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Altera_Forum's avatar
Altera_Forum
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16 years ago

ddr2 controller - critical warning.

hello all. i have a problem with my ddr2 controller. when i try to run it with quartus (ver 9.1) i get the following critical warning: --- Quote Start --- the memory pin SDRAM_C...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

trying installing the service pack and regenerating the IP. I think this is an issue with the early timing models for SIV.

There are delay chains on the IO elements that Quartus can use to meet timing for interfaces. They can be manually set in the assignment editor.