Hello,

We have received a question on ARM Facebook I think this group could answer.

Is there any ARM Cortex-M microcontroller simulator available for free?

The poster seemed most interested about Proteus Virtual System Modelling I believe.

I tried to use FFT functions in a project and included the header file required for CMSIS library, arm_math.h.

But I found one issue.

Including “arm_math.h” in a project disables systick function which is used as timer event implementing source for the…