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    mdism

    @mdism

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    Latest posts made by mdism

    • Error Importing Modbus4J Library in Netbeans

      Hi.
      I am trying this library, I have funded the test code in the src/Test
      I have added the code to fresh NetBeans project and import the Modbus4J library from the right side library import panel.
      but still its showing error in the code.
      I tried with alt+enter but it's not showing to import option.

      package modbustestlibrery;
      /**
       *
       * @author mdism
       */
      public class myModbus {
      
          /**
           * @param args the command line arguments
           */
              public static void main(String[] args) throws Exception {
                  
           ModbusFactory factory = new ModbusFactory();
           IpParameters params = new IpParameters();
           params.setHost("localhost");
           params.setPort(12345);
           ModbusMaster master = factory.createTcpMaster(params, true, false);
           // master.setRetries(4);
           master.setRetries(0);
           try {
           master.init();
           master.getValue(1, RegisterRange.HOLDING_REGISTER, 0, DataType.TWO_BYTE_INT_UNSIGNED);
           }
           finally {
           master.destroy();
           }
           }
          
      }
      
      
      This is the error i am getting 
      
      Compiling 1 source file to D:\work\practice\Wifi\Java Test\ModbusTestLibrery\build\classes
      D:\work\practice\Wifi\Java Test\ModbusTestLibrery\src\modbustestlibrery\myModbus.java:19: error: cannot find symbol
           ModbusFactory factory = new ModbusFactory();
        symbol:   class ModbusFactory
        location: class myModbus
      D:\work\practice\Wifi\Java Test\ModbusTestLibrery\src\modbustestlibrery\myModbus.java:19: error: cannot find symbol
           ModbusFactory factory = new ModbusFactory();
        symbol:   class ModbusFactory
        location: class myModbus
      D:\work\practice\Wifi\Java Test\ModbusTestLibrery\src\modbustestlibrery\myModbus.java:20: error: cannot find symbol
           IpParameters params = new IpParameters();
        symbol:   class IpParameters
        location: class myModbus
      D:\work\practice\Wifi\Java Test\ModbusTestLibrery\src\modbustestlibrery\myModbus.java:20: error: cannot find symbol
           IpParameters params = new IpParameters();
        symbol:   class IpParameters
        location: class myModbus
      D:\work\practice\Wifi\Java Test\ModbusTestLibrery\src\modbustestlibrery\myModbus.java:23: error: cannot find symbol
           ModbusMaster master = factory.createTcpMaster(params, true, false);
        symbol:   class ModbusMaster
        location: class myModbus
      D:\work\practice\Wifi\Java Test\ModbusTestLibrery\src\modbustestlibrery\myModbus.java:28: error: cannot find symbol
           master.getValue(1, RegisterRange.HOLDING_REGISTER, 0, DataType.TWO_BYTE_INT_UNSIGNED);
        symbol:   variable RegisterRange
        location: class myModbus
      D:\work\practice\Wifi\Java Test\ModbusTestLibrery\src\modbustestlibrery\myModbus.java:28: error: cannot find symbol
           master.getValue(1, RegisterRange.HOLDING_REGISTER, 0, DataType.TWO_BYTE_INT_UNSIGNED);
        symbol:   variable DataType
        location: class myModbus
      7 errors
      

      1_1524135873781_Error2.png 0_1524135873775_Error1.png

      Please help.

      posted in Modbus4J general discussion
      M
      mdism