using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;
using?System.Windows.Forms;
using?System.IO;
using?System.Net;
using?System.Net.Sockets;
using?System.Threading;
using?System.Net.NetworkInformation;

namespace?上位機
{
????public?partial?class?Form1?:?Form
????{
????????byte[]?datatosend?=?new?byte[1024];??????????????????????//定義數據發送緩沖區
????????byte[]?datarec?=?new?byte[1024];?????????????????????????//定義數據發送緩沖區
????????int?packet_zheng?=?0;????????????????????????????????????//定義固件大小的整K字節數
????????int?packet_yu?=?0;???????????????????????????????????????//定義固件大小的不足1K字節個數
????????int?packet_send?=?0;?????????????????????????????????????//定義已經發送的整K字節個數
????????FileStream?fs;???????????????????????????????????????????//定義文件流
????????string?str;??????????????????????????????????????????????//定義用于顯示信息的字符串???
????????NetworkStream?mystream;??????????????????????????????????//定義用于網絡傳輸的數據流
????????IPEndPoint?myendpoint;???????????????????????????????????//定義本機的IP地址
????????TcpClient?myclient=null;?????????????????????????????????//定義用于數據傳輸的TcpClient
????????Thread?thread_recdata;???????????????????????????????????//定義數據接收線程
????????private?int?Timeout?=?20;
????????public?Form1（）
????????{
????????????InitializeComponent（）;???????????????????????????????//初始化各個控件
????????????Form1.CheckForIllegalCrossThreadCalls?=?false;???????//可跨線程使用控件
????????????btn_send.Enabled?=?false;????????????????????????????//禁用發送/下載按鈕
????????????btn_boot.Enabled?=?false;????????????????????????????//禁用進入BootLoader按鈕
????????????btn_open.Enabled?=?false;????????????????????????????//禁用打開固件按鈕
????????????btn_connect.Enabled?=?true;??????????????????????????//使能連接按鈕
????????????btn_disconnect.Enabled?=?false;??????????????????????//禁用斷開連接按鈕
??????????
?????????????????????????????????????????????????????????????????????????????????????
????????}
????????private?void?button1_Click（object?sender?EventArgs?e）???????????????????????//發送下載程序命令
????????{
????????????datatosend[0]=0x44;
????????????datatosend[1]?=?0x4d;
????????????datatosend[2]?=?0x46;
????????????mystream.Write（datatosend?0?3）;
????????????btn_send.Enabled?=?false;
????????}

????????private?void?button2_Click（object?sender?EventArgs?e）??????????????????????//選擇固件按鈕
????????{
????????????OpenFileDialog?openfile?=?new?OpenFileDialog（）;?????????????????????????//打開文件控件
????????????openfile.ShowDialog（）;??????????????????????????????????????????????????//顯示打開文件對話框
????????????txt_filename.Text?=?openfile.FileName;??????????????????????????????????//獲取所選擇固件的名稱
????????????fs?=?new?FileStream（openfile.FileName?FileMode.Open）;??????????????????//獲取文件流
????????????str?=?“文件共“+fs.Length.ToString（）?+“字節“+?“\n“;??????????????????????//獲取文件的總字節數
????????????textBox1.AppendText（str）;???????????????????????????????????????????????//

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-07-28?21:39??網絡上位機\
?????目錄???????????0??2017-07-28?21:39??網絡上位機\.vs\
?????目錄???????????0??2020-11-02?00:57??網絡上位機\.vs\上位機\
?????目錄???????????0??2017-07-28?21:39??網絡上位機\.vs\上位機\v14\
?????文件???????47616??2017-08-13?23:13??網絡上位機\.vs\上位機\v14\.suo
?????目錄???????????0??2020-11-02?00:57??網絡上位機\.vs\上位機\v15\
?????文件???????56320??2020-11-02?01:23??網絡上位機\.vs\上位機\v15\.suo
?????目錄???????????0??2020-11-02?00:57??網絡上位機\.vs\上位機\v15\Server\
?????目錄???????????0??2020-11-02?00:57??網絡上位機\.vs\上位機\v15\Server\sqlite3\
?????文件???????????0??2020-11-02?00:57??網絡上位機\.vs\上位機\v15\Server\sqlite3\db.lock
?????文件????????4096??2020-11-02?00:57??網絡上位機\.vs\上位機\v15\Server\sqlite3\storage.ide
?????文件???????32768??2020-11-02?00:57??網絡上位機\.vs\上位機\v15\Server\sqlite3\storage.ide-shm
?????文件??????683952??2020-11-02?01:21??網絡上位機\.vs\上位機\v15\Server\sqlite3\storage.ide-wal
?????目錄???????????0??2017-07-28?21:39??網絡上位機\上位機\
?????文件?????????917??2016-12-19?10:36??網絡上位機\上位機.sln
?????文件???????20480??2017-03-15?08:55??網絡上位機\上位機.suo
?????文件?????????167??2016-12-19?10:37??網絡上位機\上位機\App.config
?????目錄???????????0??2017-07-28?21:39??網絡上位機\上位機\bin\
?????目錄???????????0??2017-07-28?21:39??網絡上位機\上位機\bin\Debug\
?????目錄???????????0??2017-03-16?10:17??網絡上位機\上位機\bin\Debug\log\
?????文件???????16384??2020-11-02?00:58??網絡上位機\上位機\bin\Debug\上位機.exe
?????文件?????????167??2016-12-19?10:37??網絡上位機\上位機\bin\Debug\上位機.exe.config
?????文件???????26112??2020-11-02?00:58??網絡上位機\上位機\bin\Debug\上位機.pdb
?????文件???????22688??2017-08-13?23:07??網絡上位機\上位機\bin\Debug\上位機.vshost.exe
?????文件?????????167??2016-12-19?10:37??網絡上位機\上位機\bin\Debug\上位機.vshost.exe.config
?????文件?????????490??2016-03-09?13:48??網絡上位機\上位機\bin\Debug\上位機.vshost.exe.manifest
?????文件???????15964??2017-07-28?19:01??網絡上位機\上位機\Form1.cs
?????文件???????13871??2017-07-28?19:00??網絡上位機\上位機\Form1.Designer.cs
?????文件????????6016??2017-07-28?19:00??網絡上位機\上位機\Form1.resx
?????目錄???????????0??2017-07-28?21:39??網絡上位機\上位機\obj\
?????目錄???????????0??2020-11-02?00:58??網絡上位機\上位機\obj\Debug\
............此處省略26個文件信息