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Altera_Forum's avatar
Altera_Forum
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15 years ago

I want Nios 200MHz , SDRAM 100MHz. How to?

I want the Nios cpu running at 200MHz. so I have to let the SDRAM alse running at 200MHz. but no matter what Phase I set in the PLL. It can not work. If you guys successfully do this . plea...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Even with a fast Stratix it will be very tricky to run a NIOS CPU at 200MHz. you can try and identify the slow paths in Timequest to add pipelining at the correct places in your SOPC design.