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ZVere's avatar
ZVere
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4 years ago

Measure time in NIOS application

Hello, I used the following code to measure 1usec in baremetal NIOS application. PERF_RESET (NIOS_PERFORMANCE_COUNTER_BASE); PERF_START_MEASURING (NIOS_PERFORMANCE_COUNTER_BASE); PERF_BEGIN (N...
ZVere's avatar
ZVere
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4 years ago

Hello,

I'm aware the time is measured in clocks.

After converting clocks to usec, the measured time is ~2usec.

But the delay is exactly 1usec ( usleep(1) )

Is there an alternative for measuring the clock cycles ?

Thank you,

Zvika