COM Port Pinout Assignments
A-6 Specifications
MGBIC-02 Specifications (1000BASE-T)
COM Port Pinout Assignments
The
COM
port
is
a
serial
communications
port
for
local
access
to
Local
Management.
Refer
to
Table A
‐
12
for
the
COM
port
pin
assignments.
Table A-11 MGBIC-02 Specifications
Item
Specification
Supported Cable
Type
Maximum Length
Copper, Category 5 UTP
Up to 100 meters
Connector
RJ45
Data Rate
1 Gbps, IEEE 802.3:2000 compatible
1000BASE-T operation only
Automatic crossover detection
TX Output impedance
100 ohms, typical at all frequencies between 1 MHz and
125 MHz
RX Input impedance
100 ohms, typical at all frequencies between 1 MHz and
125 MHz
Table A-12 COM Port Pin Assignments
Pin
Signal Name
Input/Output
1
Transmit Data (XMT)
Output
2
Clear to Send (CTS)
Input
3
Data Set Ready (DSR)
Input
4
Receive Data (RCV)
Input
5
Signal Ground (GND)
NA
6
Request to Send (RTS)
Output
7
Data Terminal Ready (DTR)
Output
8
Data Carrier Detect (DCD)
Input
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