Com Port Interface - Paradyne 3162 User Manual

COM Port Interface

The COM port connects to a PC for front panel emulation, to an ASCII terminal or
printer for alarms, to an async terminal, or to a network device (e.g., a router) for
SNMP or Telnet applications. The COM port connector is an 8-position keyed
modular connector (Table D-3). The data signals on this port are referenced to a
DTE interface.
The COM port-to-PC cable is shown in
port-to-terminal/printer cable is shown in
3162-A2-GB20-40
Table D-3. COM Port Connector
Signal
DCE Transmit Clock
DCE Receive Data
Signal Ground
DCE Transmit Data
DCE Data Terminal Ready
DCE Carrier Detect
DCE Request-to-Send
DCE Receive Clock
August 2000
Figure D-4 and the COM
Figure D-5.
Direction
From DSU/CSU
From DSU/CSU
—
To DSU/CSU
To DSU/CSU
From DSU/CSU
To DSU/CSU
From DSU/CSU
Pin Assignments
Pin Number
1
2
3
4
5
6
7
8
D-5