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Asifa's avatar
Asifa
Icon for New Contributor rankNew Contributor
11 months ago

NIOS ii/e clock frequency differ from real-time running frequency.

I have created a Qsys circuit using Nios II/e, with a clock frequency of 50 MHz. Other peripherals are also connected, as shown in the attached photo. I wrote a program in Eclipse, and when I checked...
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sstrell's avatar
sstrell
Icon for Super Contributor rankSuper Contributor
11 months ago

What are you using as your reference clock source? Just because you specify a 50 MHz clock in Quartus doesn't mean it will work correctly unless you actually apply a 50 MHz clock. Where are you specifying the time? Do you mean your timing constraints (.sdc)? More detail needed.