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Altera_Forum's avatar
Altera_Forum
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17 years ago

Output Pins stuck at VCC or GND

Hi all. I've just finished writing and simulating a program which functions as a calculator.. However upon compiling the program, there is this warning which says: "Output Pins stuck at VCC or ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Quartus will optimize your design and remove unnecessary logic.

If you have a input pin but, somehow, your design's behavior does not depend on it's value, Quartus will optimize it away.

If this is not the intended design, then you have an error in your logic.