reserver version bits in frame flags

microsoft / jacdac

Device and service catalogs for Jacdac.

https://aka.ms/jacdac

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Closed pelikhan closed 3 years ago

tballmsft commented 3 years ago

highest-bit set signifies that this frame has a new version (and should be dropped by older firmware) - just future proofing so that new JACDAC (V2) doesn't break V1.