February, 2007
Ball Assignments by Number
Table 3-10. PEX 8532 Switch Ball Assignments by Number (Cont.)
PEX 8532 Balls
Description
Num
Name
Type
O
Signal Group
Hot Plug
Hot Plug
No Connect
No Connect
Power
AC1 HP_PWREN0#
AC2 HP_PWREN9#
AC3 N/C
O
Reserved
Reserved
CPWR
CPWR
I
AC4 N/C
AC5 VDD10
AC30 VDD10
Power
AC31 STRAP_STN0_PORTCFG3
AC32 STRAP_STN0_PORTCFG4
AC33 HP_PWRFLT11#
AC34 HP_PRSNT2#
AD1 HP_PRSNT0#
AD2 HP_PWRFLT9#
AD3 N/C
STRAP
Strapping Ball – tie High or Low, as defined in
STRAP_STN0_PORTCFG[4:0]
I
STRAP
I, PU
I, PU
I, PU
I, PU
Reserved
Reserved
GND
GND
I
Hot Plug
Hot Plug
Hot Plug
Hot Plug
No Connect
No Connect
Ground
AD4 N/C
AD5 VSS
AD30 VSS
Ground
AD31 STRAP_STN0_PORTCFG1
AD32 STRAP_STN0_PORTCFG2
AD33 HP_MRL11#
AD34 HP_PERST2#
AE1 HP_PERST0#
AE2 HP_MRL9#
AE3 N/C
STRAP
Strapping Ball – tie High or Low, as defined in
STRAP_STN0_PORTCFG[4:0]
I
STRAP
I, PU
O
Hot Plug
Hot Plug
Hot Plug
Hot Plug
No Connect
No Connect
Power
O
I, PU
Reserved
Reserved
CPWR
CPWR
Reserved
AE4 N/C
AE5 VDD10
AE30 VDD10
Power
AE31 N/C
No Connect
Strapping Ball – tie High or Low, as defined in
STRAP_STN0_PORTCFG[4:0]
AE32 STRAP_STN0_PORTCFG0
I
STRAP
AE33 HP_ATNLED11#
AE34 HP_PWRLED2#
O
O
Hot Plug
Hot Plug
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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