digraph "example" { rankdir="LR"; remincross=true; n3 [ shape=octagon, label="a", color="black", fontcolor="black" ]; n4 [ shape=octagon, label="b", color="black", fontcolor="black" ]; n5 [ shape=octagon, label="c", color="black", fontcolor="black" ]; n6 [ shape=octagon, label="clk", color="black", fontcolor="black" ]; n7 [ shape=octagon, label="y", color="black", fontcolor="black" ]; c11 [ shape=record, label="{{<p8> A|<p9> B}|$2\n$add|{<p10> Y}}" ]; c15 [ shape=record, label="{{<p12> CLK|<p13> D}|$7\n$dff|{<p14> Q}}" ]; c17 [ shape=record, label="{{<p8> A|<p9> B|<p16> S}|$5\n$mux|{<p10> Y}}" ]; c17:p10:e -> c15:p13:w [color="black", style="setlinewidth(3)", label=""]; c11:p10:e -> c17:p9:w [color="black", style="setlinewidth(3)", label=""]; n3:e -> c11:p8:w [color="black", label=""]; n4:e -> c11:p9:w [color="black", label=""]; n5:e -> c17:p16:w [color="black", label=""]; n6:e -> c15:p12:w [color="black", label=""]; c15:p14:e -> n7:w [color="black", style="setlinewidth(3)", label=""]; n7:e -> c17:p8:w [color="black", style="setlinewidth(3)", label=""]; }