PC与西门子PLC串口通信

PC端采用c#实现开关量输入(PPI协议,SerialPort控件)

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;

namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        Brush bush2 = new SolidBrush（Color.Green）;
        Brush bush1= new SolidBrush（Color.Red）;
        int bz = 0;
        string data;
      string data2;
        public Form1（）
        {
            InitializeComponent（）;
        }

        private void timer1_Tick（object sender EventArgs e）
        {
            Graphics g1 = this.pictureBox1.CreateGraphics（）;
            Graphics g2 = this.pictureBox2.CreateGraphics（）;
            Graphics g3 = this.pictureBox3.CreateGraphics（）;
            G

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

     文件      36507  2011-12-25 13:30  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\0.jpg

     文件      42926  2011-12-25 13:29  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\1.jpg

     文件       4858  2011-12-28 17:34  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\Backup\WindowsFormsApplication1\Form1.cs

     文件      13435  2011-12-28 17:34  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\Backup\WindowsFormsApplication1\Form1.Designer.cs

     文件       6382  2011-12-28 17:34  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\Backup\WindowsFormsApplication1\Form1.resx

     文件        505  2011-12-25 11:33  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\Backup\WindowsFormsApplication1\Program.cs

     文件       1404  2011-12-25 11:33  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\Backup\WindowsFormsApplication1\Properties\AssemblyInfo.cs

     文件       2898  2011-12-25 11:33  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\Backup\WindowsFormsApplication1\Properties\Resources.Designer.cs

     文件       5612  2011-12-25 11:33  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\Backup\WindowsFormsApplication1\Properties\Resources.resx

     文件       1109  2011-12-25 11:33  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\Backup\WindowsFormsApplication1\Properties\Settings.Designer.cs

     文件        249  2011-12-25 11:33  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\Backup\WindowsFormsApplication1\Properties\Settings.settings

     文件       3759  2011-12-25 11:40  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\Backup\WindowsFormsApplication1\WindowsFormsApplication1.csproj

     文件         74  2011-12-25 11:34  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\Backup\WindowsFormsApplication1\WindowsFormsApplication1.csproj.user

     文件        962  2011-12-25 11:34  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\Backup\WindowsFormsApplication1.sln

    ..A..H.     18944  2015-09-10 17:14  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\Backup\WindowsFormsApplication1.v11.suo

     文件      30788  2015-09-10 17:17  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\UpgradeLog.htm

     文件      10684  2015-09-10 17:17  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\UpgradeLog.xml

     文件      13824  2011-12-28 17:34  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.exe

     文件      36352  2011-12-28 17:34  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.pdb

     文件      21464  2018-01-16 19:16  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.vshost.exe

     文件        490  2012-06-06 02:06  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.vshost.exe.manifest

     文件      13824  2011-12-25 13:29  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\WindowsFormsApplication1\bin\Release\WindowsFormsApplication1.exe

     文件      26112  2011-12-25 13:29  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\WindowsFormsApplication1\bin\Release\WindowsFormsApplication1.pdb

     文件       4858  2011-12-28 17:34  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\WindowsFormsApplication1\Form1.cs

     文件      13435  2011-12-28 17:34  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\WindowsFormsApplication1\Form1.Designer.cs

     文件       6382  2011-12-28 17:34  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\WindowsFormsApplication1\Form1.resx

     文件        789  2018-01-16 19:16  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\WindowsFormsApplication1\obj\Debug\DesignTimeResolveAssemblyReferences.cache

     文件       7212  2018-01-16 19:16  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\WindowsFormsApplication1\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

     文件       4608  2015-09-10 17:19  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\WindowsFormsApplication1\obj\Debug\TempPE\Properties.Resources.Designer.cs.dll

     文件       6539  2018-01-16 19:16  08 PC端采用c#实现开关量输入（PPI协议SerialPort控件）\WindowsFormsApplication1\obj\Debug\WindowsFormsApplication1.csproj.FileListAbsolute.txt

............此处省略47个文件信息