Mux8Way16 :

這個跟 Mux4Way16 門是同樣的道理，只是輸入位和選擇位增加了!

        a         |        b         |        c         |        d         |        e         |        f         |        g         |        h         |  sel  |       out        |
| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  000  | 0000000000000000 |
| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  001  | 0000000000000000 |
| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  010  | 0000000000000000 |
| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  011  | 0000000000000000 |
| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  100  | 0000000000000000 |
| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  101  | 0000000000000000 |
| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  110  | 0000000000000000 |
| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  111  | 0000000000000000 |
| 0001001000110100 | 0010001101000101 | 0011010001010110 | 0100010101100111 | 0101011001111000 | 0110011110001001 | 0111100010011010 | 1000100110101011 |  000  | 0001001000110100 |
| 0001001000110100 | 0010001101000101 | 0011010001010110 | 0100010101100111 | 0101011001111000 | 0110011110001001 | 0111100010011010 | 1000100110101011 |  001  | 0010001101000101 |
| 0001001000110100 | 0010001101000101 | 0011010001010110 | 0100010101100111 | 0101011001111000 | 0110011110001001 | 0111100010011010 | 1000100110101011 |  010  | 0011010001010110 |
| 0001001000110100 | 0010001101000101 | 0011010001010110 | 0100010101100111 | 0101011001111000 | 0110011110001001 | 0111100010011010 | 1000100110101011 |  011  | 0100010101100111 |
| 0001001000110100 | 0010001101000101 | 0011010001010110 | 0100010101100111 | 0101011001111000 | 0110011110001001 | 0111100010011010 | 1000100110101011 |  100  | 0101011001111000 |
| 0001001000110100 | 0010001101000101 | 0011010001010110 | 0100010101100111 | 0101011001111000 | 0110011110001001 | 0111100010011010 | 1000100110101011 |  101  | 0110011110001001 |
| 0001001000110100 | 0010001101000101 | 0011010001010110 | 0100010101100111 | 0101011001111000 | 0110011110001001 | 0111100010011010 | 1000100110101011 |  110  | 0111100010011010 |
| 0001001000110100 | 0010001101000101 | 0011010001010110 | 0100010101100111 | 0101011001111000 | 0110011110001001 | 0111100010011010 | 1000100110101011 |  111  | 1000100110101011 |

/**
 * 8-way 16-bit multiplexor:
 * out = a if sel == 000
 *       b if sel == 001
 *       etc.
 *       h if sel == 111
 */

CHIP Mux8Way16 
{
    IN a[16], b[16], c[16], d[16], e[16], f[16], g[16], h[16], sel[3];
    OUT out[16];

    PARTS:
    Mux4Way16(a=a, b=b, c=c, d=d, sel=sel[0..1], out=outabcd);
    Mux4Way16(a=e, b=f, c=g, d=h, sel=sel[0..1], out=outdefg);
    Mux16(a=outabcd, b=outdefg, sel=sel[2], out=out);
}