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PA — Preamble: 4 or more symbols of Idle.
SD — Starting Delimiter: The symbols 'J' and 'K'.
FC — Frame Control: 2 symbols describing what the INFO field will be.
DA — Destination Address: 12 symbols indicating who the recipient of the frame will be.
SA — Source Address: 12 symbols indicating who sourced the frame.
INFO — Information Field: 0 to 4478 bytes of information.
FCS — Frame Check Sequence: 8 symbols of Cyclic Redundancy Check.
ED — Ending Delimiter: a 'T' symbol.
FS — End of Frame Sequence: 3 indicator symbols.