600 Series Chipset Family Platform Controller Hub

Datasheet, Volume 1 of 2

ID 648364
Date 05/10/2022
Document Table of Contents

Signal Description

Signal Name

Type

Description

INTRUDER#

I

Intruder Detect: This signal can be set to disable the system if box detected open.

GPP_​D10 / SML0DATA

I/OD

System Management Link 0 Data: SMBus link to external PHY.

External Pull-up resistor required.

GPP_​D9 /SML0CLK

I/OD

System Management Link 0 Clock

External Pull-up resistor required.

GPP_​C5 / SML0ALERT#

I/OD

System Management 0 Alert: Alert for the SMBus controller to optional Embedded Controller or BMC.

External Pull-up resistor required.

GPP_​D4 /SML1CLK

I/OD

System Management Link 1 Clock: SMBus link to optional Embedded Controller or BMC. External Pull-up resistor required.

GPP_​D15 / SML1DATA

I/OD

System Management Link 1 Data: SMBus link to optional Embedded Controller or BMC. External Pull-up resistor required.

GPP_​B23 / SML1ALERT# / PCHHOT#

I/OD

System Management 1 Alert: Alert for the SMBus controller to optional Embedded Controller or BMC. A soft-strap determines the native function SML1ALERT# or PCHHOT# usage.

This is NOT the right Alert pin for USB-C* usage.

External Pull-up resistor is required on this pin.

GPP_​B18 /PMCALERT#

I/OD

USB Type-C* PD Controller / Re-timer Alert: Alert for the SMLink1 Bus controller to all USB Type-C* PD Controllers, mandatory requirement for integrated USB-C* feature to work.

External Pull-up resistor is required on this pin.

GPP_​H17 / SML4DATA

I/OD

System Management Link 4 Data:

External Pull-up resistor required.