基于C#的rs232发送和接收数据

基于C#的rs232发送和接收数据 基于C#的串口发送和接收数据

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

using System.Runtime.InteropServices;

namespace Ex13_01
{
    public partial class Form1 : Form
    {
        
        public Form1（）
        {
            InitializeComponent（）;
        }

        private void button1_Click（object sender EventArgs e）
        {
            serialPort1.PortName = “COM1“;
            serialPort1.BaudRate = 9600;
            serialPort1.Open（）;
            byte[] data = Encoding.Unicode.GetBytes（textBox1.Text）;
            string str = Convert.Tobase64String（data）;
            serialPort1.WriteLine（str）;
            MessageBox.Show（“数据发送成功！““系统提示“）;
        }

        private void button2_Click（object sender EventArgs e）
        {
            byte[] data = Convert.Frombase64String（serialPort1.ReadLine（））;
            textBox2.Text = Encoding.Unicode.GetString（data）;
            serialPort1.Close（）;
            MessageBox.Show（“数据接收成功！““系统提示“）;
        }
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件      20480  2009-04-12 22:42  串口\Ex13_01\bin\Debug\Ex13_01.exe

     文件      24064  2009-04-12 22:42  串口\Ex13_01\bin\Debug\Ex13_01.pdb

     文件       5632  2007-08-21 15:09  串口\Ex13_01\bin\Debug\Ex13_01.vshost.exe

     文件       5632  2007-08-21 15:09  串口\Ex13_01\bin\Release\Ex13_01.vshost.exe

     文件       3270  2007-08-21 15:09  串口\Ex13_01\Ex23_07.csproj

     文件       1163  2009-04-12 22:43  串口\Ex13_01\Form1.cs

     文件       4923  2007-08-21 15:09  串口\Ex13_01\Form1.Designer.cs

     文件       6013  2009-04-12 22:38  串口\Ex13_01\Form1.resx

     文件        842  2007-08-21 15:09  串口\Ex13_01\obj\Debug\Ex13_01.csproj.GenerateResource.Cache

     文件      20480  2009-04-12 22:42  串口\Ex13_01\obj\Debug\Ex13_01.exe

     文件        180  2009-04-12 22:38  串口\Ex13_01\obj\Debug\Ex13_01.Form1.resources

     文件      24064  2009-04-12 22:42  串口\Ex13_01\obj\Debug\Ex13_01.pdb

     文件        180  2007-08-21 15:09  串口\Ex13_01\obj\Debug\Ex13_01.Properties.Resources.resources

     文件        842  2009-04-12 22:38  串口\Ex13_01\obj\Debug\Ex23_07.csproj.GenerateResource.Cache

     文件        632  2007-08-21 15:09  串口\Ex13_01\obj\Ex13_01.csproj.FileList.txt

     文件        268  2009-04-12 22:42  串口\Ex13_01\obj\Ex23_07.csproj.FileList.txt

     文件        842  2007-08-21 15:09  串口\Ex13_01\obj\Release\Ex13_01.csproj.GenerateResource.Cache

     文件        180  2007-08-21 15:09  串口\Ex13_01\obj\Release\Ex13_01.Form1.resources

     文件        180  2007-08-21 15:09  串口\Ex13_01\obj\Release\Ex13_01.Properties.Resources.resources

     文件        842  2007-08-21 15:09  串口\Ex13_01\obj\unsafe\Ex13_01.csproj.GenerateResource.Cache

     文件        180  2007-08-21 15:09  串口\Ex13_01\obj\unsafe\Ex13_01.Form1.resources

     文件        180  2007-08-21 15:09  串口\Ex13_01\obj\unsafe\Ex13_01.Properties.Resources.resources

     文件        466  2007-08-21 15:09  串口\Ex13_01\Program.cs

     文件       1162  2007-08-21 15:09  串口\Ex13_01\Properties\AssemblyInfo.cs

     文件       2868  2007-08-21 15:09  串口\Ex13_01\Properties\Resources.Designer.cs

     文件       5612  2007-08-21 15:09  串口\Ex13_01\Properties\Resources.resx

     文件       1090  2007-08-21 15:09  串口\Ex13_01\Properties\Settings.Designer.cs

     文件        249  2007-08-21 15:09  串口\Ex13_01\Properties\Settings.settings

     文件       1113  2007-08-21 15:09  串口\Ex23_07.sln

    ..A..H.     16896  2009-04-12 22:44  串口\Ex23_07.suo

............此处省略16个文件信息