week2.md

Not16

CHIP Not16 {
    IN in[16];
    OUT out[16];

    PARTS:
    Not(in=in[15], out=out[15]);
    Not(in=in[14], out=out[14]);
    Not(in=in[13], out=out[13]);
    Not(in=in[12], out=out[12]);
    Not(in=in[11], out=out[11]);
    Not(in=in[10], out=out[10]);
    Not(in=in[9], out=out[9]);
    Not(in=in[8], out=out[8]);
    Not(in=in[7], out=out[7]);
    Not(in=in[6], out=out[6]);
    Not(in=in[5], out=out[5]);
    Not(in=in[4], out=out[4]);
    Not(in=in[3], out=out[3]);
    Not(in=in[2], out=out[2]);
    Not(in=in[1], out=out[1]);
    Not(in=in[0], out=out[0]);
}

And16

CHIP And16 {
    IN a[16], b[16];
    OUT out[16];

    PARTS:
    // Put your code here:
    And(a = a[0], b = b[0], out = out[0]);
    And(a = a[1], b = b[1], out = out[1]);
    And(a = a[2], b = b[2], out = out[2]);
    And(a = a[3], b = b[3], out = out[3]);
    And(a = a[4], b = b[4], out = out[4]);
    And(a = a[5], b = b[5], out = out[5]);
    And(a = a[6], b = b[6], out = out[6]);
    And(a = a[7], b = b[7], out = out[7]);
    And(a = a[8], b = b[8], out = out[8]);
    And(a = a[9], b = b[9], out = out[9]);
    And(a = a[10], b = b[10], out = out[10]);
    And(a = a[11], b = b[11], out = out[11]);
    And(a = a[12], b = b[12], out = out[12]);
    And(a = a[13], b = b[13], out = out[13]);
    And(a = a[14], b = b[14], out = out[14]);
    And(a = a[15], b = b[15], out = out[15]);
}

Or16

CHIP Or16 {
    IN a[16], b[16];
    OUT out[16];

    PARTS:
    // Put your code here:
    Or(a = a[0], b = b[0], out = out[0]);
    Or(a = a[1], b = b[1], out = out[1]);
    Or(a = a[2], b = b[2], out = out[2]);
    Or(a = a[3], b = b[3], out = out[3]);
    Or(a = a[4], b = b[4], out = out[4]);
    Or(a = a[5], b = b[5], out = out[5]);
    Or(a = a[6], b = b[6], out = out[6]);
    Or(a = a[7], b = b[7], out = out[7]);
    Or(a = a[8], b = b[8], out = out[8]);
    Or(a = a[9], b = b[9], out = out[9]);
    Or(a = a[10], b = b[10], out = out[10]);
    Or(a = a[11], b = b[11], out = out[11]);
    Or(a = a[12], b = b[12], out = out[12]);
    Or(a = a[13], b = b[13], out = out[13]);
    Or(a = a[14], b = b[14], out = out[14]);
    Or(a = a[15], b = b[15], out = out[15]);
}

Mux16

CHIP Mux16 {
    IN a[16], b[16], sel;
    OUT out[16];

    PARTS:
    // Put your code here:
    Mux(a = a[0], b = b[0], sel = sel, out = out[0]);
    Mux(a = a[1], b = b[1], sel = sel, out = out[1]);
    Mux(a = a[2], b = b[2], sel = sel, out = out[2]);
    Mux(a = a[3], b = b[3], sel = sel, out = out[3]);
    Mux(a = a[4], b = b[4], sel = sel, out = out[4]);
    Mux(a = a[5], b = b[5], sel = sel, out = out[5]);
    Mux(a = a[6], b = b[6], sel = sel, out = out[6]);
    Mux(a = a[7], b = b[7], sel = sel, out = out[7]);
    Mux(a = a[8], b = b[8], sel = sel, out = out[8]);
    Mux(a = a[9], b = b[9], sel = sel, out = out[9]);
    Mux(a = a[10], b = b[10], sel = sel, out = out[10]);
    Mux(a = a[11], b = b[11], sel = sel, out = out[11]);
    Mux(a = a[12], b = b[12], sel = sel, out = out[12]);
    Mux(a = a[13], b = b[13], sel = sel, out = out[13]);
    Mux(a = a[14], b = b[14], sel = sel, out = out[14]);
    Mux(a = a[15], b = b[15], sel = sel, out = out[15]);
    
}

Or8Way

CHIP Or8Way {
    IN in[8];
    OUT out;

    PARTS:
    // Put your code here:
    Or(a = in[0], b = in[1], out = aOrb);
    Or(a = in[2], b = in[3], out = cOrd);
    Or(a = in[4], b = in[5], out = eOrf);
    Or(a = in[6], b = in[7], out = gOrh);
    Or(a = aOrb, b = cOrd, out = aOrbOrcOrd);
    Or(a = eOrf, b = aOrbOrcOrd, out = aOrbOrcOrdOreOrf);
    Or(a = gOrh, b = aOrbOrcOrdOreOrf, out = out);
}

Mux4Way16

CHIP Mux4Way16 {
    IN a[16], b[16], c[16], d[16], sel[2];
    OUT out[16];

    PARTS:
    // Put your code here:
    Mux16(a = a, b = b, sel = sel[0], out = abMux16);
    Mux16(a = c, b = d, sel = sel[0], out = cdMux16);
    Mux16(a = abMux16, b= cdMux16, sel = sel[1], out = out);
}

Mux8way16

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:
    // Put your code here:
    Mux4Way16(a = a, b = b, c = c, d = d, sel = sel[0..1], out = aTodMux4Way16);
    Mux4Way16(a = e, b = f, c = g, d = h, sel = sel[0..1], out = eTohMux4Way16);
    Mux16(a = aTodMux4Way16 , b =eTohMux4Way16 , sel = sel[2], out = out);
}

DMux4Way

CHIP DMux4Way {
    IN in, sel[2];
    OUT a, b, c, d;

    PARTS:
    // Put your code here:
    Not(in = sel[1], out = notY);
    Not(in = sel[0], out = notZ);

    And(a = in ,b = notY, out = xNoty);
    And(a = xNoty, b = notZ, out = a);

    And(a = xNoty, b = sel[0], out = b);

    And(a = in ,b = sel[1], out = xAndy);
    And(a = xAndy, b = notZ, out = c);

    And(a = xAndy , b = sel[0], out = d);
}

Dux8Way16

CHIP DMux8Way {
    IN in, sel[3];
    OUT a, b, c, d, e, f, g, h;

    PARTS:
    // Put your code here:
    Not(in = sel[2], out = notX);
    Not(in = sel[1], out = notY);
    Not(in = sel[0], out = notZ);

    And(a = in, b = sel[2], out = wx);
    And(a = sel[1], b = sel[0], out = yz);
    And(a = notY , b = notZ, out = notYAndnotZ);
    And(a = notX , b = in, out = wnotX);
    And(a = notY , b = sel[0], out = notYAndz);
    And(a = notZ , b = sel[1], out = yAndnotZ);

    And(a = wnotX , b = notYAndnotZ, out = a);
    And(a = wnotX , b = notYAndz, out = b);
    And(a = wnotX , b = yAndnotZ, out = c);
    And(a = wnotX , b = yz, out = d);
    And(a = wx, b = notYAndnotZ, out = e);
    And(a = wx, b = notYAndz, out = f);
    And(a = wx, b = yAndnotZ, out = g);
    And(a = wx, b = yz, out = h);
}

七段顯示器