time()

This is the standard C library time() function from time.h.

The default implementation of this function uses semihosting.

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time_t time(time_t *timer);

The return value is an approximation of the current calendar time.

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The value -1 is returned if the calendar time is not available. If timer is not a NULL pointer, the return value is also stored in timer.

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Reference

Using ARM® C and C++ Libraries and Floating-Point Support:

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