void SetSeriport() { serial.PortName = comboBox1.Text; serial.BaudRate = int.Parse(comboBox2.Text); serial.DataBits = int.Parse(comboBox3.Text); if (comboBox5.Text.ToUpper() == "EVEN") { serial.Parity = Parity.Even; } else if (comboBox5.Text.ToUpper() == "ODD") { serial.Parity = Parity.Odd; } else { serial.Parity = Parity.None; } if (comboBox4.Text == "1") { serial.StopBits = StopBits.One; } else if (comboBox4.Text == "1.5") { serial.StopBits = StopBits.OnePointFive; } serial.ReadTimeout = 100; serial.WriteTimeout = 100; modbus = new Modbus(serial); }