NMEA Conversion Gateway - NGW-1
Connnecting to a PC/laptop
The diagram and table below illustrate how to connect the loose wires from any ISO variant NGW-1 to
a serial cable (DB9F). If the PC/laptop does not have a serial port, a USB-serial converter will also be
needed.
Connnecting to NMEA 0183 Devices
The diagram and table below illustrate how to connect the loose wires from any ISO variant NGW-1 to the
TX/RX terminals of any NMEA 0183 Talker/Listener.
NGW-1
Do not connect
NMEA
Listener/In
NMEA
Talker/Out
B/-
A/+
B/-
A/+
GND
TX
GND
RX
/
/
/
/
NMEA 0183 DEVICE
Arrows indicate direction of data flow
Wire Colour
Label
Connnects To
Black
IN B / -
Talker OUT B / - / GND
Red
IN A / +
Talker OUT A / + / Data
Blue
OUT B / -
Listener OUT B / - /
GND
White
OUT A / +
Listener OUT A / + /
Data
Shield /
Screen
ISO GND
Not Connected
COMPUTER
NGW-1
Do not
connect
PC 9 PIN
RS232 Port
RX
Pin 2
GND
Pin 5
TX
Pin 3
Arrows indicate
direction of data flow
Wire Colour
Label
Connnects To
Black
IN B / -
GND (Pin 5)
Red
IN A / +
TX (Pin 3)
Blue
OUT B / -
GND (Pin 5)
White
OUT A / +
RX (Pin 2)
Shield /
Screen
ISO GND
Not Connected
