B-4
Connector Pin Assignments
SERIAL INTERFACE CONNECTORS
Pin assignments for the serial interface port connector are listed in Table-B-4.
Table-B-4 RS-232C Serial Port Connector Pin Assignments
Pin
Signal
1
DCD
2
Serial In#
3
Serial Out#
4
DTR#
5
Ground
6
DSR
7
RTS
8
CTS
9
RI
Description
Carrier detect
Receive data
Transmit data
Data terminal ready
Signal ground
Data set ready
Request to send
Clear to send
Ring indicator