// This file is part of www.nand2tetris.org // and the book "The Elements of Computing Systems" // by Nisan and Schocken, MIT Press. // File name: projects/01/And.hdl /** * And gate: * out = 1 if (a == 1 and b == 1) * 0 otherwise */ CHIP And { IN a, b; OUT out; PARTS: Not(in=a, out=NotA); Not(in=b, out=NotB); XOr(a=NotA, b=b, out=XOr1); XOr(a=a, b=NotB, out=XOr2); Or(a=XOr1, b=XOr2, out=out); }