Portwell COM Express PCOM-B700G User Manual page 41

COM Express™
B15 SMB_ALERT#
B16 SATA1_TX+
B17 SATA1_TX-
SUS_STAT# /
B18
ESPI_RESET#
B19 SATA1_RX+
B20 SATA1_RX-
B21 GND(FIXED)
B22 PCIE_RX15+
B23 PCIE_RX15-
B24 PWR_OK
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System Management Bus Alert –
active low input can be used to
generate an SMI# (System
Management Interrupt) or to wake
the system.
Serial ATA or SAS Channel 1
transmit differential pair.
Serial ATA or SAS Channel 1
transmit differential pair.
Indicates imminent suspend
operation; used to notify LPC
devices / Shared pin with
ESPI_RESET
Serial ATA or SAS Channel 1
receive differential pair.
Serial ATA or SAS Channel 1
receive differential pair.
GND(FIXED)
PCI Express Differential Receive
Pairs
PCI Express Differential Receive
Pairs
Power OK from main power
supply. A high value indicates that
the power is good. This signal can
be used to hold off Module startup
to allow carrier based FPGAs or
PORTWELL PCOM-B700G User's Guide
I CMOS 3.3V Suspend / 3.3V
O SATA AC coupled on Module
O SATA AC coupled on Module
O CMOS 3.3V Suspend / 3.3V
I SATA AC coupled on Module
I SATA AC coupled on Module
- - -
I PCIE AC coupled off Module
I PCIE AC coupled off Module
I CMOS 3.3V / 3.3V
PCOM-B700G User's Guide
PU 4.7k
ohm to -
3VSB
- -
- -
- -
- -
- -
- -
- -
- -
- -
41