ModbusTestMain.java

/**
 *
 * Copyright (c) 2009-2016 Freedomotic team http://freedomotic.com
 *
 * This file is part of Freedomotic
 *
 * This Program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation; either version 2, or (at your option) any later version.
 *
 * This Program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * Freedomotic; see the file COPYING. If not, see
 * <http://www.gnu.org/licenses/>.
 */
package com.freedomotic.plugins.devices.modbus.gateways;

import com.serotonin.modbus4j.ModbusMaster;
import com.serotonin.modbus4j.code.DataType;
import com.serotonin.modbus4j.code.RegisterRange;
import com.serotonin.modbus4j.exception.ErrorResponseException;
import com.serotonin.modbus4j.exception.ModbusInitException;
import com.serotonin.modbus4j.exception.ModbusTransportException;
import com.serotonin.modbus4j.locator.NumericLocator;
//import gnu.io.SerialPort;
import com.freedomotic.model.ds.Config;
import com.serotonin.modbus4j.locator.BinaryLocator;

/**
 *
 * @author Gabriel Pulido de Torres
 */
public class ModbusTestMain {

    private static final String PORT_NAME = "/dev/ttyUSB10";
    private static final int PORT_BAUDRATE = 19200;
    private static final int PORT_DATABITS = 8;
    private static final int PORT_PARITY = 2;//even
    private static final int PORT_STOPBITS = 1;

    /**
     * @param args
     * @throws Exception
     */
    public static void main(String[] args) throws Exception {

        System.out.println("\nTesting read method from modbus");

        Config config = new Config();
        config.setProperty("ModbusProtocol", "TCP");

        //Serial test
        config.setProperty("port", PORT_NAME);
        config.setProperty("baudrate", String.valueOf(PORT_BAUDRATE));
        config.setProperty("data-bits", String.valueOf(PORT_DATABITS));
        config.setProperty("parity", String.valueOf(PORT_PARITY));
        config.setProperty("stop-bits", String.valueOf(PORT_STOPBITS));

        //TCP Test
        config.setProperty("host", "192.168.2.59");
        config.setProperty("tcpport", String.valueOf(4001));
        config.setProperty("encapsulated", "true");

        ModbusMaster master = ModbusMasterGateway.getInstance(config);
        try {
            master.init();
            //NumericLocator bl = new NumericLocator(2, RegisterRange.HOLDING_REGISTER, 42, DataType.BINARY);
            BinaryLocator bl = new BinaryLocator(2,  RegisterRange.HOLDING_REGISTER, 42, 0);
            System.out.println("readed value: " + master.getValue(bl));
            //master.setValue(bl, 1);
            NumericLocator nl = new NumericLocator(2, RegisterRange.HOLDING_REGISTER, 13, DataType.TWO_BYTE_INT_UNSIGNED);
            master.setValue(nl, "1");
            
           

        } catch (ModbusTransportException ex) {
            System.out.println("error1: " + ex.toString());
        } catch (ErrorResponseException ex) {
            System.out.println("error2: " + ex.toString());
        } catch (ModbusInitException ex) {
            System.out.println("error3:" + ex.toString());
        } finally {
            master.destroy();
        }

    }
}