nand2tetris/projects/01/Mux4Way16.hdl

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2021-12-05 03:37:22 +00:00
// 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/Mux4Way16.hdl
/**
* 4-way 16-bit multiplexor:
* out = a if sel == 00
* b if sel == 01
* c if sel == 10
* d if sel == 11
*/
CHIP Mux4Way16 {
IN a[16], b[16], c[16], d[16], sel[2];
OUT out[16];
PARTS:
// Put your code here:
// IN a[16], b[16], sel;
// OUT out[16];
Mux16(a=a, b=b, sel=sel[0], out=outab);
Mux16(a=c, b=d, sel=sel[0], out=outcd);
Mux16(a=outab, b=outcd, sel=sel[1], out=out);
}