hi sudhakar p,
regarding to your question "and also when i program through P&E from which addree it will start writing on internal flash is depend on linker file?"
yes you are correct. the code start allocation address is decided by linker file.
actually linker file is for how the program data/code allocation in whole memory.
sure you can relocate memory with #pragma in code. if you have interest on this topic, please see this document
Relocating Code and Data Using the KDS GCC Linker File for Kinetis
Best regards
Zhang Jun
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