private void Startup_Load(object sender, EventArgs e)
        {
            var connectionDialog = new ConnectionDialog();

            if (connectionDialog.ShowDialog() != DialogResult.OK)
            {
                Close();
                return;
            }

            InitailizeSerialPort(connectionDialog.SerialPort);
            tmrReadSerialPort.Enabled = true;

            InitializeRelays();
        }
        private void Startup_Load(object sender, EventArgs e)
        {
            var connectionDialog = new ConnectionDialog();

            if (connectionDialog.ShowDialog() != DialogResult.OK)
            {
                Close();
                return;
            }

            InitailizeSerialPort(connectionDialog.SerialPort);
            tmrReadSerialPort.Enabled = true;

            InitializeRelays();
        }