Inc16.hdl

// 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/02/Inc16.hdl

/**
 * 16-bit incrementer:
 * out = in + 1 (arithmetic addition)
 */

CHIP Inc16 {
    IN in[16];
    OUT out[16];

    PARTS:
    // the input of the Add16 is a=in[16] and b= LSB is 1 while the other digit are zeros
    Add16(a=in, b[1..15]=false, b[0]=true,out=out);
}