HA4IoT.Hardware.CCTools.HSREL5.GetOutput C# (CSharp) Method

        public IBinaryOutput GetOutput(int number)
        {
            if (number < 0 || number > 7) throw new ArgumentOutOfRangeException(nameof(number));

            var port = GetPort(number);
            if (number <= 4)
            {
                // The 4 relays have an hardware inverter. Invert here again to ensure that high means "on".
                return port.WithInvertedState();
            }

            return port;
        }

        private void SetupFan(StateMachine stateMachine, HSREL5 hsrel5)
        {
            var fanPort0 = hsrel5.GetOutput(4);
            var fanPort1 = hsrel5.GetOutput(5);

            stateMachine.AddOffState().WithOutput(fanPort0, BinaryState.Low).WithOutput(fanPort1, BinaryState.Low);
            stateMachine.AddState(new ComponentState("1")).WithOutput(fanPort0, BinaryState.High).WithOutput(fanPort1, BinaryState.Low);
            stateMachine.AddState(new ComponentState("2")).WithOutput(fanPort0, BinaryState.High).WithOutput(fanPort1, BinaryState.High);
            stateMachine.TryTurnOff();
        }