Page 16© 2011 Active Research Limited
Conguration of AIS
Figure 11 – AIS Conguration with 38400 Baud Rate
Setting up the Hardware for AIS
Control Centre, supplied on the CD (or available for
download from Actisense website), allows a quick set-up
forAISusingthecongurationleincluded.
From the menu select ‘File → Load Conguration File’
and select “NDC-4 cong for AIS.ini”lefromthe
install directory. Read the pop up and click ‘OK’.
This will change the settings for OPTO IN 2. The
congurationtabwillset38400Baud(AISrequiresNMEA
0183 HS).The Inclusion List is setto blockallAIS data
from being sentto ISO OUT 1 whichis typically kept at
4800 Baud. Filtering does not affect the USB/RS232 port,
alltheAISsentenceswillstillbeoutputtedonthisport.
Note: The use of AIS at Baud rates lower than 38400
cannotberecommendedasthiscouldcauserandomAIS
targetdatatobelostinareasofhightargetdensity.
ToenablethesesettingsontheNDC-4clickonthe‘Send
to Hardware’buttononBOTH the ‘Port Conguration’
and ‘Inclusion List’tabs.
TheAIS device should then be connected to the NDC’s
‘OPTO IN 2’ as shown in ‘Figure 21’, with any other
talkers connected as required. The device for receiving
theAISdata(chart-plotterorPC)shouldbeconnectedto
‘ISO OUT 0’, or the USB port.
Theremainingportscanbere-conguredbytheuseras
neededusingControlCentre.Referto“UsingNDCControl
Centre”onpage16ofthe“Fullusermanual”availableon
the CD and from www.actisense.com for full detailed
information on how to use Control Centre.
4800 Baud
NMEA DATA COMBINER
99999
NDC-4-A-USB
38400 Baud
4800 Baud
4800 Baud
38400 Baud
Chart
Plotter
NMEA
Talker 3
+
G
AIS
Talker
A
B
NMEA
Talker 4
+
-
NMEA
Talker 1
A
38400 Baud
B
A
B
A
B
In Out
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