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   源码介绍

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Management;
namespace UDiskTest
{
    public partial class FrmMain : Form
    {
        public FrmMain() {
            InitializeComponent();
        }

        private void button2_Click(object sender, EventArgs e) {
            DriveInfo[] s = DriveInfo.GetDrives();
            foreach (DriveInfo drive in s) {
                if (drive.DriveType == DriveType.Removable) {
                    pf.Text = drive.Name.ToString();
                    break;
                }
            }
            ManagementClass cimobject = new ManagementClass("Win32_DiskDrive");
            ManagementObjectCollection moc = cimobject.GetInstances();
            foreach (ManagementObject mo in moc) {
                if (mo.Properties["InterfaceType"].Value.ToString() == "USB") {
                    try {
                        //产品名称
                        Caption.Text = mo.Properties["Caption"].Value.ToString();

                        //总容量
                        Size.Text = mo.Properties["Size"].Value.ToString();


                        string[] info = mo.Properties["PNPDeviceID"].Value.ToString().Split('&');
                        string[] xx = info[3].Split('\\');
                        //序列号
                        //MessageBox.Show("U盘序列号:"   xx[1]);
                        PNPDeviceID.Text = xx[1];
                        xx = xx[0].Split('_');

                        //版本号
                        REV.Text = xx[1];

                        //制造商ID
                        xx = info[1].Split('_');
                        VID.Text = xx[1];

                    } catch (Exception ex) {
                        MessageBox.Show(ex.Message);
                    }
                }
            }
        }
    }
}