Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

How to handle the no connection ports in a module?

In some cases, I want to leave some input or output ports of a module no connection. E.g.: ModuleA modulea_1 (.in1(),.in2(),……,.out1(),.out2(),……); However, if I just program as above, to ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

--- Quote Start ---

So you mean the warning is just warning. But leaving the output "blank" will not bring any negative effects on my design, right?

--- Quote End ---

If you don't want that output so be it. Your other outputs should not be affected unless you have some feedback chopped off from open output to an input.

The design itself will be optimised accordingly since any logic dedicated to drive unwanted output becomes redundant.