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Altera_Forum
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20 years ago

SDRAM problem

Hi, I have got a Cyclone dev kit (EP1C20) and i'm trying to get a design working that uses SDRAM to store some data. If I write the data and read it back it is valid but if there is a delay...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
20 years ago

Hello GaryJS,

The described behaviour is typical for a low refresh rate. If you are using a ready reference design which comes with Nios II the system should be ok. Did you test the software with one of these reference designs?

Regards,

niosIIuser