A-14, Input/output signals (single driver), A-15 – Intel Itanium 2 Processor User Manual

Page 107: Input/output signals (multiple driver)

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Datasheet

107

Signals Reference

Table A-14. Input/Output Signals (Single Driver)

Name

Active Level

Clock

Signal Group

Qualified

A[49:3]#

Low

BCLKp

Request

ADS#, ADS#+1

ADS#

Low

BCLKp

Request

Always

AP[1:0]#

Low

BCLKp

Request

ADS#, ADS#+1

ASZ[1:0]#

Low

BCLKp

System Bus

ADS#

ATTR[3:0]#

Low

BCLKp

System Bus

ADS#+1

BE[7:0]#

Low

BCLKp

System Bus

ADS#+1

BR0#

Low

BCLKp

System Bus

Always

BPM[5:0]#

Low

BCLKp

Diagnostic

Always

CCL#

Low

BCLKp

System Bus

ADS#+1

D[127:0]#

Low

BCLKp

Data

DRDY#

DBSY#

Low

BCLKp

Data

Always

D/C#

Low

BCLKp

System Bus

ADS#

DEN#

Low

BCLKp

System Bus

ADS#+1

DEP[15:0]#

Low

BCLKp

System Bus

DRDY#

DID[9:0]#

Low

BCLKp

System Bus

ADS#+1

DRDY#

Low

BCLKp

Data

Always

DPS#

Low

BCLKp

System Bus

ADS#+1

DSZ[1:0]#

Low

BCLKp

System Bus

ADS#+1

EXF[4:0]#

Low

BCLKp

System Bus

ADS#+1

FCL#

Low

BCLKp

System Bus

ADS#+1

LEN[2:0]#

Low

BCLKp

System Bus

ADS#+1

LOCK#

Low

BCLKp

Arbitration

Always

OWN#

Low

BCLKp

System Bus

ADS#+1

REQ[5:0]#

Low

BCLKp

Request

ADS#, ADS#+1

RP#

Low

BCLKp

Request

ADS#, ADS#+1

SBSY#

Low

BCLKp

Data

Always

SPLCK#

Low

BCLKp

System Bus

ADS#+1

STBn[7:0]#

Low

Data

Always

STBp[7:0]#

Low

Data

Always

WSNP#

Low

BCLKp

System Bus

ADS#

Table A-15. Input/Output Signals (Multiple Driver)

Name

Active Level

Clock

Signal Group

Qualified

BNR#

Low

BCLKp

System Bus

Always

BERR#

Low

BCLKp

Error

Always

BINIT#

Low

BCLKp

Error

Always

HIT#

Low

BCLKp

Snoop

Snoop Phase

HITM#

Low

BCLKp

Snoop

Snoop Phase

TND#

Low

BCLKp

Snoop

Always

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