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Altera_Forum
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14 years ago

Using the SDRAM on the DE2-115 without NIOS, only HDL language

Hello, I am currently trying to implement a dual-port RAM in the DE2-115 evaluation board, using the 2x64 MB SDRAM chips. I do not want to use NIOS or SOPC builder at all, only using HDL langua...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

If You don't understand the way SDRAM works - the only solution to Your problem is memory megacore. It does all the required precharge/read/write stuff, so read the docu and it will be much easier to work. Also check the reference designs how SDRAM pins are constrained. Usually, MegaWizard generates a script which does all the job for constraints, You just need to specify locations.