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copied!<p>Does this get you started?</p> <pre><code>digraph G { graph [rankdir = LR]; node[shape=record]; Bar[label="{ \"Bar\"|{<p1>pin 1|<p2> 2|<p3> 3|<p4> 4|<p5> 5} }"]; Foo[label="{ {<data0>data0|<data1>data1|<data2>data2|<data3>data3|<data4>data4}|\"Foo\" |{<out0>out0|<out1>out1|<out2>out2|<GND>gnd|<ex0>ex0|<hi>hi|<lo>lo} }"]; Bew[label="{ {<clk>clk|<syn>syn|<mux0>mux0|<mux1>mux1|<signal>signal}|\"Bew\" |{<out0>out0|<out1>out1|<out2>out2} }"]; Bar:p1 -> Foo:data0; Bar:p2 -> Foo:data1; Bar:p3 -> Foo:data2; Bar:p4 -> Foo:data3; Bar:p5 -> Foo:data4; Foo:out0 -> Bew:mux0; Foo:out1 -> Bew:mux1; Bew:clk -> Foo:ex0; Gate[label="{ {<a>a|<b>b}|OR|{<ab>a\|b} }"]; Foo:hi -> Gate:a; Foo:lo -> Gate:b; Gate:ab -> Bew:signal; } </code></pre> <blockquote> <blockquote> <blockquote> <p><img src="https://i.stack.imgur.com/q52Nb.png" alt="enter image description here"></p> </blockquote> </blockquote> </blockquote> <p>Note that I used nonbreaking spaces as a cheeky way to get the alignment (I think, I did <sub><sup><kbd>C-k</kbd><kbd>Space</kbd><kbd>Space</kbd></sup></sub> in vim, leading to Hex <code>00a0</code> char)</p> <p>You can also employ HTML inside the label definitions, so you can use fonts, colors and create 'spacers': <a href="http://www.graphviz.org/doc/info/shapes.html#html" rel="noreferrer">http://www.graphviz.org/doc/info/shapes.html#html</a></p> <p>I suppose aligning labels would be easier with HTML nodes.</p>

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