private void button3_Click(object sender, EventArgs e)
{
try
{
if (modbusClient.Connected)
{
modbusClient.Disconnect();
}
if (cbbSelctionModbus.SelectedIndex == 0)
{
modbusClient.IPAddress = txtIpAddressInput.Text;
modbusClient.Port = int.Parse(txtPortInput.Text);
modbusClient.SerialPort = null;
//modbusClient.receiveDataChanged += new EasyModbus.ModbusClient.ReceiveDataChanged(UpdateReceiveData);
//modbusClient.sendDataChanged += new EasyModbus.ModbusClient.SendDataChanged(UpdateSendData);
//modbusClient.connectedChanged += new EasyModbus.ModbusClient.ConnectedChanged(UpdateConnectedChanged);
modbusClient.Connect();
}
if (cbbSelctionModbus.SelectedIndex == 1)
{
modbusClient.SerialPort = cbbSelectComPort.SelectedItem.ToString();
modbusClient.UnitIdentifier = byte.Parse(txtSlaveAddressInput.Text);
modbusClient.Baudrate = int.Parse(txtBaudrate.Text);
if (cbbParity.SelectedIndex == 0)
{
modbusClient.Parity = System.IO.Ports.Parity.Even;
}
if (cbbParity.SelectedIndex == 1)
{
modbusClient.Parity = System.IO.Ports.Parity.Odd;
}
if (cbbParity.SelectedIndex == 2)
{
modbusClient.Parity = System.IO.Ports.Parity.None;
}
if (cbbStopbits.SelectedIndex == 0)
{
modbusClient.StopBits = System.IO.Ports.StopBits.One;
}
if (cbbStopbits.SelectedIndex == 1)
{
modbusClient.StopBits = System.IO.Ports.StopBits.OnePointFive;
}
if (cbbStopbits.SelectedIndex == 2)
{
modbusClient.StopBits = System.IO.Ports.StopBits.Two;
}
modbusClient.Connect();
}
}
catch (Exception exc)
{
MessageBox.Show(exc.Message, "Unable to connect to Server", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
void BtnReadCoilsClick(object sender, EventArgs e)
{
try
{
if (!modbusClient.Connected)
{
modbusClient.IPAddress = txtIpAddressInput.Text;
modbusClient.Port = int.Parse(txtPortInput.Text);
modbusClient.Connect();
}
bool[] serverResponse = modbusClient.ReadCoils(int.Parse(txtStartingAddressInput.Text) - 1, int.Parse(txtNumberOfValuesInput.Text));
lsbAnswerFromServer.Items.Clear();
for (int i = 0; i < serverResponse.Length; i++)
{
lsbAnswerFromServer.Items.Add(serverResponse[i]);
}
}
catch (Exception exc)
{
MessageBox.Show(exc.Message, "Exception Reading values from Server", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{
modbusClient.Disconnect();
}
}
private void cbbSelctionModbus_SelectedIndexChanged(object sender, EventArgs e)
{
if (modbusClient.Connected)
{
modbusClient.Disconnect();
}
if (cbbSelctionModbus.SelectedIndex == 0)
{
txtIpAddress.Visible = true;
txtIpAddressInput.Visible = true;
txtPort.Visible = true;
txtPortInput.Visible = true;
txtCOMPort.Visible = false;
cbbSelectComPort.Visible = false;
txtSlaveAddress.Visible = false;
txtSlaveAddressInput.Visible = false;
lblBaudrate.Visible = false;
lblParity.Visible = false;
lblStopbits.Visible = false;
txtBaudrate.Visible = false;
cbbParity.Visible = false;
cbbStopbits.Visible = false;
}
if (cbbSelctionModbus.SelectedIndex == 1)
{
cbbSelectComPort.SelectedIndex = 0;
cbbParity.SelectedIndex = 0;
cbbStopbits.SelectedIndex = 0;
if (cbbSelectComPort.SelectedText == "")
{
cbbSelectComPort.SelectedItem.ToString();
}
txtIpAddress.Visible = false;
txtIpAddressInput.Visible = false;
txtPort.Visible = false;
txtPortInput.Visible = false;
txtCOMPort.Visible = true;
cbbSelectComPort.Visible = true;
txtSlaveAddress.Visible = true;
txtSlaveAddressInput.Visible = true;
lblBaudrate.Visible = true;
lblParity.Visible = true;
lblStopbits.Visible = true;
txtBaudrate.Visible = true;
cbbParity.Visible = true;
cbbStopbits.Visible = true;
}
}
static void Main(string[] args)
{
// int[] registers = EasyModbus.ModbusClient.ConvertStringToRegisters("hello");
// SerialPort serialport = new SerialPort("COM3");
/* serialport.PortName = "COM3";
* serialport.BaudRate = 9600;
* serialport.Parity = Parity.None;
* serialport.StopBits = StopBits.One;
* byte[] buffer = new byte[50];
* serialport.Open();
* byte[] bufferout = new byte[50];
* int numberOfBytesRead = 0;
* do
* {
* int quantity = serialport.Read(buffer, 0, 15);
* Buffer.BlockCopy(buffer, 0, bufferout, numberOfBytesRead, quantity);
* numberOfBytesRead = numberOfBytesRead + quantity;
* }
* while (numberOfBytesRead < 5);
* for (int i = 0; i < 15; i++)
* Console.WriteLine(bufferout[i].ToString());
* serialport.Write("ddddddddd");*/
EasyModbus.ModbusClient modbusClient = new EasyModbus.ModbusClient("COM3");
modbusClient.SerialPort = "COM3";
//EasyModbus.ModbusClient modbusClient = new EasyModbus.ModbusClient("127.0.0.1", 502);
modbusClient.ConnectionTimeout = 5000;
modbusClient.LogFileFilename = "test.txt";
modbusClient.UnitIdentifier = 0xF7;
modbusClient.Connect();
while (true)
{
// Console.WriteLine("Execute FC5");
// modbusClient.WriteSingleCoil(0, true);
// Console.WriteLine("Execute FC6");
// modbusClient.WriteSingleRegister(0, 1234);
// Console.WriteLine("Execute FC15");
// modbusClient.WriteMultipleCoils(0, new bool[] { true, false, true, false, true, false, true });
//Console.WriteLine("Execute FC16");
//modbusClient.WriteMultipleRegisters(0, EasyModbus.ModbusClient.ConvertStringToRegisters("hallo2"));
//modbusClient.Disconnect();
//System.Threading.Thread.Sleep(100);
//modbusClient.Connect();
//Console.WriteLine("Execute FC3");
//Console.WriteLine("Value of Holding Register 1000: " + modbusClient.ReadHoldingRegisters(1000, 1)[0]);
Console.WriteLine("Read and Publish Input Registers");
modbusClient.WriteSingleRegister(60, 1234);
int[] holdingRegister = modbusClient.ReadHoldingRegisters(60, 2);
//Console.WriteLine(holdingRegister[0]);
// System.Threading.Thread.Sleep(1000);
}
modbusClient.Disconnect();
Console.ReadKey();
}
public static void openConn()
{
string IP = GVL.settings[0];
int Port = int.Parse(GVL.settings[1]);
try {
if (!PLC.Connected)
{
PLC.Connect(IP, Port);
}
}
catch (EasyModbus.Exceptions.ConnectionException e) {
PLC.Disconnect();
GVL.readexc = true;
}
catch (System.Net.Sockets.SocketException e) {
PLC.Disconnect();
GVL.readexc = true;
}
}
private void DisconnectFromModbus()
{
try
{
modbusClient.Disconnect();
}
catch (Exception E)
{
log.Warn($"A exception has occured while diconnection from the modbus TCP. {E.Message}", E);
}
ConnectionEstablished = false;
}
private void btnReadHoldingRegisters_Click(object sender, EventArgs e)
{
try
{
if (!modbusClient.Connected)
{
button3_Click(null, null);
}
int startAdd = int.Parse(txtStartingAddressInput.Text);
int noOfValues = int.Parse(txtNumberOfValuesInput.Text);
int[] serverResponse = modbusClient.ReadHoldingRegisters(startAdd - 1, noOfValues);
lsbAnswerFromServer.Items.Clear();
for (int i = 0; i < serverResponse.Length; i++)
{
lsbAnswerFromServer.Items.Add(serverResponse[i]);
}
}
catch (Exception exc)
{
MessageBox.Show(exc.Message, "Exception Reading values from Server", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{
modbusClient.Disconnect();
}
}
static void Main(string[] args)
{
Console.WriteLine("Hello World!");
EasyModbus.ModbusClient modbusClient = new EasyModbus.ModbusClient();
modbusClient.Connect("127.0.0.1", 502);
bool[] response = modbusClient.ReadDiscreteInputs(0, 2);
modbusClient.Disconnect();
Console.WriteLine("Value of Discrete Input #1: " + response[0].ToString());
Console.WriteLine("Value of Discrete Input #2: " + response[1].ToString());
Console.ReadKey();
}
/// <summary>
/// Close connection.
/// </summary>
public void Disconnect()
{
try
{
if (modbusClient.Connected)
{
modbusClient.Disconnect();
}
}
catch (Exception ex)
{
IoC.Communication.Log += $"{DateTime.Now.ToLocalTime():MM/dd/yy HH:mm:ss.fff}: Exception occurred. {ex.Message}.\n";
}
}
private void BTN_Connect_Click(object sender, EventArgs e)
{
try
{
if (modbusClient.Connected)
{
modbusClient.Disconnect();
}
modbusClient.IPAddress = TB_IP.Text;
modbusClient.Port = 502;
modbusClient.SerialPort = null;
modbusClient.ConnectionTimeout = 10000;
modbusClient.Connect();
}
catch (Exception exc)
{
MessageBox.Show(exc.Message, "Unable to connect to Server", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
RefreshGUI();
}
private void button4_Click(object sender, EventArgs e)
{
modbusClient.Disconnect();
}
private void ConnectPLC(object item)
{
try
{
List <string[]> informations = excelInfors.FindAll(x => x[1] != "" && x[2] != "" && x[3] != "");
float Temperature = 0;
float Humidity = 0;
foreach (string[] infor in informations)
{
float value = 0;
var tagName = infor[0];
var ip = (string)infor[1];
var port = Int32.Parse(infor[2]);
EasyModbus.ModbusClient modbusClient = new EasyModbus.ModbusClient(ip, port);
try
{
////Increase the Connection Timeout to 5 seconds
modbusClient.ConnectionTimeout = 5000;
modbusClient.Connect();
var address = Int32.Parse(infor[3]);
var length = Int32.Parse(infor[4]);
int[] holdingRegister = modbusClient.ReadHoldingRegisters(address - 1, length);
var rawValue = holdingRegister[0];
value = Convert.ToSingle(Decimal.Divide(rawValue, 10));
}
catch (Exception ex)
{
}
try
{
using (SqlConnection connection = new SqlConnection(conString))
using (SqlCommand command = new SqlCommand("Insert into [ADVANTECH WISE-4220] (Time, TagName, Value, MachineIRAI, SensorIRAI) values(@date,@tagName,@value,@irai,@sensorIrai)", connection))
{
command.Parameters.AddWithValue("date", System.DateTime.Now);
command.Parameters.AddWithValue("tagName", tagName);
command.Parameters.AddWithValue("value", value);
command.Parameters.AddWithValue("irai", infor[5]);
command.Parameters.AddWithValue("sensorIrai", infor[6]);
connection.Open();
command.ExecuteNonQuery();
connection.Close();
}
}
catch (Exception ex)
{
}
if (tagName == "Temperature")
{
Temperature = value;
}
if (tagName == "Humidity")
{
Humidity = value;
}
PropertyState matrix = (PropertyState)FindPredefinedNode(new NodeId(infor[0], NamespaceIndex), typeof(PropertyState));
matrix.Value = value;
matrix.ClearChangeMasks(SystemContext, true);
modbusClient.Disconnect();
}
var data = new Record();
data.Temperature = Temperature;
data.Humidity = Humidity;
MongoHelper.Asset.UpdatePrimaryValue("0990-MY.0027101.0000000001-#TS-00058200.0000000005.0002", data);
}
catch (Exception e)
{
Utils.Trace(e, "Unexpected error during simulation.");
}
}
public void WhenIPressDisconnect()
{
mdbus.Disconnect();
}
