felicalib.dll使う

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Threading;

using FelicaLib;

namespace FelicaTest
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void buttonStart_Click(object sender, EventArgs e)
        {
            trace("reading...");
            try
            {
                using (Felica f = new Felica())
                {
                    read(f);
                }
            }
            catch (Exception ex)
            {
                trace(ex.Message);
            }
        }

        private void read(Felica felica)
        {
            felica.Polling(0xFFFF);
            byte[] data = felica.IDm();

            String dataStr = "";
            for (int i = 0; i < data.Length; i++)
            {
                dataStr += data[i].ToString("X2");
            }
            trace(dataStr);

        }

        private void trace(String message)
        {
            Console.WriteLine(message);
            try
            {
                Invoke((MethodInvoker)delegate()
                {
                    textBoxTrace.Text = message + "\r\n" + textBoxTrace.Text;
                });
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
            }
        }

    }
}