6402 datasheet(175/250 Pages) INTEL

175 / 250 page

Intel® 6400/6402 Advanced Memory Buffer Datasheet

175

Registers

14.3.1.8

FBDSBCFGNXT: FBD SB Link Electrical Configuration

This register contains next settings of control bits to set link electrical parameters to

match link length and frequency characteristics.

14.3.1.9

FBDNBCFGNXT: FBD NB Link Electrical Configuration

This register contains next settings of control bits to set link electrical parameters to

match link length and frequency characteristics.

Device:

NodeID

Function: 1

Offset:

54h

Bit

Attr

Default

Description

7:5

Reserved

4:3

RWST

SBTXDRVCUR:

‘11’ = Small

‘10’ = reserved

‘01’ = Regular

‘00’ = Large

2:1

RWST

10b

SBTXDEEMP:

00 = 0 dB

01 = 3.5dB

10 = 6dB

11 = 9.5dB

0RWST

SBRESYNCEN:

‘1’ = SB pass-thru data is in Re-sync mode

‘0’ = SB pass-thru is in Re-sample mode.

Device:

NodeID

Function: 1

Offset:

55h

Bit

Attr

Default

Description

7:5

Reserved

4:3

RWST

NBTXDRVCUR:

‘11’ = Small

‘10’ = reserved

‘01’ = Regular

‘00’ = Large

2:1

RWST

10b

NBTXDEEMP:

00 = 0 dB

01 = 3.5dB

10 = 6dB

11 = 9.5dB

0RWST

NBRESYNCEN:

‘1’ = SB pass-thru data is in Re-sync mode

‘0’ = SB pass-thru is in Re-sample mode.

6402 Datasheet(PDF) 175 Page - Intel Corporation

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