Instruction Manual

DESCRIPTION 2-24
MCC-545C PACKET DATA RADIO
12/2000
MCC PART NO. 14001352-01
3.2.2.4.1 Operator Port
The Operator Port is normally connected to a local operator terminal. Use a standard RS-232
cable with a 9-pin male D connector.
OPERATOR PORT – 9S
Pin Signal
1CD
(tied to pins 4 and 6)
2Tx Data
(from MCC-545C)
3Rx Data
(to MCC-545C)
4DTR
(tied to pins 1 and 6)
5 Ground
6DSR
(tied to pins 1 and 4)
7RTS
(tied to pin 8)
8CTS
(tied to pin 7)
9 Not Used
I/O Port
(44 Pin)
Data I/O Port
(25 Pin)
Aux Port
(9 Pin)
Data Port
(9 Pin)
Operator Port
(9 Pin)