1SystemC Simulation 20 0 -> 0 30 1 -> X 40 Z -> 0 50 X -> X 61 0 -> X 71 1 -> 1 81 Z -> 1 91 X -> X 10Z 0 -> 0 11Z 1 -> 1 12Z Z -> Z 13Z X -> X 14X 0 -> X 15X 1 -> X 16X Z -> X 17X X -> X 18