In my case, I have gone through a g-code that is readable by my machine,
found post-processor that's output is similar to what is needed, and refine it in NC post-processor application till you are satisfied with the results.
You will not succeed if you only have an anti-advertising of cam product called expert machinist. Not only it extremely being extremely unstable, and limited in functions - it doesn't allow to select post-processor.
please visit this page - you will find their links to numerous postprocessors, something will fit your needs.