66AK2G12: is there any thing that i can use instead of ns() of tms320c6415

Part Number: 66AK2G12
Other Parts Discussed in Thread: TMS320C6415

Tool/software:

I'm migrating from tms320c6415 to 66ak2g12.

is there any function that i can use instead of ns() which is used in tms320c6415 ?