The scatter-loading mechanism provides a method for specifying
the placement of code and statically allocated data in your image.
The application stack and heap are set up during C library initialization.
You can tailor stack and heap placement by using the specially named
ARM_LIB_STACKHEAP execution regions. Alternatively
you can re-implement the
if you are not using a scatter-loading description file.
Using ARM C and C++ Libraries and Floating Point Support: