System Description

SystemDescriptionandInstallationManualforRangeFinder ICD1000001
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8.5.3 Operational
TheOperationalUseCasedescribesaprocessthatwillinitiateRangeFinderfunctionalityfollowingpoweronandassumestheInstallationData
waspreviouslyloaded.
TheprocessandcommandsequencesfortheOperationalUseCaseisoutlinedinthefollowingsteps.
1. LoadFlightIDconstru ct andsendFlightIDMessage.
2.
ReceiveanddecodeAcknowledgeMess age(ACK )
3. ReceiveanddecodeFlightIDResponseMessage
4. ConstructandsendOperatingMessage (ContinuetoconstructandsendOperatingMessageat15Hz
16
)
5. ReceiveanddecodeAcknowledgeMessage(ACK)
6. Ifspecifiedbytheinstallationmessage,constructandsendGPSNavigationDataMessage(ContinuetoconstructandsendGPSData
Messageat15Hz
17
)
7. ReceiveanddecodeAcknowledgeMessage(ACK)
8. SendTargetRequestMessage.
9. ReceiveanddecodeAcknowledgeMessage(ACK)
10. Receiveanddecode ADSBInReportMessages
11. Repeatseveraltimes:
a. ConstructandsendInterrogationCommand
b. ReceiveanddecodeAcknowledgeMessage(ACK)
c. ReceiveanddecodeInterrogation
ResponseMessage
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16
TheHostComputershouldcontinuetoupdatetheOperatingMessageatthespecifiedratethroughoutthedurationoftheflight
17
Typically,atthenominalupdaterateprovidedbytheGPShardware.Messageupdatesshouldbecontinuedthroughoutthedurationoftheflight