[aprssig] NMEA VDM and VDO sentences

Darryl Smith Darryl at radio-active.net.au
Wed Apr 6 18:16:32 EDT 2005

G'Day All

I want to send APRS data into a system that allows input of AIS (Automatic
Identification System) data from vessels. The software I believe uses the
!AIVDM and !AIVDO sentences. 

But I cannot find any documentation on the format of these messages. Can
anyone help?


Darryl Smith, VK2TDS   POBox 169 Ingleburn NSW 2565 Australia
Mobile Number 0412 929 634 [+61 4 12 929 634 Int] - 02 9618 6459
www.radio-active.net.au/blog/ - www.radio-active.net.au/web/tracking/

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