add following path configurations in platform.ini.
build_src_filter =
+<>
+<Src/.c>
build_flags =
-IInc
-DHSE_VALUE=25000000
add following path configurations in platform.ini.
build_src_filter =
+<>
+<Src/.c>
build_flags =
-IInc
-DHSE_VALUE=25000000