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Altera_Forum
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14 years ago

Strange Nios latency

I have SOPC Nios system with onchip_mem. Program (resides in onchip_mem) works very slowly. In SignalTab I see strange Nios latency. Time between two simple writes is 48 Nios clock cycles! Wh...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Found ! Nios adds 8 cycles to every instruction when you run in debug mode. I compiled program as Release and Run program. In Signal Tab see 2 cycles for IOWR.

Thanks all ! ;)