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Altera_Forum's avatar
Altera_Forum
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16 years ago

encoutered a confusing prob. about its warning

I got a warning :"input pins that donot drive logic".In my project I use a "component" sentence. The problem is when I compile the component only ,that input pin xx work(the warning disappear,I can ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

I have simulated it modelsim in whose testbench I assigned the unconnected input pin,,but its output always stuck at GND. So I looked at the techology map viewer finding that one input pin didnot has its connection.Thanks for all of you. You are kind hearted!Bless