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Altera_Forum's avatar
Altera_Forum
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20 years ago

problem switching between nios cores

Nios 5.0 @ 50mhz: I have a working system using the e-core. I need more performance so I have edited my working project to try the f-core and s-core. They do not seem to work. I download my sof...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
20 years ago

Hi,

Have you seen Verify Failed displayed in the IDE console?

If this, it is because sdram cannot work.

You can set the phase shift in PLL Mega-Wizard, test with -2ns, -3ns or -4ns.

Phase shift is changing with system clock frequency. I think reset delay can be deleted.

Regard,

LiangYi