usaf academy’s falconsat-2 program “learning space by doing space” c2c eric hutcheson
DESCRIPTION
Data Handling. USAF Academy’s FalconSAT-2 Program “Learning Space by Doing Space” C2C Eric Hutcheson Information Management NCO CS-25 "Redeye". Introduction. FalconSat I Subsystem failure FalconSat II Designed for greater autonomy. FalconSat I. Overview. Hardware Operating System - PowerPoint PPT PresentationTRANSCRIPT
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Space Grant Symposium, Apr 2002 1
USAF Academy’s FalconSAT-2 Program“Learning Space by Doing Space”
C2C Eric HutchesonInformation Management NCO
CS-25 "Redeye"
Data Handling
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Space Grant Symposium, Apr 2002 2
Introduction
FalconSat I Subsystem failure
FalconSat II Designed for greater autonomy
FalconSat I
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Space Grant Symposium, Apr 2002 3
Overview
Hardware Operating System Software Tasks
Payload, Telemetry, Orbit, Download
Task Control Conclusion
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Space Grant Symposium, Apr 2002 4
Hardware
Designed by Surrey Power System Intel StrongARM 1100
processor
Computerized Automotive Network (CAN) bus
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Space Grant Symposium, Apr 2002 5
Operating System
BZL Cooperative multitasking
3 Part Task Design Create Process Finalize
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Space Grant Symposium, Apr 2002 6
Software Tasks - Payload
Miniature Electrostatic Analyzer (MESA)
Smart Data Collection Fast/Slow/Test modes
Record and store Payload data
MESA
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Space Grant Symposium, Apr 2002 7
Software Tasks - Telemetry
Housekeeping Commissioning mode
56 channels Normal operations
3 channels
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Space Grant Symposium, Apr 2002 8
Software Tasks - Orbit
Two line element set NORAD
Predict start LOS, end LOS, start MESA, and end MESA
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Space Grant Symposium, Apr 2002 9
Software Tasks - Download
Simplest Task Memory Management 32 bit pointers
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Space Grant Symposium, Apr 2002 10
Task Control
Integration of Tasks Satellite commissioning Health Testing
Safe power down conditions
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Space Grant Symposium, Apr 2002 11
Conclusion
Operational Autonomy Efficient Communications Robust Software
Back door capabilities Launch date
16 Jan 2003 STS-114