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Altera_Forum's avatar
Altera_Forum
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15 years ago

frequency the Nios II processor can support is roughtly from 20 to 120MHz

I changed the frequency dyanmically. The Nios II seems not to work beyond this frequency range. Does anyone know the real number?:D
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

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This is a function of your device (series & speed grade) and what processor you are using. These benchmarks seem accurate for the Cyclone II and Stratix III in my experience.

http://www.altera.com/literature/ds/ds_nios2_perf.pdf

What device & sopc configuration are you running?

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Thanks for you reply . I use Nios II f processor in the Cyclone III on the NEEK. :-P