m

memory.hdl

CHIP Memory {
    IN in[16], load, address[15];
    OUT out[16];

    PARTS:
    // Put your code here:
    //choose RAM if address[13..14] == [0,0] or [0,1]
    //choose screen if address[13..14] == [1,0]
    //choose KBD if addrss[13..14] == [1,1]
    DMux4Way(in=load, sel=address[13..14], a=loadRAM16K1, b=loadRAM16K2, c=loadSCREEN, d=loadKBD);

    RAM16K(in=in, load=loadRAM16K1, address=address[0..13] out=outRAM16K1);
    RAM16K(in=in, load=loadRAM16K2, address=address[0..13] out=outRAM16K2);

    Screen(in=in, load=loadSCREEN, address=address[13], out=outSCREEN);
    Keyboard(out=outKBD);

    Mux4Way16(a=outRAM16K1, b=outRAM16K2, c=outSCREEN, d=outKBD, sel=address[13..14], out=out);
}