module htb (); reg [7:0] value1; reg [7:0] value2; wire [3:0] hammingValue; hamming uut ( .value1(value1), .value2(value2), .hammingValue(hammingValue) ); initial begin $dumpfile("ham.vcd"); $dumpvars; value1 = 8'hB0; value2 = 8'hBF; #10; value1 = 8'hBF; value2 = 8'hBF; #10; end endmodule