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Cooper Bussmann 615M-1 Cellular Data Modem and IP Router Series Manual
Rev Version 1.0
1.9 RS-232 Serial Port Integration Parameters
Table 7 provides the serial cable design information to integrate the 615M-1 modem into your system. Table 8
provides the default RS-232 communication parameters. This modem can be connected to a PC with a straight-
through serial modem cable.
Male Female
Figure 5 DE-9 Connectors
Table 7 Standard RS-232 DE-9 Pin Out
Pin
Name
Direction
Description
1
CD
Output
Carrier Detect
2
RX
Output
Receive Data
3
TX
Input
Transmit Data
4
DTR
Input
Data Terminal Ready
5
GND
System Ground
6
DSR
Output
Data Set Ready
7
RTS
Input
Request to Send
8
CTS
Output
Clear to Send
9
RI
Output
Ring Indicator
NOTE Port is a DCE.
Table 8 Default RS-232 Communication Parameters
Bits Per Second
115,200
Data Bits
8
Parity
None
Stop Bits
1
Flow Control
None
