Building a four input “AND” gate out of 3 two input “AND” gates. Demonstrates how to create a subcircuit.

2 comments

  1. psantago

    Thank you for this. Makes it simple. Question: I have version 5.0 and have tried a number of times to make a subcircuit. However, it never works, even something trivial like a single inverter. When I attach a binary probe, it always shows a Z. Any help appreciated.

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