Hi v.a. kulkarni,
About this question, please refer to the dual core application for LPC54xx series and the according sample code at first.
http://cache.nxp.com/docs/en/application-note/AN11609.zip?fsrch=1&sr=1&pageNum=1
Then do the modification again.
If you still have question, please let me know.
Have a great day,
Kerry
-----------------------------------------------------------------------------------------------------------------------
Note: If this post answers your question, please click the Correct Answer button. Thank you!
-----------------------------------------------------------------------------------------------------------------------