Hello David,
The version of CWS12V5.1 is CW IDE 5.9.0 (they are the same one IDE):

And in this IDE, you can create project about MC9S12DG256

after finish, you can find the project :

Hope it hleps
Have a great day,
Alice
-----------------------------------------------------------------------------------------------------------------------
Note: If this post answers your question, please click the Correct Answer button. Thank you!
-----------------------------------------------------------------------------------------------------------------------