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7.5 Command and Data Handling Subsystem

Most of the C&DH hardware is located in the main bus structure of the SOM. It is an integrated C&DH subsystem which controls and monitors the entire spacecraft. The WISP has a separate C&DH subsystem. Table 9 summarizes the system.


  
Table 9: Command and Data Handling Summary
Architecture Integrated; Bus
On-Board Computer 3.05 MIPS, 24 megabits of memory
Recorder 2 1-Gigabit solid-state recorders
WISP Architecture Single Unit Point-to-Point


  
Figure 7: Command and Data Handling Architecture (Note: This is a graphic from a previous report; details may be wrong.)
\includegraphics[height=6in]{c+dh.eps}