System Description

System Description and Installation Manual for MXS ICD10004-01
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4. Flight ID Response Message: Type 0x82
The Flight ID Response Message is sent in response to a Flight ID Message (0x02) or to a Data Request Message (0x05)
that specifies a Requested Message Type of 0x82. This message contains the Flight ID, stored in volatile memory from
the last valid Flight ID Message; if a Flight ID Message has not been received for 10 seconds, then all fields in this
message are set to all ZEROs (0x00).
NOTE: The format of the payload of the Flight ID Response Message is exactly the same as that of
the Flight ID Message.
Table 0-3133 Flight ID Response Message Payload Structure Overview
Payload Index Message Field Number bytes
00
Flight ID
8
08
Reserved
4
The data elements of the Flight ID Response Message, found in Table 0-31Table 6-33, are defined exactly as in the Flight
ID Message. Table 0-7Table 6-7 and Table 0-8Table 6-8 provide the definitions for these data elements. Table 0-32Table
6-34 shows an example of a valid and complete Flight ID Response Message with the same data as the Flight ID Message
example from Table 0-9Table 6-9. (Only the Message Type and Checksum differ).
Table 0-3234 Flight ID Response Message Example Data
Message Field Byte Values (original) Byte Message Content (Hex)
Start Byte
AA [ AA ]
Message Type
0x82 Flight ID Response Message [ 82 ]
Message ID
An arbitrary number between 0 and 255 (inclusive) that uniquely identifies the message. [ 02 ]
Payload Length
12 [ 0C ]
PAYLO
AD
Flight ID
Flight ID = N 2 5 6 7 G A [ 4E 32 35 36 37 47 41 20 ]
Reserved
[ 00 00 00 00 ]
Checksum
8-bit arithmetic sum of message from Start Byte to last byte of the Payload Data. [ 04]