initial version

2024-11-05 10:31:38 +03:00
commit cc87ae26b5
33 changed files with 2166 additions and 0 deletions
--- a/Form1.cs
+++ b/Form1.cs
@@ -0,0 +1,141 @@
+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.Ports;
+using System.Drawing.Drawing2D;
+using System.Threading;
+using System.Runtime;
+using System.Web;
+
+namespace Gidrolock_Modbus_Scanner
+{
+    public partial class App : Form
+    {
+        public bool isAwaitingResponse = false;
+        public short[] res = new short[12];
+        public SerialPort port = new SerialPort();
+
+        public App()
+        {
+            InitializeComponent();
+            this.port.DataReceived += new System.IO.Ports.SerialDataReceivedEventHandler(PortDataReceived);
+            this.UpDown_ModbusID.Value = 30;
+        }
+        void App_FormClosed(object sender, FormClosedEventArgs e)
+        {
+            port.Close();
+            if (!port.IsOpen)
+                Application.Exit();
+        }
+
+        void Form1_Load(object sender, EventArgs e)
+        {
+            CBox_Ports.Items.AddRange(SerialPort.GetPortNames());
+            if (CBox_Ports.Items.Count > 0)
+                CBox_Ports.SelectedIndex = 0;
+            Init();
+        }
+
+        void Init()
+        {
+            if (UpDown_ModbusID.Value == 0)
+                ButtonConnect.Text = "Найти адрес";
+            else ButtonConnect.Text = "Подключиться";
+        }
+
+        private async void ButtonConnect_Click(object sender, EventArgs e)
+        { 
+            if (CBox_Ports.Text == "")
+                MessageBox.Show("Необходимо выбрать COM порт.", "Ошибка", MessageBoxButtons.OK);
+            if (UpDown_ModbusID.Value == 0)
+                MessageBox.Show("Глобальное вещание пока не поддерживается");
+            try 
+            {
+                if (port.IsOpen)
+                    port.Close();
+
+                port.Handshake = Handshake.None;
+                port.PortName = CBox_Ports.Text;
+                port.BaudRate = 9600;
+                port.Parity = Parity.None;
+                port.DataBits = 8;
+                port.StopBits = StopBits.One;
+
+                port.ReadTimeout = 10;
+                port.WriteTimeout = 10;
+
+        
+
+                port.Open();
+                var send = await Modbus.ReadRegAsync(port, (byte)FunctionCode.HoldingRegister, (byte)UpDown_ModbusID.Value, 128, 1);
+                isAwaitingResponse = true;
+                Task timer = Task.Delay(2000);
+                await timer.ContinueWith( _ => 
+                {
+                    if (isAwaitingResponse)
+                        MessageBox.Show("Истекло время ожидания ответа.", "Ошибка");
+                });
+
+            }
+            catch (Exception err)
+            {
+                port.Close();
+                MessageBox.Show(err.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        void CBox_Ports_Click(object sender, EventArgs e)
+        {
+            CBox_Ports.Items.Clear();
+            CBox_Ports.Items.AddRange(SerialPort.GetPortNames());
+        }
+
+        void PortDataReceived(object sender, EventArgs e)
+        {
+            Console.WriteLine("Data receieved on Serial Port");
+            isAwaitingResponse = false;
+            int len;
+            byte rdxLen = 0;
+            
+            try
+            {
+                len = port.BytesToRead;
+                byte[] data = new byte[len];
+                port.Read(data, rdxLen, len);
+                rdxLen += (byte)len;
+                int lastByte = len - 1;
+                for (int i = len - 1; i >= 0; i--)
+                {
+                    if (data[i] != 0)
+                    {
+                        lastByte = i;
+                        break;
+                    }
+                }
+                string dataString = BitConverter.ToString(data);
+                string dataCleaned = "";
+                for (int i = 0; i < dataString.Length; i++)
+                {
+                    if (dataString[i] == '-')
+                        dataCleaned += " ";
+                    else dataCleaned += dataString[i];
+                }
+                MessageBox.Show("Получен ответ от устройства: " + dataCleaned, "Успех", MessageBoxButtons.OK);
+            }
+            catch (Exception err)
+            {
+                MessageBox.Show(err.Message);
+            }
+
+            port.Close();
+        }
+    }
+}   
+
+public enum FunctionCode { Coil, DiscreteInput, HoldingRegister, InputRegister}