Add missing functions and functionality for digitalPinToPort()#7

Merged

jgfoster merged 4 commits intocptr450from

digitalPinToPort-cptr450

Nov 9, 2020

Commits on Nov 6, 2020

Possible fix for #193
James Foster
committed

Commits on Nov 8, 2020

Limit mock to AVR.
James Foster
committed
Update tests to only test for AVR.
James Foster
committed

Commits on Nov 9, 2020

Merge branch 'cptr450' into digitalPinToPort-cptr450
James Foster
authored