A-13, Input signals – Intel Itanium 2 Processor User Manual

Page 106

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106

Datasheet

Signals Reference

SBSY_C1#

Low

BCLKp

Data

SBSY_C2#

Low

BCLKp

Data

TDO

High

TCK

TAP

THRMTRIP#

Low

Asynchronous

Error

THRMALERT#

Low

Asynchronous

Error

Table A-13. Input Signals

Name

Active Level

Clock

Signal Group

Qualified

BPRI#

Low

BCLKp

Arbitration

Always

BR1#

Low

BCLKp

Arbitration

Always

BR2#

Low

BCLKp

Arbitration

Always

BR3#

Low

BCLKp

Arbitration

Always

BCLKp

High

Control

Always

BCLKn

High

Control

Always

D/C#

Low

BCLKp

System Bus

Request Phase (Mem Rd)

DEFER#

Low

BCLKp

Snoop

Snoop Phase

DHIT#

Low

BCLKp

System Bus

IDS#+1

GSEQ#

Low

BCLKp

Snoop

Snoop Phase

ID[9:0]#

Low

BCLKp

Defer

IDS#, IDS#+1

IDS#

Low

BCLKp

Defer

Always

INIT#

Low

Asynch

Exec Control

Always

1

NOTES:

1. Synchronous assertion with asserted RS[2:0]# guarantees synchronization.

INT (LINT0)

High

Asynch

Exec Control

IP[1:0]#

Low

BCLKp

System Bus

IDS#+1

NMI (LINT1)

High

Asynch

Exec Control

RESET#

Low

BCLKp

Control

Always

RS[2:0]#

Low

BCLKp

Response

Always

RSP#

Low

BCLKp

Response

Always

PMI#

Low

Asynch

Exec Control

PWRGOOD

High

Asynch

Control

TCK

High

Diagnostic

Always

TDI

High

TCK

Diagnostic

Always

TMS

High

TCK

Diagnostic

Always

TRST#

Low

Asynch

Diagnostic

Always

TRDY#

Low

BCLKp

Response

Response Phase

Table A-12. Output Signals (Sheet 2 of 2)

Name

Active Level

Clock

Signal Group

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