Data
Micro-Talkto
SeaTalkng®
SeaTalkng®to
Micro-Talk
Speed
(1)
or
(2)
Temperature
(1)
or
(2)
Heading
(1)
or
(2)
GPS
(2)
Time&Date
(2)
Navigationdata
(2)
Note:
•
(1)
RequiresT121Wirelesshulltransmitter.
•
(2)
RequiresT122NMEA0183wirelessinterface.
Multipledatasources(MDS)
TheMicro-T alkgatewayisMDScompliant.Ifadata
typeisavailableontheMicronetnetworkthenthe
gatewaywillbeselectableasadatasource,forthat
datatype,fromSeaT alkng®displays.
Ininstallationswheremultiplesourcesofthesame
datatypeexistontheMicronetnetwork,thedata
sourcethatisusedbythegatewayandtransmittedon
toSeaT alkng®willbethesamedatasourcethatis
displayedonMicronetdisplays.
Ininstallationswherethesamedatatypesexistonboth
networksthentheMDSselecteddatasourcewillbe
shownondisplaysonbothnetworks.
IfMDSissettoAutothenthegatewaywillbethe
preferreddatasource.
SeaTalkng®
SeaTalkng®(NextGeneration)isanenhancedprotocol
forconnectionofcompatiblemarineinstrumentsand
equipment.ItreplacestheolderSeaTalkandSeaT alk2
protocols.
SeaTalkng®utilizesasinglebackbonetowhich
compatibleequipmentconnectusingaspur.Dataand
powerarecarriedwithinthebackbone.Devicesthat
havealowdrawcanbepoweredfromthenetwork,
althoughhighcurrentequipmentwillneedtohavea
separatepowerconnection.
SeaTalkng®isaproprietaryextensiontoNMEA2000
andtheprovenCANbustechnology.Compatible
NMEA2000andSeaT alkandSeaTalk2devicescan
alsobeconnectedusingtheappropriateinterfacesor
adaptorcablesasrequired.
Micronet
MicronetisaproprietarywirelessRadioFrequency(RF)
networkprotocolcompatiblewithRaymarine’swireless
rangeofinstrumentdisplaysandtransducers.
Micronetcanbeusedtoconnectupto32compatible
devicestogethertocreateawirelessmarineelectronics
network.Micronetproductscanoperateon1of2
frequenciesdependingongeographiclocation:
•869.8MHzforproductsoperatingintheUK,Europe
orAfrica
•915.9MHzforproductsoperatingintheUSA,
Canada,SouthAmericaandAustralia
MicronetproductscomplywiththerelevantISM
regulationsandareexemptfromlicensingineachof
theseterritories.
2.3Networkingrestrictions
Toensurereliablesystemoperation,certainrestrictions
mustbeadheredtowhenusingtheMicro-Talkgateway.
•Wirelessinterface(NMEA0183)Whenthe
Micro-TalkgatewayisusedinaMicronetnetworkthat
hasaWirelessinterface(T122)present,toprevent
datalooping,youmustensurethattheWireless
interface’sNMEA0183input/outputconnectionsare
NOTconnectedtoanMFDoranNMEA0183to
SeaTalkng®converterthatisconnectedtothesame
networkasthegateway.
•MultipleMicro-TalkgatewaysItisrecommended
thatonly1Micro-Talkgatewayisusedper
SeaTalkng®network.Afterpoweringupifagateway
detectsanothergatewayitwillshutitselfdown.Itis
recommendedthatonly1Micro-T alkgatewayisused
perMicronetnetwork.BridgingmultipleSeaT alkng®
networksusingMicronetisNOTrecommended.
•DatadampingTheMicronetprotocolapplies
dampingtodataatsourcesothatthedatatransmitted
onthenetworkismorestable/consistent.On
SeaTalkng®networksthedataisdampedbythe
displays.Thereisthereforariskthatdatacanbe
doubledamped,onceatsourceonMicronetand
thenagainbytheSeaT alkng®display.Tominimize
theeffectofdoubledamping,whenthegatewayis
poweredupitwillautomaticallysendamessagetoall
Micronetdisplaysandsettheirdampingtothelowest
level.ThismayresultinMicronetdisplaysshowing
rapidlychangingdata.
Note:Theremaybesmalldifferencesin
thedatashownonMicronetdisplaystothat
shownonSeaT alkng®displaysduetothe
effectsofdamping.Youcanmanuallyalterthe
dampingsettingsonyourdisplaystoprovide
amorestable/consistentreading.Damping
settingsonMicronetdisplaysareresetwhen
thesystemispowercycled.
Documentandproductinformation
11