complete pin abstraction

circuit/README.md

...ed/atsams70-tinyrouter/.vs/atsams70-tinyrouter/v14/.atsuo

...yrouter/atsams70-tinyrouter/Debug/atsams70-tinyrouter.bin

...-tinyrouter/Debug/src/ASF/common/boards/user_board/init.o

...outer/Debug/src/ASF/common/services/clock/sams70/sysclk.o

...atsams70-tinyrouter/Debug/src/ASF/sam/drivers/pmc/sleep.o

.../atsams70-tinyrouter/atsams70-tinyrouter/Debug/src/main.o

...d/atsams70-tinyrouter/atsams70-tinyrouter/Debug/src/pin.o

...70-tinyrouter/atsams70-tinyrouter/src/config/conf_board.h

embedded/atsams70-tinyrouter/atsams70-tinyrouter/src/main.c

embedded/atsams70-tinyrouter/atsams70-tinyrouter/src/pin.c

embedded/atsams70-tinyrouter/atsams70-tinyrouter/src/pin.h