(UNTESTED) bug fix! don't enable encoder interrupts until after testing checksum, else encoder might fire and save a bad position with a good checksum.
(UNTESTED) bug fix! don't enable encoder interrupts until after testing checksum, else encoder might fire and save a bad position with a good checksum.

kylemcdonald/Highsight,kylemcdonald/Highsight,kylemcdonald/Highsight