DMux4Way gate

1對4解多工器，1條資料線，2條選擇線，4條輸出線。

CHIP DMux4Way

{
    IN in, sel[2];
    OUT a, b, c, d;
    PARTS:
    Not(in=sel[0], out=notsel0);
    Not(in=sel[1], out=notsel1);
    And(a=notsel0, b=notsel1, out=sela);
    And(a=sela, b=in, out=a);
    And(a=sel[0], b=notsel1, out=selb);
    And(a=selb, b=in, out=b);
    And(a=notsel0, b=sel[1], out=selc);
    And(a=selc, b=in, out=c);
    And(a=sel[0], b=sel[1], out=seld);
    And(a=seld, b=in, out=d);
}