Portwell COM Express PCOM-B700G User Manual page 54

COM Express™
C39 10G_SFP_SDA0
C40 10G_SDP0
C41 GND(FIXED)
C42 10G_KR_RX1+
C43 10G_KR_RX1-
C44 GND
C45 10G_PHY_MDC_SCL1
C46 10G_PHY_MDC_SCL0
Copyright © PORTWELL 2018
external Optical SFP Module
I2C data signal of the 2-wire
management interface used by the
10GbE controller to access the
management registers of an
external Optical SFP Module
Software-Definable Pins. Can also
be used for IEEE1588 support
such as a 1pps signal
GND(FIXED)
10GBASE-KR ports, receive input
differential pairs.
10GBASE-KR ports, receive input
differential pairs.
GND
MDIO Mode: Management Data
I/O interface mode clock signal for
serial data transfers between the
MAC and an external PHY.
I2C Mode: I2C clock signal, of the
2-wire management interface used
for serial data transfers between
the MAC and an external PHY.
MDIO Mode: Management Data
PORTWELL PCOM-B700G User's Guide
I/O OD 3.3V Suspend / 3.3V
I/O - 3.3V Suspend / 3.3V
- - -
AC coupled on
I KR
Module
AC coupled on
I KR
Module
- - -
O - 3.3V Suspend / 3.3V
I/O OD - 3.3V Suspend / 3.3V
O - 3.3V Suspend / 3.3V
PCOM-B700G User's Guide
PU 4.7K to
-
3VSB
PU 1K to
-
3VSB
- -
- -
- -
- -
- -
- -
- -
54