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Altera_Forum
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18 years ago

Pin assignment wrong on ALT2GXB

I've been working on a design project in Quartus and am having some difficulties with assigning pinouts for a Stratix II GX on ALT2GXB. Error: Can't fit design in device Error: Can't place i...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
18 years ago

I had nearly the same problem and the reason was that quartus optimized away my megafunction component because i didn't connect the outputs of the ALT2GXB megafunction to logic and bcause of that my gxb pins weren't connect to a gxb-transceiver.

So i just declared outputs in top level for testing purposes and connected them and then it worked.

Maybe that's the reason.

Dave