C#

//The fields and constructor omitted. Constructor instantiating the serialport object and
//runs  initializePort().

public void initializePort()
        {
            serialPort.PortName = "COM5";
            serialPort.BaudRate = 4800;
            serialPort.DataBits = 8;
            serialPort.ReadTimeout = 1000;
            serialPort.DataReceived += new SerialDataReceivedEventHandler(readPic); //Adds the //eventhandler

            serialPort.Open(); 
            serialPort.DtrEnable = true;  
        }

        public void readPic(object sender, SerialDataReceivedEventArgs e)
        {

            
                int fromPic = serialPort.ReadByte();
                String line = Convert.ToString(fromPic);
                
                if (display.InvokeRequired)
                {
                    display.Invoke(new MethodInvoker(delegate() { setDispText(line); }));
                }
                else
                {
                    display.Text = line;
                
               }
            
        }

        public void setDispText(String s)
        {
            display.Text = s;
        }

using System;
using System.IO;
using System.Text;
using System.Collections.Generic;

class MainClass
{
    public static void Main(string[] args)
     {
        string inFile;
        string line;

        Console.WriteLine("Input file name to open!");
        Console.WriteLine("Sample: d:\\filename.txt");
        inFile = Convert.ToString(Console.ReadLine());
        StreamReader sr = File.OpenText(inFile);
        line = sr.ReadLine();

        List<string> lines = new List<string>();
        //add all the lines to a list
        while ((line = sr.ReadLine()) != null)
        {
            lines.Add(line);
        }
        foreach (string fi in lines)
            {
               Console.WriteLine(fi);
            }
        Console.ReadKey();
        sr.Close();
     }
}</string></string>