System Description

SystemDescriptionandInstallationManualforRangeFinder ICD1000001
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InterrogationAmplitude
ByteOffset ByteName FieldDescription
01 AMPL0 ByteValue DecimalAmplitude
0x09
0x0A
0x0B
0x0C
0x0D
0x36
0x37
0x38‐0xFF
9dBm
10dBm
11dBm
12dBm
13dBm
54dBm
55dBm
NotAllowed
ValueofAmplitude.
AntennaSelect
ByteOffset ByteName FieldDescription
02 ANT0 BitPosition AntennaSelect
0x00
0x01
0x02
Installedantenna.(Bottom,ifbothareinstalled.)
Bottom
Top(NotavailableforRangeFinder)
ICAOAddress
ByteOffset Byte
Name
FieldDescription
03 ICAO0 ICAO0 ICAO1 ICAO2 ICAOAddress
04 ICAO1 0x1C
0x2A
0xA6
0x35
0xB2
0x6A
1CA6B2
2A356A
05 ICAO2
ParticipantAddressBytes
Set24bitICAOAddress.Upto6hexcharacterscanbeenteredbytheuser.Thisnumberisissuedtotheaircraft
bytheregistrationauthorityfortheaircraft.Ifassignedasoctalnumbersyouwillneedtoconvertto
hexadecimal.
8.3.10 WhisperShoutInterrogationCommandMessage:Type0xB0
The Whisper Shout Interrogation Command is a message from Host Computer to the Range Finder, sent to
startaWhisperShoutinterrogationsequence.Thepayloadcontainsfivebytes.Thefirstbytecommandsthe
interrogationtostop,orsetsthetypeofinterrogation.TheRangeFinderwillrespondwithanACK,indicating
whether or not the Whisper Shout interrogation command will be executed (commands sent before the
previousinterrogationcompleteswillnotbeexecuted).Ifthecommandis executed, rangewill be calculated
from the responses, and the target replies and ranges will be output in the appropriate Interrogation
Responsemessage.
Note
that all but the last Range Finder WhisperShout interrogations must be between 9 dBm and 55 dBm,
inclusive.Thelastinterrogationmustbebetween1and55dBm,inclusive.