Knowledge / Technical topic

CCSDS/telemetry formats

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Self-directed study

CCSDS packet and frame standards used for spacecraft telemetry.

Practice in the Flight Lab: Build a Space Packet · Decode the downlink · Gaps and bad CRCs

Subareas

Space Packet primary header (version, type, APID, sequence flags/count, length)Idle packets & segmentationTM transfer frames, virtual channels, frame countersFirst Header Pointer & OCF/CLCWFrame Error Control (CRC-16)AOS frames & M_PDU multiplexing

What to learn

  • Read 133 (Space Packet)
  • Read 132 (TM frames)
  • Read 232 COP-1 sections
  • Skim 732 (AOS)

Resources

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