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Altera_Forum
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17 years ago

DDR2 SDRAM: local_init_done not going high

I have built a DDR2 SDRAM v7.2 controlller, v7.2, using the Megawizard and a native interface. I have reviewed my schematic and pinout and it looks to be correct. The local_init_done is not going h...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

Suitable pins are selected during DDR2 Megacore implementation, either automaticly or with user interaction. Without correct pin assignment, the design wouldn't compile at all, you don't need to check it. I only wanted to mention the fact, that you can't use SignalTap with some RAM pins.