101 lines
2.7 KiB
TOML
101 lines
2.7 KiB
TOML
# Consultative Committee for Space Data Systems (CCSDS) Space Packet Defenition
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# Primary Header + Raw Payload
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# Ref: https://public.ccsds.org/Pubs/133x0b2e1.pdfa
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#
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# Example Packet:
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# [0xe0, 0xa1, 0xc0, 0x00, 0x00, 0x05, 0x01, 0x02, 0x03, 0x04, 0x05]
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# CCSDS packet w/ primary header + payload
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[[formats]]
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name = "ccsds"
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bit_flip = false
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[[formats.fields]]
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name = "Version Number"
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bit_flip = true
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field_type = {type = "UInt", bit_width = 3, endianness = "BigEndian"}
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[[formats.fields]]
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name = "Packet Type"
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bit_flip = true
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field_type = {type = "UInt", bit_width = 1, endianness = "BigEndian"}
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[[formats.fields]]
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name = "Secondary Header Flag"
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bit_flip = true
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field_type = {type = "UInt", bit_width = 1, endianness = "BigEndian"}
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[[formats.fields]]
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name = "APID"
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bit_flip = true
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print_type = {print = "Base", base = 16}
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field_type = {type = "UInt", bit_width = 11, endianness = "BigEndian"}
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[[formats.fields]]
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name = "Sequence Flags"
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bit_flip = true
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field_type = {type = "UInt", bit_width = 2, endianness = "BigEndian"}
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[[formats.fields]]
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name = "Packet Sequence Count"
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bit_flip = true
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field_type = {type = "UInt", bit_width = 14, endianness = "BigEndian"}
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[[formats.fields]]
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name = "Data Length"
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field_type = {type = "UInt", bit_width = 16, endianness = "BigEndian"}
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[[formats.fields]]
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name = "Data"
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# Allow payloads up to the max size that can be specfied in "Data Length"
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field_type = {type = "Bytes", max_len = 65535, endianness = "BigEndian"}
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# CCSDS packet w/ primary header + secondary header + payload
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[[formats]]
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name = "ccsds_sec"
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bit_flip = false
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[[formats.fields]]
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name = "Version Number"
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bit_flip = true
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field_type = {type = "UInt", bit_width = 3, endianness = "BigEndian"}
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[[formats.fields]]
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name = "Packet Type"
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bit_flip = true
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field_type = {type = "UInt", bit_width = 1, endianness = "BigEndian"}
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[[formats.fields]]
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name = "Secondary Header Flag"
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bit_flip = true
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field_type = {type = "UInt", bit_width = 1, endianness = "BigEndian"}
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[[formats.fields]]
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name = "APID"
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bit_flip = true
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print_type = {print = "Base", base = 16}
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field_type = {type = "UInt", bit_width = 11, endianness = "BigEndian"}
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[[formats.fields]]
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name = "Sequence Flags"
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bit_flip = true
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field_type = {type = "UInt", bit_width = 2, endianness = "BigEndian"}
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[[formats.fields]]
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name = "Packet Sequence Count"
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bit_flip = true
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field_type = {type = "UInt", bit_width = 14, endianness = "BigEndian"}
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[[formats.fields]]
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name = "Data Length"
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field_type = {type = "UInt", bit_width = 16, endianness = "BigEndian"}
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[[formats.fields]]
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name = "Secondary header"
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field_type = {type = "Bytes", max_len = 8, endianness = "BigEndian"}
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[[formats.fields]]
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name = "data"
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# allow payloads up to the max size that can be specfied in "data length"
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field_type = {type = "Bytes", max_len = 65535, endianness = "BigEndian"}
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