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Altera_Forum
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14 years ago

DDR2 pin placement Cyclone 3 HPC II

Trying to meet the (absurdly tight) layout requirements for (32 DQ) DDR2 ram on Cyclone 3. HPC II. The layout engineer keeps trying to move pins (within the x8 DQ groups) and the resulting pin map ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

What error are you receiving? Getting them into the x8 DQ group is the normal issue, but pin-swapping within that normally is not.