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Altera_Forum
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8 years ago

Instantiation Errors

Hello, I'm trying to reference my full adder module inside another module but seem to be getting lost somehow in the referencing. I keep getting the error Checker 'Full_Adder' not found. Insta...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
8 years ago

A module is not like a C function, it is like a chip on a circuit board, so it cannot be "called" inside sequential code. You must instantiate it on its own in parallel to your always block, and then use the sequential code to control the signals connected to it.