
Gaia
GAIA.ASU.SP.ESM.00007
Issue 2.00
Page 60 of 79
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GAIA.ASU.SP.ESM.00007 (Avionics SCOE Req Iss 2).doc
AVI-2021/CREATED/T
In the remote closed-loop session, the C&C shall not allow adaptation of any Spacecraft Interface
Parameter under direct control of the RTS (as defined during initialisation of the RTS Interface - see
Section 3.9.1).
AVI-2076/CREATED/T
Parameter adaptation shall be user-definable as follows:
• One-shot (for a single acquisition).
• Timed (for a fixed number of acquisitions).
• Lock (freeze at current value).
• Unlock
• Ramp (with user-defined start/stop and step values).
• Simulate (by explicit values from a user-defined file).
AVI-2035/CREATED/T
It shall be possible to read the current value of any Spacecraft Interface Parameter.
AVI-2036/CREATED/T
It shall be possible to adapt the Data Logging schedule for all Parameters defined.
AVI-2037/CREATED/T
The logging process command shall be user-defined as follows:
• One-shot (report value on next acquisition)
• Periodical (logged repetitively at the nominal acquisition rate).
• Location (to local log file and/or to local MMI display and/or to CCS).
• Disable (data logging for the parameter defined)
• Enable (data logging for the parameter defined)
AVI-2051/CREATED/A,R
Where appropriate, commands shall reference Spacecraft Interface Parameters by their Symbolic
Name.
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