woodfin% espresso lc21-di.txt .i 5 .o 4 .ilb PS2 PS1 PS0 I1 I0 .ob NS2 NS1 NS0 O .p 8 --100 0010 -1-00 0100 1--00 1000 -001- 1001 0-0-1 1101 -0-1- 0100 1--1- 0010 1---1 0110 .e woodfin% espresso -oeqntott lc21-di.txt NS2 = (PS2&!I1&!I0) | (!PS1&!PS0&I1) | (!PS2&!PS0&I0); NS1 = (PS1&!I1&!I0) | (!PS2&!PS0&I0) | (!PS1&I1) | (PS2&I0); NS0 = (PS0&!I1&!I0) | (PS2&I1) | (PS2&I0); O = (!PS1&!PS0&I1) | (!PS2&!PS0&I0);