Com1 port, Com2 port – GE GFK-2489 User Manual
Page 172

GFK-2489
Chapter 8 Technical Reference 8-11
8
COM1 Port
A PC may be connected to the Remote transceiver COM1 port (RJ-12) for diagnostics and
configuration.
COM1 Port (DCE)
(viewed from the outside of the radio)
Pin
Functions
COM1 Port (DCE)
1
Unused
2
Unused
3
Unused
4
Receive Data (RXD)
Out
5
Transmit Data (TXD)
In
6
Ground —
COM2 Port
A terminal device may be connected to the transceiver COM2 port (RJ-45) for payload data
connection.
COM2 Port (DCE)
(viewed from the outside of the radio)
Pin
Functions
COM2 Port (DCE)
1
Unused
2
Data Carrier Detect (DCD)
Out
3
Data Terminal Ready (DTR) In
4
Signal Ground (GND)
—
5
Receive Data (RXD)
Out
6
Transmit Data (TXD)
In
7
Clear-to-Send (CTS)
Out
8
Request-to-Send (RTS)
In