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Altera_Forum
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17 years ago

Apex/Cyclone III I/O compatibility

Hi, I wonder if the Cyclone III is fully compatible with Apex? In other words I would like to know what do I have to be careful of if I decide to swap this two devices when upadating an sp...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

Hi all,

just to confirm last post.

To compare two devices you need to fully compile your design for each case selecting the appropriate device and speed grade in each case.

For a speeding-up your task, you can leave pins unassigned(Quartus will be happy and relaxed, though fitting will slightly differ from the final case when pins are assigned by the designer).

kaz