Signal Ball Description
PLX Technology, Inc.
3.4
Signal Ball Descriptions
3.4.1
PCI Express Signals
The PCI Express SerDes and Control signals are defined in Table 3-3.
Note: The ball numbers are ordered in sequence to follow the Signal Name sequencing [n to 0].
Table 3-3. PEX 8532 PCI Express Signals – 164 Balls
Signal Name
Type
Location
Description
R32, T32, U32, V32,
W32, Y32, AA32,
AB32, AA3, Y3, W3,
V3, U3, T3, R3, P3
PEX_LANE_GOOD[15:0]#
O
Active-Low PCI Express Lane Status Indicator
Outputs for Lanes [15:0] and [31:16] (32 Balls)
These signal balls can directly drive
common-anode LED modules.
AB31, AA31, Y31,
W31, V31, U31, T31,
R31, P4, R4, T4, U4, V4,
W4, Y4, AA4
PEX_LANE_GOOD[31:16]#
PEX_NT_RESET#
O
O
Active-Low Output Used to Propagate Reset
in NT Mode
J1
AK34, AK32, AK30,
AK28, AK26, AK24,
AK22, AK20, AK18,
AK16, AK14, AK12,
AK10, AK8, AK6, AK4
Negative Half of PCI Express Receiver
Differential Signal Pairs for PEX 8532 Station 0
(16 Balls)
PEX_PERn[15:0]
PEX_PERn[31:16]
PEX_PERp[15:0]
PEX_PERp[31:16]
PEX_PERST#
CMLRn
CMLRn
CMLRp
CMLRp
I
E34, E32, E30, E28,
E26, E24, E22, E20,
E18, E16, E14, E12,
E10, E8, E6, E1
Negative Half of PCI Express Receiver
Differential Signal Pairs for PEX 8532 Station 1
(16 Balls)
AL34, AL32, AL30,
AL28, AL26, AL24,
AL22, AL20, AL18,
AL16, AL14, AL12,
AL10, AL8, AL6, AL4
Positive Half of PCI Express Receiver
Differential Signal Pairs for PEX 8532 Station 0
(16 Balls)
D34, D32, D30, D28,
D26, D24, D22, D20,
D18, D16, D14, D12,
D10, D8, D6, D1
Positive Half of PCI Express Receiver
Differential Signal Pairs for PEX 8532 Station 1
(16 Balls)
PCI Express Reset
Used to cause a Fundamental Reset.
(Refer to Chapter 5, “Reset and Initialization,”
for further details.)
H1
AP34, AP32, AP30,
AP28, AP26, AP24,
AP22, AP20, AP18,
AP16, AP14, AP12,
AP10, AP8, AP6, AP4
Negative Half of PCI Express Transmitter
Differential Signal Pairs for PEX 8532 Station 0
(16 Balls)
PEX_PETn[15:0]
PEX_PETn[31:16]
CMLTn
CMLTn
A34, A32, A30, A28,
A26, A24, A22, A20,
A18, A16, A14, A12,
A10, A8, A6, A4
Negative Half of PCI Express Transmitter
Differential Signal Pairs for PEX 8532 Station 1
(16 Balls)
18
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
PLX [ PLX TECHNOLOGY ]
