
Gaia
GAIA.ASU.SP.ESM.00007
Issue 2.00
Page 32 of 79
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GAIA.ASU.SP.ESM.00007 (Avionics SCOE Req Iss 2).doc
3.6.4.1 PacketWire BUS Spy Extraction Tool
AVI-4078/CREATED/T
A tool shall be provided to allow data previously stored in PW BUS Spy files to be extracted to a file or
displayed in a viewer.
AVI-4079/CREATED/T
For file output, a file header shall be inserted giving the following information:
• File name from which the extraction is performed.
• Extraction date.
• The Extraction options selected.
AVI-4080/CREATED/T
The extraction tool shall allow data extraction by use of one or a combination of the following single or
multiple filters:
• Range [extract data between a specified datation range]
• Message [extract data between a range of specified messages]
• Symbolic Name [in accordance with the input files specified - see AVI-4102]
• Error [extract errors only]
• "RES" file dump.
AVI-4081/CREATED/T
The extraction tool shall provide data in the following format:
<number> <time> <BUS> <DATA> <status>
Where:
<number> - is the message number
<time> - is the datation of the data in IRIG-B format to 1us precision
<BUS> - is BUS[A] (nominal) or BUS[B] (redundant)
<DATA> - is the message Data
<status> - is the message status [OK] or [error message]
AVI-4135/CREATED/T
If the '"RES" file dump' filter option is selected (see AVI-4080), the requested data (by Symbolic
Name) shall be stored in a separate file using the "RES" file format, as defined in [AD01] Section 7.
AVI-4136/CREATED/T
In accordance with the "RES" file format, the data time stamps (relevant to each data extraction) shall
be added to the file as the first data parameter.
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