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Altera_Forum's avatar
Altera_Forum
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16 years ago

ddr2 sdram

Hello, I'am new to SOPC build,and sorry for my poor english. I have bought a dsp development kits from alter,and there is an ddr2 sdram on this development board. this is the development kits I...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

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I could raise the memory size to 128MB, and there was no error like what you said, maybe you should re-assure the assignments!

Anyway I am stuck with using the full size which is 256MB, the memtest fails there.

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When setting the parameters of ddr2 sdram controller in sopc build, I don't know how to deal with "constraints",I don't what's "constraints" mean?

Thank you