PSP Stack Pointer, what memory address does it point to?

In the ARM Cortex M4, If the PSP stack pointer is configured, what address space does it point to? Is it the same address space as the MSP (main stack pointer)? Or do we create a new and separate stack...
PSP Stack Pointer, what memory address does it point to?

In the ARM Cortex M4, If the PSP stack pointer is configured, what address space does it point to? Is it the same address space as the MSP (main stack pointer)? Or do we create a new and separate stack...
Does C51 support Extend Stack(stack located in external memory)

I'v got a 8051 that has a extend stack pointer in sfrs(named ESP), and the stack can be located in extern memory(xdata). The new ESP sfr has 4bits, so with the old sp this 8051 gets a 12bit stack pointer...
Does C51 support Extend Stack(stack located in external memory)

I'v got a 8051 that has a extend stack pointer in sfrs(named ESP), and the stack can be located in extern memory(xdata). The new ESP sfr has 4bits, so with the old sp this 8051 gets a 12bit stack pointer...
Run stack from external Memory

Hello All I am working on a project using a STR912 ARM9 core microcontroller with 96k internal RAM. I also have a external RAM with 1MB. Since i begin to run low on internal RAM, i want to transfer...