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Altera_Forum
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17 years ago

DDR2 Controller for Cyclone II

Hi, I'm trying to implement a DDR2 Controller on my DE2 Board. For this I used the MegaFunction Wizard and inserted a DDR2 Controller MegaFunction. The example driver created with this simply w...
Altera_Forum's avatar
Altera_Forum
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17 years ago

If you deleted the example driver but haven't replaced it with your own code yet, then the unconnected local bus side of the controller might be causing too much to synthesize away. If that's the case, it might be enough temporarily to connect the local bus side to top-level device pins (with virtual-pin assignments for them in the Assignment Editor if needed to keep from getting a no-fit from too many pins)