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Jonas A.
2026-01-10 07:00:38 +01:00
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project-1-boolean-logic/01/DMux8Way.hdl Executable file
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// 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/1/DMux8Way.hdl
/**
* 8-way demultiplexor:
* [a, b, c, d, e, f, g, h] = [in, 0, 0, 0, 0, 0, 0, 0] if sel = 000
* [0, in, 0, 0, 0, 0, 0, 0] if sel = 001
* [0, 0, in, 0, 0, 0, 0, 0] if sel = 010
* [0, 0, 0, in, 0, 0, 0, 0] if sel = 011
* [0, 0, 0, 0, in, 0, 0, 0] if sel = 100
* [0, 0, 0, 0, 0, in, 0, 0] if sel = 101
* [0, 0, 0, 0, 0, 0, in, 0] if sel = 110
* [0, 0, 0, 0, 0, 0, 0, in] if sel = 111
*/
CHIP DMux8Way {
IN in, sel[3];
OUT a, b, c, d, e, f, g, h;
PARTS:
DMux(in= in, sel=sel[2] , a=topHalf , b=botHalf );
DMux4Way(in=topHalf , sel=sel[0..1] , a=a , b=b , c=c , d=d );
DMux4Way(in=botHalf , sel=sel[0..1] , a=e , b=f , c=g , d=h );
}