读取寄存器

ModbusDemo/Device/IModbusRTU.cs

@@ -13,5 +13,7 @@ namespace ModbusDemo.Device
 
         public void WriteCoil(byte slaveAddress, ushort startAddress, bool[] data);
 
+        public ushort[] ReadRegisters(byte slaveAddress, ushort startAddress, ushort numberOfPoints);
+
     }
 }

ModbusDemo/Device/ModbusRTU.cs

@@ -58,7 +58,7 @@ namespace ModbusDemo.Device
                 Thread.Sleep(300);
                 byte[] response = new byte[_serialPort.BytesToRead];
                 _serialPort.Read(response, 0, _serialPort.BytesToRead);
-                return Parseresponse(response,numberOfPoints);
+                return ParseCoilresponse(response,numberOfPoints);
             }
 
 
@@ -66,7 +66,7 @@ namespace ModbusDemo.Device
         }
 
 
-        public bool[] Parseresponse(byte[] response, ushort numberOfPoints)
+        public bool[] ParseCoilresponse(byte[] response, ushort numberOfPoints)
         {
             //判断发送回来的数据是否正确
             CheckData.CheckResponse(response);
@@ -107,7 +107,12 @@ namespace ModbusDemo.Device
             }
             return ultimately;
         }
-
+        /// <summary>
+        /// 写入多个线圈操作
+        /// </summary>
+        /// <param name="slaveAddress">从站地址</param>
+        /// <param name="startAddress">起始地址</param>
+        /// <param name="data">写入的数据</param>
         public void WriteCoil(byte slaveAddress, ushort startAddress, bool[] data)
         {
             List<byte> sendByteList = new List<byte>();
@@ -172,5 +177,66 @@ namespace ModbusDemo.Device
 
             
         }
+
+        public ushort[] ReadRegisters(byte slaveAddress, ushort startAddress, ushort numberOfPoints)
+        {
+            if (!_serialPort.IsOpen)
+            {
+                MessageBox.Show("串口没有链接，请先链接");
+                return null;
+            }
+            List<byte> sendByteList = new List<byte>();
+            //设置从站地址
+            sendByteList.Add(slaveAddress);
+            //设置功能码
+            sendByteList.Add(0x03);
+            //设置起始地址的高位和低位
+            sendByteList.Add(BitConverter.GetBytes(startAddress)[1]);
+            sendByteList.Add(BitConverter.GetBytes(startAddress)[0]);
+            //设置读取几个线圈的高位和低位
+            sendByteList.Add(BitConverter.GetBytes(numberOfPoints)[1]);
+            sendByteList.Add(BitConverter.GetBytes(numberOfPoints)[0]);
+            //获取CRC校验码
+            byte[] getCRC = sendByteList.ToArray();
+            byte[] resultCRC = CRCUitl.CalculateCRC(getCRC, getCRC.Length);
+            sendByteList.Add(resultCRC[0]);
+            sendByteList.Add(resultCRC[1]);
+
+            byte[] sendByte = sendByteList.ToArray();
+            if (_serialPort.IsOpen)
+            {
+                // 清空接收缓冲区（避免残留数据干扰）
+                _serialPort.DiscardInBuffer();
+
+                _serialPort.Write(sendByte, 0, sendByte.Length);
+                Thread.Sleep(300);
+                byte[] response = new byte[_serialPort.BytesToRead];
+                _serialPort.Read(response, 0, _serialPort.BytesToRead);
+                return ParseRegistersresponse(response, numberOfPoints);
+            }
+
+            return null;
+        }
+        public ushort[] ParseRegistersresponse(byte[] response, ushort numberOfPoints)
+        {
+            //判断发送回来的数据是否正确
+            CheckData.CheckResponse(response);
+
+            if (!CRCUitl.ValidateCRC(response))
+            {
+                MessageBox.Show("0x14:CRC校验错误");
+                return null;
+            }
+
+            ushort[] registers = new ushort[numberOfPoints];
+            for (int i = 0; i < numberOfPoints; i++)
+            {
+                int pos = 3 + i * 2;
+                // 大端序转换 (高位在前)
+                registers[i] = (ushort)((response[pos] << 8) | response[pos + 1]);
+            }
+
+            return registers;
+        }
     }
 }

ModbusDemo/Extension/EnumBindingSourceExtension.cs

@@ -7,6 +7,9 @@ using System.Windows.Markup;
 
 namespace ModbusDemo.Extension
 {
+    /// <summary>
+    /// 此处代码是复制粘贴，用来让枚举类型绑定到下拉框上
+    /// </summary>
     class EnumBindingSourceExtension : MarkupExtension
     {
         private Type _enumType;

ModbusDemo/MainWindow.xaml

@@ -7,16 +7,18 @@
     xmlns:local="clr-namespace:ModbusDemo"
     xmlns:md="http://materialdesigninxaml.net/winfx/xaml/themes"
     xmlns:i="http://schemas.microsoft.com/xaml/behaviors"
-    xmlns:prism="http://prismlibrary.com/" 
-    xmlns:viewmodel="clr-namespace:ModbusDemo.VIewModel" 
-    d:DataContext="{d:DesignInstance Type=viewmodel:MainWindowViewModel,IsDesignTimeCreatable=True}"
+    xmlns:prism="http://prismlibrary.com/"
+    xmlns:viewmodel="clr-namespace:ModbusDemo.VIewModel"
     Title="MainWindow"
     Width="900"
     Height="600"
+    d:DataContext="{d:DesignInstance Type=viewmodel:MainWindowViewModel,
+                                     IsDesignTimeCreatable=True}"
     WindowStartupLocation="CenterScreen"
     mc:Ignorable="d">
     <WindowChrome.WindowChrome>
-        <WindowChrome GlassFrameThickness="-1"></WindowChrome>
+        <WindowChrome GlassFrameThickness="-1">
+        </WindowChrome>
     </WindowChrome.WindowChrome>
     <md:DialogHost DialogTheme="Inherit" Identifier="RootDialog">
 
@@ -37,8 +39,13 @@
                         </i:Interaction.Triggers>
                         <ListBox.ItemTemplate>
                             <DataTemplate>
-                                <StackPanel Orientation="Horizontal" Background="Transparent" >
-                                    <md:PackIcon Margin="15,0" HorizontalAlignment="Center" VerticalAlignment="Center" Kind="{Binding Icon}" FontSize="20">
+                                <StackPanel Orientation="Horizontal" Background="Transparent">
+                                    <md:PackIcon
+                                        Margin="15,0"
+                                        HorizontalAlignment="Center"
+                                        VerticalAlignment="Center"
+                                        Kind="{Binding Icon}"
+                                        FontSize="20">
                                     </md:PackIcon>
                                     <TextBlock HorizontalAlignment="Center" VerticalAlignment="Center" Text="{Binding MenuName}" FontSize="20">
                                     </TextBlock>

ModbusDemo/VIew/CoilUC.xaml

@@ -13,6 +13,12 @@
     d:DesignHeight="450"
     d:DesignWidth="800"
     mc:Ignorable="d">
+    <UserControl.Resources>
+        <Style TargetType="TextBox">
+            <Setter Property="Margin" Value="0,5"/>
+            <Setter Property="FontSize" Value="14"/>
+        </Style>
+    </UserControl.Resources>
     <Grid>
         <Grid.RowDefinitions>
             <RowDefinition Height="60">
@@ -45,6 +51,10 @@
                 <ColumnDefinition>
                 </ColumnDefinition>
             </Grid.ColumnDefinitions>
+            <Grid.RowDefinitions>
+                <RowDefinition></RowDefinition>
+                <RowDefinition Height="60"></RowDefinition>
+            </Grid.RowDefinitions>
             <StackPanel HorizontalAlignment="Center" Orientation="Vertical">
                 <TextBlock Margin="20" Text="从站地址">
                 </TextBlock>
@@ -66,11 +76,11 @@
                 </TextBox>
             </StackPanel>
 
-            <StackPanel Grid.Column="3" HorizontalAlignment="Center" Orientation="Vertical">
-                <TextBlock Margin="20" Text="读取结果">
-                </TextBlock>
-                <TextBox Margin="0,-10,0,0" Text="{Binding ReadResult}">
-                </TextBox>
+            <StackPanel Grid.Row="2" Grid.ColumnSpan="4" HorizontalAlignment="Center" Orientation="Horizontal">
+
+                <TextBlock  Text="读取结果:" Margin="0,20,0,0" FontWeight="Black"/>
+
+                <TextBox Margin="20,0,0,0" MinWidth="120"  Text="{Binding ReadResult}" Style="{StaticResource MaterialDesignOutlinedTextBox}"/>
             </StackPanel>
             <Button
                 Grid.Column="4"
@@ -81,6 +91,7 @@
                 Content="读取"
                 Style="{StaticResource MaterialDesignRaisedDarkButton}">
             </Button>
+
         </Grid>
         <Grid Grid.Row="2">
             <Grid.ColumnDefinitions>
@@ -115,7 +126,12 @@
                 <TextBox Margin="0,-10,0,0" Text="{Binding WriteData}">
                 </TextBox>
             </StackPanel>
-            <TextBlock Grid.Column="3" HorizontalAlignment="Center" VerticalAlignment="Center" Text="1代表Ture，0代表flase">
+            <TextBlock
+                Grid.Column="3"
+                Margin="0,-50,0,0"
+                HorizontalAlignment="Center"
+                VerticalAlignment="Center"
+                Text="1代表Ture，0代表flase">
             </TextBlock>
 
 

ModbusDemo/VIew/RegisterUC.xaml

@@ -5,11 +5,147 @@
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
     xmlns:local="clr-namespace:ModbusDemo.VIew"
+    xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"
+    xmlns:viewmodel="clr-namespace:ModbusDemo.VIewModel"
+    d:DataContext="{d:DesignInstance Type=viewmodel:RegisterUCViewModel,
+                                     IsDesignTimeCreatable=True}"
     d:DesignHeight="450"
+    d:Background="White"
     d:DesignWidth="800"
     mc:Ignorable="d">
+    <UserControl.Resources>
+        <Style TargetType="TextBox">
+            <Setter Property="Margin" Value="0,5" />
+            <Setter Property="FontSize" Value="14" />
+        </Style>
+    </UserControl.Resources>
     <Grid>
-        <TextBlock Text="Register" FontSize="30">
+        <Grid.RowDefinitions>
+            <RowDefinition Height="60">
+            </RowDefinition>
+            <RowDefinition>
+            </RowDefinition>
+            <RowDefinition>
+            </RowDefinition>
+            <RowDefinition>
+            </RowDefinition>
+        </Grid.RowDefinitions>
+        <TextBlock
+            HorizontalAlignment="Center"
+            VerticalAlignment="Center"
+            Text="{Binding SerialPortInfo}"
+            FontWeight="Black"
+            FontSize="16">
         </TextBlock>
+        <!--  定义读取的数据  -->
+        <Grid Grid.Row="1">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition>
+                </ColumnDefinition>
+                <ColumnDefinition>
+                </ColumnDefinition>
+                <ColumnDefinition>
+                </ColumnDefinition>
+                <ColumnDefinition>
+                </ColumnDefinition>
+                <ColumnDefinition>
+                </ColumnDefinition>
+            </Grid.ColumnDefinitions>
+            <Grid.RowDefinitions>
+                <RowDefinition>
+                </RowDefinition>
+                <RowDefinition Height="60">
+                </RowDefinition>
+            </Grid.RowDefinitions>
+            <StackPanel HorizontalAlignment="Center" Orientation="Vertical">
+                <TextBlock Margin="20" Text="从站地址">
+                </TextBlock>
+                <TextBox Margin="0,-10,0,0" Text="{Binding SlaveAddress}">
+                </TextBox>
+            </StackPanel>
+
+            <StackPanel Grid.Column="1" HorizontalAlignment="Center" Orientation="Vertical">
+                <TextBlock Margin="20" Text="起始地址">
+                </TextBlock>
+                <TextBox Margin="0,-10,0,0" Text="{Binding StartAddress}">
+                </TextBox>
+            </StackPanel>
+
+            <StackPanel Grid.Column="2" HorizontalAlignment="Center" Orientation="Vertical">
+                <TextBlock Margin="20" Text="读取位数">
+                </TextBlock>
+                <TextBox Margin="0,-10,0,0" Text="{Binding NumberOfPoints}">
+                </TextBox>
+            </StackPanel>
+
+            <StackPanel Grid.Row="2" Grid.ColumnSpan="4" HorizontalAlignment="Center" Orientation="Horizontal">
+
+                <TextBlock Margin="0,20,0,0" Text="读取结果:" FontWeight="Black" />
+
+                <TextBox MinWidth="120" Margin="20,0,0,0" Text="{Binding ReadResult}" Style="{StaticResource MaterialDesignOutlinedTextBox}" />
+            </StackPanel>
+            <Button
+                Grid.Column="4"
+                Width="80"
+                Height="30"
+                materialDesign:ButtonAssist.CornerRadius="15"
+                Command="{Binding ReadRegisterCmm}"
+                Content="读取"
+                Style="{StaticResource MaterialDesignRaisedDarkButton}">
+            </Button>
+
+        </Grid>
+        <Grid Grid.Row="2">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition>
+                </ColumnDefinition>
+                <ColumnDefinition>
+                </ColumnDefinition>
+                <ColumnDefinition>
+                </ColumnDefinition>
+                <ColumnDefinition>
+                </ColumnDefinition>
+                <ColumnDefinition>
+                </ColumnDefinition>
+            </Grid.ColumnDefinitions>
+            <StackPanel HorizontalAlignment="Center" Orientation="Vertical">
+                <TextBlock Margin="20" Text="从站地址">
+                </TextBlock>
+                <TextBox Margin="0,-10,0,0" Text="{Binding WriteSlaveAddress}">
+                </TextBox>
+            </StackPanel>
+
+            <StackPanel Grid.Column="1" HorizontalAlignment="Center" Orientation="Vertical">
+                <TextBlock Margin="20" Text="起始地址">
+                </TextBlock>
+                <TextBox Margin="0,-10,0,0" Text="{Binding WriteStartAddress}">
+                </TextBox>
+            </StackPanel>
+
+            <StackPanel Grid.Column="2" HorizontalAlignment="Center" Orientation="Vertical">
+                <TextBlock Margin="20" Text="写入数据">
+                </TextBlock>
+                <TextBox Margin="0,-10,0,0" Text="{Binding WriteData}">
+                </TextBox>
+            </StackPanel>
+            <TextBlock
+                Grid.Column="3"
+                Margin="0,-50,0,0"
+                HorizontalAlignment="Center"
+                VerticalAlignment="Center"
+                Text="1代表Ture，0代表flase">
+            </TextBlock>
+
+
+            <Button
+                Grid.Column="4"
+                Width="80"
+                Height="30"
+                materialDesign:ButtonAssist.CornerRadius="15"
+                Command="{Binding WriteRegisterCmm}"
+                Content="写入"
+                Style="{StaticResource MaterialDesignRaisedDarkButton}">
+            </Button>
+        </Grid>
     </Grid>
 </UserControl>

ModbusDemo/VIewModel/RegisterUCViewModel.cs

@@ -1,13 +1,198 @@
-using Prism.Mvvm;
+using ModbusDemo.Device;
+using Prism.Commands;
+using Prism.Mvvm;
 using System;
 using System.Collections.Generic;
+using System.IO.Ports;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using System.Windows;
 
 namespace ModbusDemo.VIewModel
 {
     class RegisterUCViewModel:BindableBase
     {
+
+        //获取读线圈的类
+        private IModbusRTU _modbusRTU;
+        //定义读线圈的命令
+        public DelegateCommand ReadRegisterCmm { get; set; }
+        //定义写线圈操作
+        public DelegateCommand WriteRegisterCmm { get; set; }
+        //获取当前使用的串口
+        private SerialPort _serialPort;
+        //显示当前链接串口的信息
+        public string SerialPortInfo
+        {
+            get
+            {
+                return "当前链接的状态：" + "串口号：" + _serialPort.PortName + "，波特率：" + _serialPort.BaudRate
+                    + "，数据位：" + _serialPort.DataBits + "，校验位：" + _serialPort.Parity + "，停止位：" + _serialPort.StopBits;
+            }
+
+        }
+        #region 读取定义
+
+        //读取的从站id
+        private string _slaveAddress;
+
+        public string SlaveAddress
+        {
+            get { return _slaveAddress; }
+            set
+            {
+                _slaveAddress = value;
+                RaisePropertyChanged();
+            }
+        }
+        //读取的起始地址
+        private string _startAddress;
+
+
+        public string StartAddress
+        {
+            get { return _startAddress; }
+            set
+            {
+                _startAddress = value;
+                RaisePropertyChanged();
+            }
+        }
+        //读取的位数
+        private string _numberOfPoints;
+
+
+        public string NumberOfPoints
+        {
+            get { return _numberOfPoints; }
+            set
+            {
+                _numberOfPoints = value;
+                RaisePropertyChanged();
+            }
+        }
+
+        private string _readResult;
+
+        //读取的结果
+        public string ReadResult
+        {
+            get { return _readResult; }
+            set
+            {
+                _readResult = value;
+                RaisePropertyChanged();
+            }
+        }
+        #endregion
+
+        #region 写入定义
+
+        //写入的从站id
+        private string _writeslaveAddress;
+
+        public string WriteSlaveAddress
+        {
+            get { return _writeslaveAddress; }
+            set
+            {
+                _writeslaveAddress = value;
+                RaisePropertyChanged();
+            }
+        }
+        //写入的起始地址
+        private string _writestartAddress;
+
+
+        public string WriteStartAddress
+        {
+            get { return _writestartAddress; }
+            set
+            {
+                _writestartAddress = value;
+                RaisePropertyChanged();
+            }
+        }
+        //写入的数据
+        private string _writeData;
+
+
+        public string WriteData
+        {
+            get { return _writeData; }
+            set
+            {
+                _writeData = value;
+                RaisePropertyChanged();
+            }
+        }
+
+
+        #endregion
+
+        public RegisterUCViewModel()
+        {
+            
+        }
+        public RegisterUCViewModel(SerialPort serialPort, ModbusRTU modbusRTU)
+        {
+            _serialPort = serialPort;
+            ReadRegisterCmm = new DelegateCommand(ReadRegister);
+            _modbusRTU = modbusRTU;
+            WriteRegisterCmm = new DelegateCommand(WriteRegister);
+        }
+
+       
+
+
+        /// <summary>
+        /// 线圈读取操作
+        /// </summary>
+        private void ReadRegister()
+        {
+            try
+            {
+                ushort[] result = _modbusRTU.ReadRegisters(byte.Parse(SlaveAddress),
+                                                ushort.Parse(StartAddress),
+                                                ushort.Parse(NumberOfPoints));
+                if (result != null)
+                {
+                    string temp = "";
+                    foreach (var item in result)
+                    {
+                        temp += item;
+                        temp += " ";
+                    }
+                    ReadResult = temp;
+                }
+            }
+            catch (Exception)
+            {
+
+                MessageBox.Show("参数配置错误");
+            }
+
+        }
+        private void WriteRegister()
+        {
+            //去除字符串中的空格
+            WriteData = WriteData.Replace(" ", "");
+            //转换为布尔数组
+            bool[] data = WriteData.Select(m => m == '1').ToArray();
+
+            try
+            {
+                _modbusRTU.WriteCoil(byte.Parse(WriteSlaveAddress),
+                                     ushort.Parse(WriteStartAddress),
+                                     data);
+            }
+            catch (Exception)
+            {
+
+                MessageBox.Show("信息配置错误");
+            }
+
+        }
     }
 }

ModbusDemo/VIewModel/SettingsUCViewModel.cs

@@ -1,6 +1,7 @@
 using ModbusDemo.Uitls;
 using Prism.Commands;
 using Prism.Mvvm;
+using Prism.Regions;
 using System;
 using System.Collections.Generic;
 using System.IO.Ports;
@@ -14,6 +15,9 @@ namespace ModbusDemo.VIewModel
     
     class SettingsUCViewModel : BindableBase
     {
+        //控制页面跳转
+        private readonly IRegionManager _regionManager;
+        //断开连接的命令
         public DelegateCommand DisConnectionCmm {  get; set; }
         //链接窗口的命令
         public DelegateCommand ConnectionCmm {  get; set; }
@@ -93,11 +97,12 @@ namespace ModbusDemo.VIewModel
         /// 从容器中获取创建的窗口
         /// </summary>
         /// <param name="serialPort"></param>
-        public SettingsUCViewModel(SerialPort serialPort)
+        public SettingsUCViewModel(SerialPort serialPort, IRegionManager regionManager)
         {
             _serialPort = serialPort;
             ConnectionCmm = new DelegateCommand(Connection);
             DisConnectionCmm = new DelegateCommand(DisConnection);
+            _regionManager = regionManager;
         }
 
         private void DisConnection()
@@ -127,6 +132,8 @@ namespace ModbusDemo.VIewModel
                     _serialPort.DataBits = int.Parse(GetComboBoxItemValue(this.DataBits));
                     _serialPort.Open();
                     MessageBox.Show("串口链接成功");
+                    _regionManager.Regions["ModbusRegion"].RequestNavigate("CoilUC");
+
                 }
                 catch (Exception)
                 {