private void Form1_Load(object sender, EventArgs e) { if (Properties.Settings.Default.WindowLocation != null) { this.Location = Properties.Settings.Default.WindowLocation; } // getting all port names string[] names = SerialPort.GetPortNames(); for (int i = 0; i < names.Length; i++) { cbComport.Items.Add(names[i]); Debug.WriteLine(names[i]); } arduinoCom = new ArduinoCom(); String comportString = Properties.Settings.Default.Comport; Debug.WriteLine(comportString); if (comportString != null) { cbComport.Text = comportString; arduinoCom.setComPort(cbComport.Text); } timeBrightness.Value = Properties.Settings.Default.Time_Brightness; ColorRed = Properties.Settings.Default.ColorRed; ColorYellow = Properties.Settings.Default.ColorYellow; ColorGreen = Properties.Settings.Default.ColorGreen; ColorBlue = Properties.Settings.Default.ColorBlue; ColorWhite = Properties.Settings.Default.ColorWhite; ColorBlack = Properties.Settings.Default.ColorBlack; ColorError = Properties.Settings.Default.ColorError; checkBox1.Checked = Properties.Settings.Default.Show_Date; timer1.Enabled = true; rbBlack.Checked = true; cbBlink.Checked = false; lastColor = Color.Black; connectSkype(); }