I been struggling with NVIC, why it is used? and how it is used?
In my project I'm using
These are all defined in the
system.c can anyone explain me why these are used what the use perticular commands. Please mention any good matrial that I can reffer.
NVIC is a Nested Vectored Interrupt Controller (similar to PIC on x86 PC).
You can get more info on ARM website http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dai0179b/ar01s01s01.html and also in specific chip datasheets and ARM manuals for the sub-architecture.