Ever the "XY Problem". 
And indeed, the answer is to use the simplest circuit which inverts, and change your code to do the inversion.
That is the whole point of using a microcomputer! It does the work for you! 
Ever the "XY Problem".
And indeed, the answer is to use the simplest circuit which inverts, and change your code to do the inversion.
That is the whole point of using a microcomputer! It does the work for you!