Hello Luis,
The MCUXpresso Config Tools includes peripheral tools , which can configure peripherals to
generates initialization code ,also can configure the interrupt.

About how to use it ,please have a look
at “MCUXpresso_IDE_User_Guide.pdf ”->11. MCUXpresso Config Tools
and "MCUXpresso_IDE_ConfigTools_User_Manual.pdf" .
Which chip do you used ? Now the peripheral tool just support parts of our product :
The other chips will be added next release version.
Hope it helps
Alice