Chapter 3 – DFI HM960-HM86 User Manual

Page 25

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Chapter 3 Hardware Installation

25

Chapter 3

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Signal

Pin#

Pin Type

Pwr Rail /Tolerance

HM960-QM87/HM86

Carrier Board

Description

Power and System Management Signals Descriptions

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p g

SUS_STAT#

B18

O CMOS

3.3V Suspend/3.3V

Indicates imminent suspend operation; used to notify LPC devices.

SUS_S3#

A15

O CMOS

3.3V Suspend/3.3V

Indicates system is in Suspend to RAM state. Active low output. An
inverted copy of SUS_S3# on the Carrier Board may be used to
enable the non-standby power on a typical ATX supply.

SUS_S4#

A18

O CMOS

3.3V Suspend/3.3V

Indicates system is in Suspend to Disk state. Active low output.

SUS_S5#

A24

O CMOS

3.3V Suspend/3.3V

Indicates system is in Soft Off state.

WAKE0#

B66

I CMOS

3.3V Suspend/3.3V

PU 1K TO 3V3_DU

PCI Express wake up signal.

WAKE1#

B67

I CMOS

3.3V Suspend/3.3V

PU 10K TO 3V3_DU

NC PU 10 K TO 3V3_DU

General purpose wake up signal. May be used to implement wake-up
on PS2 keyboard or mouse activity.

BATLOW#

A27

I CMOS

3.3V Suspend/ 3.3V

PU 8.2K TO 3V3_DU

Indicates that external battery is low.
This port provides a battery-low signal to the Module for orderly
transitioning to power saving or power cut-off ACPI modes.

LID#

A103

I OD CMOS

3.3V Suspend/12V

LID switch. Low active signal used by the ACPI operating system for a LID switch.

SLEEP#

B103

I OD CMOS

3.3V Suspend/12V

PU 10K TO 3V3_DU

Sleep button. Low active signal used by the ACPI operating system to bring the
system to sleep state or to wake it up again.

THRM#

B35

I CMOS

3.3V / 3.3V

PU 10K TO 3V3

Input from off-Module temp sensor indicating an over-temp situation.

THRMTRIP#

A35

O CMOS

3.3V / 3.3V

PU 10K TO 3V3

Active low output indicating that the CPU has entered thermal shutdown.

SMB_CK

B13

I/O OD CMOS 3.3V Suspend/3.3V

PU 2.2K TO 3V3_DU_EC

NC PU 4.7K TO 3V3_DU

System Management Bus bidirectional clock line.

SMB_DAT

B14

I/O OD CMOS 3.3V Suspend/3.3V

PU 2.2K TO 3V3_DU_EC

NC PU 4.7K TO 3V3_DU

System Management Bus bidirectional data line.

SMB_ALERT#

B15

I CMOS

3.3V Suspend/3.3V

System Management Bus Alert – active low input can be used to
generate an SMI# (System Management Interrupt) or to wake the system.

Signal

Pin#

Pin Type

Pwr Rail /Tolerance

HM960-QM87/HM86

Carrier Board

Description

GPO0

A93

GPO1

B54

GPO2

B57

GPO3

B63

GPI0

A54

PU 100K TO 3V3

GPI1

A63

PU 100K TO 3V3

GPI2

A67

PU 100K TO 3V3

GPI3

A85

PU 100K TO 3V3

I CMOS

3.3V / 3.3V

General purpose input pins.

GPIO Signals Descriptions

O CMOS

3.3V / 3.3V

General purpose output pins.

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