。Net串口调试工具

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Text;
using System.Windows.Forms;
using System.IO.Ports;
using System.Runtime.Remoting.Channels;

namespace YZ_LOT
{

    public enum CurrSetTypeName
    {
        Lora_Read,
        Lora_Write,
        Lora_Su_Read,
        Lora_Su_Write,
        GuanLi_Read,
        GuanLi_Write,
        Rs485_Read,
        Rs485_Write,
        XiaoYan_Read,
        XiaoYan_Write
    }

    public partial class UserControl_Machine_Debug : UserControl
    {
        private delegate void InvokeHandler();
        SerialPort sp = null;    //申明一个串口类

        bool isOpen = false;    //打开串口的标志

        bool isSetProperty = false;

        bool isHex = true;


        CurrSetTypeName MingLing_Type;

        string Machine_Name = "";

        public UserControl_Machine_Debug()
        {
            InitializeComponent();
        }

        public UserControl_Machine_Debug(string mName)
        {
            InitializeComponent();
            Machine_Name = mName;
        }


        private void GetChuanKou()
        {

            bool comExistence = false;    //有无可用串口标志位

            comboBox_ChuanKou.Items.Clear();    //清除当前串口号中的所有串口名称

            for (int i = 0; i < 10; i++)
            {
                try
                {

                    SerialPort sp = new SerialPort("COM" + (i + 1).ToString());    //sp依次赋值COM1、COM2、、COM10

                    sp.Open();

                    sp.Close();

                    comboBox_ChuanKou.Items.Add("COM" + (i + 1).ToString());    //串口可以打开关闭说明串口可以使用，否则跳到异常

                    comExistence = true;    //有可用串口则标志位为true

                }
                catch (Exception)
                {

                    continue;    //COM1串口不存在，则继续COM2，依次循环到COM10

                }

            }
            if (comExistence)
            {

                comboBox_ChuanKou.SelectedIndex = 0;    //串口号更新为最先有效的串口

            }
        }


        private void SetPortProperty()
        {


            sp = new SerialPort();    //初始化sp

            sp.PortName = comboBox_ChuanKou.Text.Trim();    //设置串口名

            sp.BaudRate = Convert.ToInt32(comboBox_BoTe.Text.Trim());    //设置波特率，波特率是把字符串转换为32位整型
            Console.WriteLine(comboBox_BoTe.Text);

            if (comboBox_TingZhi.Text.Trim() == "0")
            {

                sp.StopBits = StopBits.None;    //停止位为0

            }

            else if (comboBox_TingZhi.Text.Trim() == "1.5")
            {

                sp.StopBits = StopBits.OnePointFive;    //停止位为1.5

            }

            else if (comboBox_TingZhi.Text.Trim() == "2")

            {

                sp.StopBits = StopBits.Two;    //停止位为2

            }

            else

            {

                sp.StopBits = StopBits.One;    //停止位为1

            }

            sp.DataBits = Convert.ToInt16(comboBox_ShuJu.Text.Trim());    //设置数据位，数据位是把字符串转换为16位整型

            if (comboBox_XiaoYan.Text.Trim() == "ODD")
            {

                sp.Parity = Parity.Odd;    //奇校验

            }
            else if (comboBox_XiaoYan.Text.Trim() == "EVEN")
            {

                sp.Parity = Parity.Even;    //偶校验
            }
            else
            {
                sp.Parity = Parity.None;    //不校验
            }

            sp.ReceivedBytesThreshold = 1;
            sp.DtrEnable = true;
            sp.ReadTimeout = 1000;
            sp.RtsEnable = true;
            sp.DataReceived += new SerialDataReceivedEventHandler(Sp_DataReceived);

        }

        private void Sp_DataReceived(object sender, SerialDataReceivedEventArgs e)
        {
            System.Threading.Thread.Sleep(100);    //延时100ms，等待接收完数据
            bool IsSuccess = true;
            string recvData = "";
            try
            {
                if (isHex == false)
                {

                    recvData += sp.ReadLine();    //字符型，把接收字符直接显示在tbxRecvData上面，sp.ReadLine读串口字符串

                }
                else
                {

                    Byte[] ReceivedData = new Byte[sp.BytesToRead];    //定义并初始化字符数组，sp.ByteToRead串口读字符串长度

                    sp.Read(ReceivedData, 0, ReceivedData.Length);    //字符数组读取串口数据

                    recvData = BitConverter.ToString(ReceivedData, 0, ReceivedData.Length).Replace("-", " ");


                }
            }
            catch (TimeoutException)
            {

                IsSuccess = false;
            }
            

            sp.DiscardInBuffer();    //清除串口接收缓冲区数据

            string[] mingling_Arr = recvData.Split(' ');
            if(mingling_Arr.Length == 7 || mingling_Arr.Length == 8)
            {
                this.Invoke(new InvokeHandler(delegate ()
                {
                    switch (MingLing_Type)
                    {
                        case CurrSetTypeName.Lora_Read:
                            if(IsSuccess)
                            {
                                label_Lora.Text = "读取成功";
                                label_Lora.ForeColor = Color.Green;
                                int iNum = int.Parse(Get10string(mingling_Arr[4]));
                                comboBox_Lora.SelectedIndex = iNum - 1;
                            }
                            else
                            {
                                label_Lora.Text = "读取失败";
                                label_Lora.ForeColor = Color.Red;

                            }
                            
                            
                            break;
                        case CurrSetTypeName.Lora_Write:
                            if(IsSuccess)
                            {
                                label_Lora.Text = "设置成功";
                                label_Lora.ForeColor = Color.Green;
                            }
                            else
                            {
                                label_Lora.Text = "设置失败";
                                label_Lora.ForeColor = Color.Red;
                            }
                            
                            break;
                        case CurrSetTypeName.Lora_Su_Read:
                            if(IsSuccess)
                            {
                                label_Lora_Su.Text = "读取成功";
                                label_Lora_Su.ForeColor = Color.Green;
                                int iNum_Su = int.Parse(Get10string(mingling_Arr[4]));
                                comboBox_Lora_Su.SelectedIndex = iNum_Su - 1;
                            }
                            else
                            {
                                label_Lora_Su.Text = "读取失败";
                                label_Lora_Su.ForeColor = Color.Red;
                            }

                            
                            break;
                        case CurrSetTypeName.Lora_Su_Write:
                            if (IsSuccess)
                            {
                                label_Lora_Su.Text = "设置成功";
                                label_Lora_Su.ForeColor = Color.Green;
                            }
                            else
                            {
                                label_Lora_Su.Text = "设置失败";
                                label_Lora_Su.ForeColor = Color.Red;
                            }
                            
                            break;
                        case CurrSetTypeName.GuanLi_Read:
                            if(IsSuccess)
                            {
                                label_GuanLi.Text = "读取成功";
                                label_GuanLi.ForeColor = Color.Green;
                                textBox_GuanLi.Text = Get10string(mingling_Arr[4]);
                            }
                            else
                            {
                                label_GuanLi.Text = "读取失败";
                                label_GuanLi.ForeColor = Color.Red;
                            }
                           
                            break;
                        case CurrSetTypeName.GuanLi_Write:
                            if (IsSuccess)
                            {
                                label_GuanLi.Text = "设置成功";
                                label_GuanLi.ForeColor = Color.Green;
                            }
                            else
                            {
                                label_GuanLi.Text = "设置失败";
                                label_GuanLi.ForeColor = Color.Red;
                            }
                           
                            break;
                        case CurrSetTypeName.Rs485_Read:
                            if(IsSuccess)
                            {
                                label_BoTe.Text = "读取成功";
                                label_BoTe.ForeColor = Color.Green;
                                int iNum_BoTe = int.Parse(Get10string(mingling_Arr[4]));

                                comboBox_SuLu.SelectedIndex = iNum_BoTe - 1;
                            }
                            else
                            {
                                label_BoTe.Text = "读取失败";
                                label_BoTe.ForeColor = Color.Red;
                            }
                           

                            break;
                        case CurrSetTypeName.Rs485_Write:
                            if (IsSuccess)
                            {
                                label_BoTe.Text = "设置成功";
                                label_BoTe.ForeColor = Color.Green;
                            }
                            else
                            {
                                label_BoTe.Text = "设置失败";
                                label_BoTe.ForeColor = Color.Red;
                            }
                            
                            break;
                        case CurrSetTypeName.XiaoYan_Read:
                            if(IsSuccess)
                            {
                                label_XiaoJian.Text = "读取成功";
                                label_XiaoJian.ForeColor = Color.Green;
                                int iNum_XiaoYan = int.Parse(Get10string(mingling_Arr[4]));
                                comboBox_Data_XiaoYan.SelectedIndex = iNum_XiaoYan - 1;
                            }
                            else
                            {
                                label_XiaoJian.Text = "读取失败";
                                label_BoTe.ForeColor = Color.Red;
                            }
                            
                            break;
                        case CurrSetTypeName.XiaoYan_Write:
                            if (IsSuccess)
                            {
                                label_XiaoJian.Text = "设置成功";
                                label_XiaoJian.ForeColor = Color.Green;
                            }
                            else
                            {
                                label_XiaoJian.Text = "设置失败";
                                label_XiaoJian.ForeColor = Color.Red;
                            }
                            
                            break;
                        default:
                            break;
                    }
                }));
                    
            }
           


        }

        private void UserControl_Machine_Debug_Load(object sender, EventArgs e)
        {
            //加载串口
            GetChuanKou();
            comboBox_BoTe.SelectedIndex = 3;
            comboBox_ShuJu.SelectedIndex = 0;
            comboBox_TingZhi.SelectedIndex = 0;
            comboBox_XiaoYan.SelectedIndex = 0;
            this.label_BoTe.Text = "";
            label_Lora.Text = "";
            label_GuanLi.Text = "";
            label_Lora_Su.Text = "";
            label_XiaoJian.Text = "";
            comboBox_Lora.SelectedIndex = 0;
            comboBox_Lora_Su.SelectedIndex = 2;
            comboBox_SuLu.SelectedIndex = 3;
            comboBox_Data_XiaoYan.SelectedIndex = 0;
            groupBox_MachineName.Text = Machine_Name + "配置";
            label7.Text = Machine_Name + "配置";

            if(Machine_Name == "YZ-IOT_LORA_RS485网关")
            {
                this.label.Text = "管理设备数量";
            }


        }

        private void button_ResetMachine_Click(object sender, EventArgs e)
        {
            UserControl_Machine_List control_Machine_Debug = new UserControl_Machine_List();
            control_Machine_Debug.Dock = DockStyle.Fill;
            control_Machine_Debug.Show();

            this.Parent.Controls.Add(control_Machine_Debug);
            this.Parent.Controls.Remove(this);
        }


        private bool CheckPortSetting()

        {

            if (comboBox_ChuanKou.Text.Trim() =="")    return false;    //Trim()删除开头和结尾的空白字符

            if (comboBox_BoTe.Text.Trim() =="")    return false;

            if (comboBox_ShuJu.Text.Trim() =="")    return false;

            if (comboBox_TingZhi.Text.Trim() =="")    return false;

            if (comboBox_XiaoYan.Text.Trim() =="")    return false;

            return true;    //串口号、波特率、数据位、停止位、校验同时不为空，则返回true

        }

        private void button_OpenCom_Click(object sender, EventArgs e)
        {
            if (isOpen == false)    //之前串口是关闭的，则执行if语句块
            {

                if (!CheckPortSetting())    //串口未设置

                {

                    MessageBox.Show("串口未设置", "错误提示");

                    return;    //void函数加return，退出函数体

                }

                if(!isSetProperty)
                {
                    SetPortProperty();    //设置串口属性

                    isSetProperty = true;    //串口属性设置标志位设置为true

                }





                try

                {

                    sp.Open();    //打开串口

                    isOpen = true;    //串口打开标志位设置为true

                    button_OpenCom.Text = "关闭串口";    //btnOpenCom的文本设置为“关闭串口”

                    comboBox_ChuanKou.Enabled = false;    //串口号失能

                    comboBox_BoTe.Enabled = false;    //波特率

                    comboBox_ShuJu.Enabled = false;    //数据位

                    comboBox_TingZhi.Enabled = false;    //停止位

                    comboBox_XiaoYan.Enabled = false;    //校验


                }

                catch (Exception)

                {

                    isSetProperty = false;    //串口设置标志位设置为false

                    isOpen = false;    //串口打开标志位设置为false

                    MessageBox.Show("串口无效或已被占用", "错误提示");    //打开失败提示消息框

                }

            }

            else    //之前串口是打开的，则执行else语句块

            {

                try

                {

                    sp.Close();    //关闭串口

                    isOpen = false;    //串口打开标志位设置为false

                    isSetProperty = false;

                    button_OpenCom.Text = "打开串口";    //btnOpenCom的文本设置为“打开串口”

                    comboBox_ChuanKou.Enabled = true;    //串口号失能

                    comboBox_BoTe.Enabled = true;    //波特率

                    comboBox_ShuJu.Enabled = true;    //数据位

                    comboBox_TingZhi.Enabled = true;    //停止位

                    comboBox_XiaoYan.Enabled = true;    //校验           

                }

                catch (Exception)

                {

                    MessageBox.Show("关闭串口时发生错误", "错误提示");    //关闭失败提示消息框

                }

            }

        }
        public byte[] strToToHexByte(String hexString)
        {
            hexString = hexString.Replace(" ", "");

            if ((hexString.Length % 2) != 0)

                hexString += " ";

            byte[] returnBytes = new byte[hexString.Length / 2];

            for (int i = 0; i < returnBytes.Length; i++)

                returnBytes[i] = Convert.ToByte(hexString.Substring(i * 2, 2).Trim(), 16); return returnBytes;
        }

        private void SendData(string data, CurrSetTypeName typeid)
        {

            if (isOpen)    //串口打开状态
            {

                try
                {
                    MingLing_Type = typeid;
                    data += CRC.ToModbusCRC16(data).Insert(2, " ");
                    Console.WriteLine("发送数据--" + data);
                    byte[] writeBytes = strToToHexByte(data);
                    sp.Write(writeBytes, 0, writeBytes.Length);    //串口发送数据

                }

                catch

                {

                    MessageBox.Show("发送数据时发生错误！", "错误提示");

                    return;

                }

            }

            else

            {

                MessageBox.Show("串口未打开", "错误提示");

            }



        }

        private void comboBox_ChuanKou_MouseEnter(object sender, EventArgs e)
        {
           
        }
        private string Get16String(string sDiZhi)
        {
            if (int.Parse(sDiZhi) > 9)
            {
                sDiZhi = Convert.ToString(int.Parse(sDiZhi), 16);
                if (sDiZhi.Length < 2)
                {
                    sDiZhi += "0" + sDiZhi.ToString();
                }
            }
            else
            {
                sDiZhi = "0" + sDiZhi;
            }

            return sDiZhi;


        }

        private string Get10string(string num)
        {
            int RtnMsg10 = int.Parse(num.Replace(" ", ""), System.Globalization.NumberStyles.HexNumber);
            return RtnMsg10.ToString();
        }
        private void button_Lora_Read_Click(object sender, EventArgs e)
        {
            
               
            SendData("FF 03 00 64 00 01 ",CurrSetTypeName.Lora_Read);
            
           
        }

        private void button_Lora_Sy_Read_Click(object sender, EventArgs e)
        {
            SendData("FF 03 00 65 00 01 ",CurrSetTypeName.Lora_Su_Read);
        }

       

        private void button_Lora_Set_Click(object sender, EventArgs e)
        {
            if(comboBox_Lora.Text != "")
            {

                int dataId = comboBox_Lora.SelectedIndex + 1;
                string sDiZhi = Get16String(dataId.ToString());
                SendData("FF 06 00 64 00 " + sDiZhi + " ",CurrSetTypeName.Lora_Write);
            }
            else
            {
                MessageBox.Show("请输入设置信息");
            }
          
        }

        private void button_GuanLi_Read_Click(object sender, EventArgs e)
        {
            SendData("FF 03 00 66 00 01 ",CurrSetTypeName.GuanLi_Read);
        }

        private void button_BoTe_Read_Click(object sender, EventArgs e)
        {
            SendData("FF 03 00 67 00 01 ",CurrSetTypeName.Rs485_Read);
        }

        private void button_XiaoJian_Read_Click(object sender, EventArgs e)
        {
            SendData("FF 03 00 68 00 01 ",CurrSetTypeName.XiaoYan_Read);
        }

        private void button_Lora_Su_Set_Click(object sender, EventArgs e)
        {
            if (comboBox_Lora_Su.Text != "")
            {
                int dataId = comboBox_Lora_Su.SelectedIndex + 1;
                string sDiZhi = Get16String(dataId.ToString());
                SendData("FF 06 00 65 00 " + sDiZhi + " ",CurrSetTypeName.Lora_Su_Write);
            }
            else
            {
                MessageBox.Show("请输入设置信息");
            }
        }

        private void button_GuanLi_Set_Click(object sender, EventArgs e)
        {
            if (textBox_GuanLi.Text != "")
            {
                string sDiZhi = Get16String(textBox_GuanLi.Text);
                SendData("FF 06 00 66 00 " + sDiZhi + " ",CurrSetTypeName.GuanLi_Write);
            }
            else
            {
                MessageBox.Show("请输入设置信息");
            }
        }

        private void button_BoTe_Set_Click(object sender, EventArgs e)
        {
            if (comboBox_SuLu.Text != "")
            {
                int  dataId = comboBox_SuLu.SelectedIndex + 1;
               
                string sDiZhi = Get16String(dataId.ToString());
                SendData("FF 06 00 67 00 " + sDiZhi + " ",CurrSetTypeName.Rs485_Write);
            }
            else
            {
                MessageBox.Show("请输入设置信息");
            }
        }

        private void button_XiaoJian_Set_Click(object sender, EventArgs e)
        {
            if (comboBox_Data_XiaoYan.Text != "")
            {
                int dataId = comboBox_Data_XiaoYan.SelectedIndex + 1;
                string sDiZhi = Get16String(dataId.ToString());
                SendData("FF 06 00 68 00 " + sDiZhi + " ",CurrSetTypeName.XiaoYan_Write);
            }
            else
            {
                MessageBox.Show("请输入设置信息");
            }
        }

        private void textBox_GuanLi_KeyPress(object sender, KeyPressEventArgs e)
        {
            if ((e.KeyChar < 48 || e.KeyChar > 57) && e.KeyChar != 8)
            {
                if(int.Parse(textBox_GuanLi.Text) > 0 && int.Parse(textBox_GuanLi.Text) <= 250)
                {
                    e.Handled = true;
                }
            }
        }

        private void textBox_GuanLi_TextChanged(object sender, EventArgs e)
        {
            try
            {
                if (int.Parse(textBox_GuanLi.Text) <= 0 )
                {
                    textBox_GuanLi.Text = "1";
                }

                if(int.Parse(textBox_GuanLi.Text) > 250)
                {
                    textBox_GuanLi.Text = "250";
                }
            }
            catch (Exception)
            {

               
            }
            
        }

        private void button_SearchMachine_Click(object sender, EventArgs e)
        {
            GetChuanKou();
        }
    }
}