485 lines
15 KiB
C#
485 lines
15 KiB
C#
using Microsoft.Win32;
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using System;
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using System.Drawing;
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using System.Windows.Forms;
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namespace C_Windows_1
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{
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public partial class PortSetting : Form
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{
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public PortSetting()
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{
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InitializeComponent();
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}
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private void PortSetting_Load(object sender, EventArgs e)
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{
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string[] ports = System.IO.Ports.SerialPort.GetPortNames();//获得有效端口号
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PortNum.Items.AddRange(ports);
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CodePort1.Items.AddRange(ports);
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Baudrate.SelectedIndex = 0;
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Read();
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if (Form1.f1.CH1.IsOpen())
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{
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label6.Text = "已连接";
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label6.ForeColor = Color.Green;
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label5.Text = "已连接";
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label5.ForeColor = Color.Green;
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Form1.f1.label6.Text = "已连接";
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BtnCon1.Enabled = false;
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PortNum.Enabled = false;
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Baudrate.Enabled = false;
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}
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else
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{
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label6.Text = "未连接";
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label6.ForeColor = Color.Red;
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label5.Text = "未连接";
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label5.ForeColor = Color.Red;
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Form1.f1.label6.Text = "未连接";
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BtnCon1.Enabled = true;
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PortNum.Enabled = true;
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Baudrate.Enabled = true;
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}
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if (Form1.f1.SerialPort1.IsOpen)
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{
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CodeIsComm1.Text = "已连接";
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CodeIsComm1.ForeColor = Color.Green;
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PortBtnCon1.Enabled = false;
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}
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else
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{
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CodeIsComm1.Text = "未连接";
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CodeIsComm1.ForeColor = Color.Red;
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PortBtnCon1.Enabled = true;
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}
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}
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private void BtnCon1_Click(object sender, EventArgs e)
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{
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try
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{
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if (Form1.f1.CH1.IsOpen())
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{
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Form1.f1.CH1.Close();
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}
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Form1.f1.ModbusRtuint(Form1.f1.CH1, Convert.ToByte(Form1.f1.Station.Text), PortNum.Text, Convert.ToInt32(Baudrate.Text), 8, System.IO.Ports.StopBits.One, System.IO.Ports.Parity.None);
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if (Form1.f1.CH1.IsOpen())
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{
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Form1.f1.label6.Text = "已连接";
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Form1.f1.BtnCon1.Enabled = false;
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Form1.f1.label6.ForeColor = Color.Green;
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label6.Text = "已连接";
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label6.ForeColor = Color.Green;
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label5.Text = "已连接";
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label5.ForeColor = Color.Green;
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BtnCon1.Enabled = false;
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PortNum.Enabled = false;
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Baudrate.Enabled = false;
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SetPort();
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Form1.f1.PortNum.Text = PortNum.Text;
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}
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else
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{
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MessageBox.Show("连接失败,请检查端口占用情况");
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}
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}
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catch (Exception ex)
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{
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MessageBox.Show(ex.Message);
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}
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}
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private void BtnRefresh_Click(object sender, EventArgs e)
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{
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PortNum.Items.Clear();
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string[] ports = System.IO.Ports.SerialPort.GetPortNames();
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PortNum.Items.AddRange(ports);
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}
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private void BtnBreak_Click(object sender, EventArgs e)
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{
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try
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{
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if (Form1.f1.CH1.IsOpen())
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{
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Form1.f1.CH1.Close();
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if (Form1.f1.CH1.IsOpen() is false)
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{
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label6.Text = "未连接";
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label6.ForeColor = Color.Red;
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label5.Text = "未连接";
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label5.ForeColor = Color.Red;
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Form1.f1.label6.Text = "未连接";
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Form1.f1.label6.ForeColor = Color.Red;
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BtnCon1.Enabled = true;
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PortNum.Enabled = true;
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Baudrate.Enabled = true;
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Form1.f1.BtnCon1.Enabled = true;
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}
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}
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//else
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//{
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// ////读取启动信号需停止
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// //Form1.f1.Timer1.Stop();
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// //Form1.f1.Timer1.Dispose();
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// //if (Form1.f1.Timer1.Enabled is true)
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// //{
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// // Form1.f1.Timer1.Stop();
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// //}
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// Form1.f1.SerialPort1.Close();
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// if (Form1.f1.SerialPort1.IsOpen is false)
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// {
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// label6.Text = "未连接";
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// label6.ForeColor = Color.Red;
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// BtnCon1.Enabled = true;
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// label5.Text = "未连接";
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// label5.ForeColor = Color.Red;
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// Form1.f1.label6.Text = "未连接";
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// PortNum.Enabled = true;
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// Baudrate.Enabled = true;
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// }
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//}
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}
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catch (Exception ex)
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{
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MessageBox.Show(ex.Message);
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}
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}
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//发送过程
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private void Send()
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{
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try
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{
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//将CRC冗余码添加进指令中
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String str = Form1.f1.Station.Text + "0300190001";
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byte[] byt = StrtoHexbyte(str);
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int str2;
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str2 = Crc16_Modbus(byt, byt.Length);
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string str3;
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str3 = Convert.ToString((str2 >> 8) & 0xff, 16);
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string str4;
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str4 = Convert.ToString(str2 & 0xff, 16);
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if (str3.Length == 1)
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{
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str3 = "0" + str3;
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}
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if (str4.Length == 1)
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{
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str4 = "0" + str4;
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}
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SendText.Text = str + str4 + str3;
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String str5 = SendText.Text;
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if (str5.Length > 0)
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{
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byte[] byt2 = StrtoHexbyte(str5);
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TestPort1.Write(byt2, 0, byt2.Length);//发送数据
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}
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}
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catch (Exception ex)
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{
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MessageBox.Show(ex.Message);
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}
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}
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//计算CRC冗余码
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private int Crc16_Modbus(byte[] modbusdata, int length)
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{
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int i, j;
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int crc = 0xffff;//0xffff or 0
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for (i = 0; i < length; i++)
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{
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crc ^= modbusdata[i] & 0xff;
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for (j = 0; j < 8; j++)
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{
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if ((crc & 0x01) == 1)
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{
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crc = (crc >> 1) ^ 0xa001;
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}
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else
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{
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crc >>= 1;
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}
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}
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}
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return crc;
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}
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//将发送数据转为十六进制数据
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private static byte[] StrtoHexbyte(String hexstring)
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{
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int i;
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hexstring = hexstring.Replace(" ", "");
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byte[] returnBytes = new byte[(hexstring.Length) / 2];
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try
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{
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for (i = 0; i < returnBytes.Length; i++)
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{
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returnBytes[i] = Convert.ToByte(hexstring.Substring(i * 2, 2), 16);
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}
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}
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catch (Exception ex)
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{
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MessageBox.Show(ex.Message);
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return null;
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}
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return returnBytes;
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}
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//接收数据
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private void TestPort1_DataReceived(object sender, System.IO.Ports.SerialDataReceivedEventArgs e)
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{
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try
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{
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System.Threading.Thread.Sleep(100);
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int len = TestPort1.BytesToRead;//获取可以读取的字节数
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if (len > 1)
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{
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byte[] buff = new byte[len];//创建缓存数据数组
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TestPort1.Read(buff, 0, len);//把数据读取到buff数组
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//string str = Encoding.Default.GetString(buff);
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Invoke((new System.Action(() => //串口接收事件会自动创建线程
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{
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ReceiveText.Clear();
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ReceiveText.Text = ByteToHexStr(buff);
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TestPort1.DiscardInBuffer();
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}
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)));
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}
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}
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catch (Exception ex)
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{
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MessageBox.Show(ex.Message);
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}
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}
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private void ReceiveText_TextChanged(object sender, EventArgs e)
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{
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//if (ReceiveText.Text.Length > 0)
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//{
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// timer1.Interval = 200;
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// timer1.Start();
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//}
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}
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private void Stagenum()
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{
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string testresult = ReceiveText.Text.Replace(" ", "");
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if (testresult.Length > 10 && testresult.Substring(2, 2) == "03")
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{
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//设置端口的参数，包括波特率等
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Form1.f1.SerialPort1.BaudRate = int.Parse(Baudrate.Text);
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Form1.f1.SerialPort1.PortName = PortNum.Text;
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Form1.f1.SerialPort1.DataBits = 8;
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Form1.f1.SerialPort1.StopBits = System.IO.Ports.StopBits.One;
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Form1.f1.SerialPort1.Parity = System.IO.Ports.Parity.None;
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Form1.f1.SerialPort1.Open();
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if (Form1.f1.SerialPort1.IsOpen)
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{
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label5.Text = "已连接";
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label5.ForeColor = Color.Green;
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Form1.f1.label6.Text = "已连接";
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Form1.f1.label6.ForeColor = Color.Green;
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Form1.f1.PortNum.Text = Form1.f1.SerialPort1.PortName;
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Form1.f1.Timer1.Interval = 800;
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Form1.f1.Timer1.Start();
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Form1.f1.stage = 1;
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Form1.f1.BtnCon1.Enabled = false;
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//stage = 1;
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SetPort();
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}
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}
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}
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//十六进制接收
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public static string ByteToHexStr(byte[] bytes)
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{
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string returnStr = "";
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try
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{
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if (bytes != null)
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{
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for (int i = 0; i < bytes.Length; i++)
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{
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returnStr += bytes[i].ToString("X2");//每个字节转换成两位十六进制
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returnStr += " ";//两个16进制用空格隔开,方便看数据
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}
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}
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return returnStr;
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}
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catch (Exception)
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{
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return returnStr;
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}
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}
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//端口写入
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private void SetPort()
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{
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RegistryKey regName;
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regName = Registry.CurrentUser.OpenSubKey("SOFTWARE\\Microsoft\\PMD\\1.0\\User-LL18-Set", true);
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if (regName is null)
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{
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regName = Registry.CurrentUser.CreateSubKey("SOFTWARE\\Microsoft\\PMD\\1.0\\User-LL18-Set");
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}
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regName.SetValue("port", PortNum.Text);
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regName.SetValue("Baudrate", Baudrate.Text);
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regName.Close();
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}
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private void SetcodePort()
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{
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RegistryKey regName;
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regName = Registry.CurrentUser.OpenSubKey("SOFTWARE\\Microsoft\\PMD\\1.0\\User-LL18-Set", true);
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if (regName is null)
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{
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regName = Registry.CurrentUser.CreateSubKey("SOFTWARE\\Microsoft\\PMD\\1.0\\User-LL18-Set");
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}
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regName.SetValue("codeport", CodePort1.Text);
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regName.SetValue("codeBaudrate", CodeBaud1.Text);
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regName.Close();
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}
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private void Read()
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{
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RegistryKey regName;
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regName = Registry.CurrentUser.OpenSubKey("SOFTWARE\\Microsoft\\PMD\\1.0\\User-LL18-Set", true);
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if (regName is null)
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{
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regName = Registry.CurrentUser.CreateSubKey("SOFTWARE\\Microsoft\\PMD\\1.0\\User-LL18-Set");
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}
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regName.OpenSubKey("User");
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if (regName.GetValue("port") is null)
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{
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PortNum.Text = "";
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}
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else
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{
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PortNum.Text = regName.GetValue("port").ToString();
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}
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if (regName.GetValue("Baudrate") is null)
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{
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Baudrate.Text = "9600";
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}
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else
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{
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Baudrate.Text = regName.GetValue("Baudrate").ToString();
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}
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if (regName.GetValue("codeport") is null)
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{
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CodePort1.Text = "COM8";
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}
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else
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{
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CodePort1.Text = regName.GetValue("codeport").ToString();
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}
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CodeBaud1.Text = "9600";
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regName.Close();
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}
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private void timer1_Tick(object sender, EventArgs e)
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{
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//try
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//{
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// timer1.Stop();
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// TestPort1.Close();
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// Stagenum();
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//}
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//catch (Exception ex)
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//{
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// timer1.Stop();
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//}
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}
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private void PortBtnCon1_Click(object sender, EventArgs e)
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{
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try
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{
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Form1.f1.CodePort1.Close();
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//设置端口的参数，包括波特率等
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Form1.f1.CodePort1.BaudRate = int.Parse(CodeBaud1.Text);
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Form1.f1.CodePort1.PortName = CodePort1.Text;
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Form1.f1.CodePort1.DataBits = 8;
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Form1.f1.CodePort1.StopBits = System.IO.Ports.StopBits.One;
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Form1.f1.CodePort1.Parity = System.IO.Ports.Parity.None;
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Form1.f1.CodePort1.Open();
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if (Form1.f1.CodePort1.IsOpen)
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{
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CodeIsComm1.Text = "已连接";
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CodeIsComm1.ForeColor = Color.Green;
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CodePort1.Enabled = false;
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PortBtnCon1.Enabled = false;
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CodeBaud1.Enabled = false;
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SetcodePort();
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}
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}
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catch (Exception ex)
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{
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//MessageBox.Show(ex.Message);
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MessageBox.Show(ex.StackTrace);
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}
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}
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private void PortBtnRefresh_Click(object sender, EventArgs e)
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{
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CodePort1.Items.Clear();
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string[] ports = System.IO.Ports.SerialPort.GetPortNames();
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CodePort1.Items.AddRange(ports);
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}
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private void PortBtnBreak_Click(object sender, EventArgs e)
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{
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Form1.f1.CodePort1.Close();
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if (!Form1.f1.CodePort1.IsOpen)
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{
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CodeIsComm1.Text = "未连接";
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CodeIsComm1.ForeColor = Color.Red;
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CodePort1.Enabled = true;
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PortBtnCon1.Enabled = true;
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CodeBaud1.Enabled = true;
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}
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}
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}
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} |