I want someone to help me from where i can study the firmware part. Also the sample code with explanation a simple code to just display the charecters to lcd would be enough. Also i am going to wright the linux drivers for the same functionalities which i would be exporting.
To the OP:
Sample Code Bundle for LPC213x/LPC214x Peripherals using Keil's µVision (Dec 18, 2008)
ics.nxp.com/.../code.bundle.lpc213x.lpc214x.uvision.zip