Simrad SU90 - Specification of NMEA Telegrams

Telegramformats
4c—c:Datasentenceblock.Thisisaseriesofdataeldscontainingallthedata
tobetransmitted.ThedataeldsentenceisxedandidentiedbytheSentence
formatterintheaddresseld.Dataeldsmaybeofvariablelengths,andtheyare
precededbytheFielddelimiter.
5“*”:Checksumdelimiter(Hex:2A).Thisdelimiterfollowsthelasteldofthe
sentence,andindicatesthatthefollowingtwoalphanumericalcharacterscontain
thechecksum.
6hh:Checksum
7<CR><LF>:Terminatessentence
Proprietarytelegrams
InsomeproprietarytelegramsreceivedfromotherKongsbergMaritimeequipment,the$
characterisreplacedbythe@character.Thechecksumeldmaythennotbeinuse.
SpecicationofNMEAtelegrams
AllstandardNMEAtelegramssupportedbytheSU90arespeciedhere.The
informationisextractedfromtheoriginalNMEAspecications.Ifadditionaldetails
abouttheindividualtelegramformatsarerequired,seetheoriginalsourcele.
Topics
•DBSDepthbelowsurfaceonpage234
•DBTDepthbelowtransduceronpage234
•DPTDepthonpage234
•GGAGlobalpositioningsystemxdataonpage235
•GLLGeographicalpositionlatitude/longitudeonpage235
•HDGHeading,deviationandvariationonpage236
•HDMHeading,magneticonpage237
•HDTHeading,trueonpage237
•MWDWinddirectionandspeedonpage237
•MWVWindspeedandangleonpage238
•RMCRecommendedminimumspecicGNSSdataonpage238
•VBWDualgroundandwaterspeedonpage238
•VHWWaterspeedandheadingonpage239
•VTGCourseoverground&groundspeedonpage240
•VWRRelative(apparent)windspeedandangleonpage240
•ZDATimeanddateonpage240
381293/A
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