Exclude internal files from the doxygen.

Author: suikan4github

Doxyfile

@@ -1037,7 +1037,10 @@ RECURSIVE              = YES
 # Note that relative paths are relative to the directory from which doxygen is
 # run.
 
-EXCLUDE                = src/sdk/scripts
+EXCLUDE                =    src/sdk/scripts \
+                            src/sdk/mocksdkwrapper.hpp \
+                            src/sdk/pico_sdk_headers.h \
+                            src/sdk/pico_api_alternate_defs.hpp	
 
 # The EXCLUDE_SYMLINKS tag can be used to select whether or not files or
 # directories that are symbolic links (a Unix file system feature) are excluded