Physics — 4-to-2 Priority Encoder
Encodes the highest-priority active input.
Make it your own.
title "4-to-2 priority encoder"
type gates
input D0 at (0,0)
input D1 at (0,2)
input D2 at (0,4)
input D3 at (0,6)
gate NOT N2 at (3,3)
gate AND G1 at (5,2)
gate OR A1 at (8,5)
gate OR A0 at (8,1)
output O1 at (11,5)
output O0 at (11,1)
wire D2 N2
wire D1 G1
wire N2 G1
wire D2 A1
wire D3 A1
wire D3 A0
wire G1 A0
wire A1 O1
wire A0 O0