Critical Section

These functions can be used to guard regions of the code that can not be interrupted by
the OS.

nrk_int_disable

void nrk_int_disable()

Parameters: none
Return Values: none

This function disables global interrupts. Only use this function if you know what you
are doing! This will stop the OS timer tick and hence can be used to guard critical
sections.

nrk_int_enable

void nrk_int_enable()

Parameters: none
Return Values: none

This function enables global interrupts.

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