namespace Receive_infile
{
    public partial class Form1 : Form
    {
        static string InfilePath = @"D:infile.txt";
        static StreamWriter outputFile = new StreamWriter(InfilePath, true, Encoding.ASCII, 131072)

        public Form1()
        {
            InitializeComponent();

            REAL.ReceiveData += Handler_Real;   // Handler_Real method is called whenever new data arrives
        }


        private void Handler_Real(string type)
        {
            string data = REAL.GetFieldData();

            outputFile.WriteLine(data);         // new data is added to outputFile
        }
    }
}