Multi-Level Logic: Mapping Between Forms

Example: Map OR/AND network to NOR/NOR network

NOR

NOR

NOR

Conserve

Bubbles

Verify equivalence

of the two forms

Z = [(A + B)' + (C + D)']'

= {(A + B)'}' • {(C + D)'}'

= (A + B) • (C + D) ¦

This is the easy conversion!

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