The (*) means build the sensitivity list for me. For example, if you had a statement a = b + c; Then you'd want a to change every time either b or c changes.

So to set … The always @(*) syntax was added to the ieee verilog std in 2001. All modern verilog tools (simulators, synthesis, etc. ) support this syntax. Here is a quote from the lrm (1800-2009): An incomplete …

An incomplete …