PointerAddressRegisterAdapter A = new PointerAddressRegisterAdapter(gui.getA(), ram);
A.addErrorListener(this);
A.reset();
Register D = new Register(gui.getD());
D.addErrorListener(this);
D.reset();
PointerAddressRegisterAdapter PC = new PointerAddressRegisterAdapter(gui.getPC(), rom);
PC.addErrorListener(this);
PC.reset();