using System; using Nefarius.Peripherals.SerialPort; namespace PInvokeSerialPort.Sample; internal class Program { private static void Main(string[] args) { var serialPort = new SerialPort("COM7") { UseRts = HsOutput.Online }; serialPort.DataReceived += x => Console.Write((char)x); serialPort.Open(); serialPort.Write("START\r\n"); Console.ReadKey(); } }