private void Initialize() { // startup state Address.IsEnabled = true; BusAcknowledge.Write(DigitalLevel.High); Halt.Write(DigitalLevel.High); IoRequest.Write(DigitalLevel.High); MemoryRequest.Write(DigitalLevel.High); MachineCycle1.Write(DigitalLevel.High); Refresh.Write(DigitalLevel.High); Read.Write(DigitalLevel.High); Write.Write(DigitalLevel.High); }