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Altera_Forum's avatar
Altera_Forum
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14 years ago

how to choose clock frequency for nios components

Dear All, I'm here to ask for a fundamental. When I add a component in a NIOS system often have doubts about the right clock to connect to. I mean, there are some modules that provide outputs to d...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Hi,

It depends on the components to use.

It's always simpler to have all of them on the same clock, unless you're obliged to do otherwise:

- need pll clock compensation for different parts of a big design.

- have camera or VGA or other that already have a different clock.

- need different performance and power savings strategies on different components

that's as far as I know, and I guess the list can be completed...