PC.jack

// Implementation Program Counter in jack.

class PC {
  function Array pc(int in, int load,int inc,int reset){
     var Array fl,prevout,FBout,incout,w0,w1,cout;
     var int regload,cFBout,cincout,cw0,cw1,cfl,cprevout,ccout;

     let fl = Array.new(16);
     let prevout = Array.new(16);
     let FBout = Array.new(16);

     let cFBout = toDecimal.toDec(FBout);

     let regload = Or3Input.or3input(inc,load,reset);
     let incout = Inc16.inc16(cFBout);

     let cincout = toDecimal.toDec(incout);

     let w0 = Mux16.mux16(cFBout,cincout,inc);

     let cw0 = toDecimal.toDec(w0);
     let w1 = Mux16.mux16(cw0,in,load);

     let cw1 = toDecimal.toDec(w1);
     let cfl = toDecimal.toDec(fl);

     let cout = Mux16.mux16(cw1,cfl,reset);

     let cprevout = toDecimal.toDec(prevout);
     let ccout = toDecimal.toDec(cout);


     let FBout = Register16.register16(cprevout,ccout,regload);

     return FBout;

   }
}