unsigned counter with guardian bits

Counter with two guardians who count either even or odd position bit.

This repository is summarizing on my verilog review.

Tested on Ubuntu 20.04 WSL2.

Install Verilog Environment

I'm using iverilog and netlistsvg.

You can install from setup.sh.

 $ bash setup.sh

Build

Build from iverilog.

We can check .vcd file waveform on GTK Wave.

 $ bash build.sh guarded_unsigned_counter

Make RTL diagram

We can make nice RTL Diagram by using netlistsvg.

 $ bash netlist.sh guarded_unsigned_counter