Page 18
cExpress-HL
3.3.5
Serial ATA
3.3.6
PCI Express
Signal
Pin #
Description
I/O
PU/PD
Comment
P
PCIE_TX0-
A68
A69
PCI Express channel 0, Transmit Output differential
pair.
O PCIE
AC coupled on Module
P
PCIE_RX0-
B68
B69
PCI Express channel 0, Receive Input differential
pair.
I PCIE
AC coupled off Module
P
PCIE_TX1-
A64
A65
PCI Express channel 1, Transmit Output differential
pair.
O PCIE
AC coupled on Module
P
PCIE_RX1-
B64
B65
PCI Express channel 1, Receive Input differential
pair.
I PCIE
AC coupled off Module
P
PCIE_TX2-
A61
A62
PCI Express channel 2, Transmit Output differential
pair.
O PCIE
AC coupled on Module
P
PCIE_RX2-
B61
B62
PCI Express channel 2, Receive Input differential
pair.
I PCIE
AC coupled off Module
P
PCIE_TX3-
A58
A59
PCI Express channel 3, Transmit Output differential
pair.
O PCIE
AC coupled on Module
P
PCIE_RX3-
B58
B59
PCI Express channel 3, Receive Input differential
pair.
I PCIE
AC coupled off Module
P
PCIE_TX4-
A55
A56
PCI Express channel 4, Transmit Output differential
pair.
O PCIE
Connected to LAN
P
PCIE_RX4-
B55
B56
PCI Express channel 4, Receive Input differential
pair.
I PCIE
Connected to LAN
P
PCIE_TX5-
A52
A53
PCI Express channel 5, Transmit Output differential
pair.
O PCIE
Not supported
Signal
Pin #
Description
I/O
PU/PD
Comment
S
SATA0_TX-
A16
A17
Serial ATA channel 0, Transmit Output
differential pair.
O SATA
AC coupled on Module
S
SATA0_RX-
A19
A20
Serial ATA channel 0, Receive Input
differential pair.
I SATA
AC coupled on Module
S
SATA1_TX-
B16
B17
Serial ATA channel 1, Transmit Output
differential pair.
O SATA
AC coupled on Module
S
SATA1_RX-
B19
B20
Serial ATA channel 1, Receive Input
differential pair.
I SATA
AC coupled on Module
S
SATA2_TX-
A22
A23
Serial ATA channel 2, Transmit Output
differential pair.
O SATA
AC coupled on Module
S
SATA2_RX-
A25
A26
Serial ATA channel 2, Receive Input
differential pair.
I SATA
AC coupled on Module
S
SATA3_TX-
B22
B23
Serial ATA channel 3, Transmit Output
differential pair.
O SATA
AC coupled on Module
S
SATA3_RX-
B25
B26
Serial ATA channel 3, Receive Input
differential pair.
I SATA
AC coupled on Module
(S)ATA_ACT#
A28
ATA (parallel and serial) or SAS activity
indicator, active low.
O 3.3V