February, 2007
Ball Assignments by Number
Table 3-10. PEX 8532 Switch Ball Assignments by Number (Cont.)
PEX 8532 Balls
Description
Num
M1
Name
Type
I, PU
O
Signal Group
Hot Plug
HP_MRL1#
M2
HP_PERST8#
Hot Plug
M3
STRAP_UPSTRM_PORTSEL0
STRAP_UPSTRM_PORTSEL2
VDD10
I
STRAP
Strapping Ball – tie High or Low, as
defined in
STRAP_UPSTRM_PORTSEL[3:0]
M4
M5
I
STRAP
CPWR
CPWR
Power
Power
M30 VDD10
Strapping Ball – tie High or Low, as
defined in
STRAP_NT_UPSTRM_PORTSEL[3:0]
M31 STRAP_NT_UPSTRM_PORTSEL3
I
I
STRAP
STRAP
Strapping Ball – tie High or Low, as defined in
STRAP_STN1_PORTCFG[4:0]
M32 STRAP_STN1_PORTCFG0
M33 HP_PRSNT10#
M34 HP_PWRFLT3#
I, PU
I, PU
Hot Plug
Hot Plug
Hot Plug
Hot Plug
STRAP
STRAP
Power
N1
N2
N3
N4
N5
HP_PWRFLT1#
I, PU
HP_PRSNT8#
I, PU
STRAP_UPSTRM_PORTSEL1
STRAP_UPSTRM_PORTSEL3
VDD33
I
Strapping Ball – tie High or Low, as defined in
STRAP_UPSTRM_PORTSEL[3:0]
I
I/OPWR
Thermal-GND
Thermal-GND
Thermal-GND
Thermal-GND
Thermal-GND
Thermal-GND
Thermal-GND
Thermal-GND
Thermal-GND
Thermal-GND
I/OPWR
I
N13 VSS_THERMAL
N14 VSS_THERMAL
N15 VSS_THERMAL
N16 VSS_THERMAL
N17 VSS_THERMAL
N18 VSS_THERMAL
N19 VSS_THERMAL
N20 VSS_THERMAL
N21 VSS_THERMAL
N22 VSS_THERMAL
N30 VDD33
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Power
N31 STRAP_STN1_PORTCFG1
N32 STRAP_STN1_PORTCFG2
N33 HP_PWREN10#
N34 HP_PWREN3#
STRAP
STRAP
Hot Plug
Hot Plug
Strapping Ball – tie High or Low, as defined in
STRAP_STN1_PORTCFG[4:0]
I
O
O
ExpressLane PEX 8532AA/BA/BB/BC 8-Port/32-Lane Versatile PCI Express Switch Data Book
Copyright © 2007 by PLX Technology, Inc. All Rights Reserved – Version 1.6
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