Making Sense of the Verilog Module Parameter
Setting up a verilog module parameter is easily one of the best ways to keep your code from becoming a tangled mess of hardcoded numbers that nobody—including you—will understand in three months. If you've ever found yourself copy-pasting an entire 8-bit counter just because you suddenly needed a 12-bit one, you're already feeling the pain that parameters are designed to solve. They're basically the "constants" of the hardware world, but with a lot more flexibility when it comes to instantiating modules. ...