A simple up-down counter project made using icarus verilog as a part of the Digital Design and Computer Organization course (UE18CS201) at PES University.
Created and tested on Linux Environment :)
Use the following commands to compile the file with the testbench and create the image:
iverilog -o Counter Counter.v CounterTB.v
vvp Counter
Finally, view the waveform using:
gtkwave Counter.vcd