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Altera_Forum's avatar
Altera_Forum
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11 years ago

difference of nios II\e and nios II\f processor

Hi I am new to NIOS II processor.wants to know the main difference of NIOS II\e and NIOS II\f processor and i wants to update the processor from NIOS II\f to nios II\e. what will be the m...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

You will not see much of a difference if you are running simple programs like "hello world", LED blinking and stuff.

Before you port, you may need to understand what your application is trying to do and what it needs. This is because Nios II/e only support a subset of Nios II/f features. Nios II/e does not support hardware multiply/divide (may result in poor multiply/divide performance), MMU (not able to run linux) and etc.
AGutm1's avatar
AGutm1
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6 years ago

Further to the last question i would like to ask what is the difference between compiling to Nios ii e and f (how the compiler know in which core i'm using)?