Command and Data Handling Subsystem

Function

Executes Real-time Hardware Commands, Provides for S/C Command Measurement Interfaces, Provides for On-board Processing, Provides for Engineering and Science Data Storage Playback

Design Features

• 1750A Processors for SCP and EDF, 8086 Processor for PDS
• SCP RAM Increased to 128K
• 20 K PROM for Safe Mode
• 4 - .75 Gb Solid State Recorders Based on Clementine Design to Save Mass
• Extensive Reuse of Mars Observer Spares

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Flight Software Subsystem

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