bit 5

WD Hard Status

WD Hard Alarm Status

R

X

Bit 4

WD Soft Status

WD Soft Alarm Status

R

X

Bit 3

WDTCtrl

Watch Dog Time base

Control

RW

0

Bit 2

WD2

WD Timer Bit 2

RW

1

Bit 1

WD1

WD Timer Bit 1

RW

1

Bit 0

WD0

WD Timer Bit 0

RW

1

-

These bits represent X*290ms (or 1.16S) the watchdog timer

waits before it goes to alarm mode. Default is 7 X 290ms = 2s.

-

-

-

Normal

Alarm

-

290ms Base

1160ms Base

-

Hard only

Hard and Soft

-

Normal

Alarm

PWD

-

Disable

Enable

Control Function

Type

0

1

-

Byte 9

Pin #

Name

PWD

-

Byte Count

Programming b(7:0)

Writing to this register will configure how many bytes will be read

back, default is 0F = 15 bytes.

-

-

-

-

-

-

-

--

Byte 8

Pin #

Name

Control Function

Type

0

1

-

VENDOR ID

--

-

--

-

001 = ICS

-

-

--

-

--

-

--

-

--

Type

0

1

PWD

Byte 7

Pin #

Name

Control Function

Reserved

--

--

Reserved

--

--

Reserved

--

-

--

1PWD

Reserved

--

--

Name

Control Function

Type

0

XTAL

Fixed PLL

--

-

PCI Async Freq

00 = PLL1

10 = 37.7

-

01 = 33.0

11 = 44.0

PWD

-

CPU-PCI 7 Steps

Skew Control (ps)

-

-

-

Byte 5

Pin #

Name

Control Function

Type

0

1

-

-

-

-

-

Byte 6

Pin #

-

-

-

-