Hello Shaunak,
You can find an application note for the LPC2xxx using I2C in the following link:
http://www.nxp.com/documents/technical_note/TN06005_LPC2000_I2C.pdf
Have a great day,
Jaime
-----------------------------------------------------------------------------------------------------------------------
Note: If this post answers your question, please click the Correct Answer button. Thank you!
-----------------------------------------------------------------------------------------------------------------------