Serial Port Connection
The RS-232 serial port is exposed through the I/O connector and available on the PL-
101 module. By default, the serial port settings are set as follows:
Port definition
Setting
Baud Rate
115200
Data Bits
8
Parity
None
Stop Bits
1
Flow Control
None
RS-232 Hardware Configuration
These port settings can be changed through the GUI by configuring the “RS232 Stream
Settings” in the Setup Control panel. Refer to the on-line help for details.
BOA Spot I/O M12-12 Connector
Pin
Name
Color
9
RS232 RX
Red
2
GND
Blue
8
RS232 TX
Gray
1,4,7
Not required
Electrically, three (3) signals are required to make a serial port connection between
BOA Spot and another device as shown below. RS232 is a “point-to-point” connection,
so the Receive and Transmit lines must be crossed in the cable.
3
rd
Party DSUB-9 Connector
Pin
Name
3
TX
5
GND
2
RX
1,4,6,7,8,9
Not required
Note: It is important to establish a common ground between BOA Spot and the
connecting 3
rd
party device.
32
Version 1.2; 2017-11-20
BOA Spot ID Quick Start
