//License /*** * Java Modbus Library (jamod) * Copyright (c) 2002-2004, jamod development team * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * Neither the name of the author nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS ``AS * IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. ***/ package net.wimpi.modbus.cmd; import net.wimpi.modbus.ModbusCoupler; import net.wimpi.modbus.Modbus; import net.wimpi.modbus.net.ModbusTCPListener; import net.wimpi.modbus.procimg.SimpleDigitalIn; import net.wimpi.modbus.procimg.SimpleDigitalOut; import net.wimpi.modbus.procimg.SimpleInputRegister; import net.wimpi.modbus.procimg.SimpleProcessImage; import net.wimpi.modbus.procimg.SimpleRegister; /** * Class implementing a simple Modbus/TCP slave. * A simple process image is available to test * functionality and behaviour of the implementation. * * @author Dieter Wimberger * @version 1.2rc2 (14/04/2014) */ public class TCPSlaveTest { public static void main(String[] args) { ModbusTCPListener listener = null; SimpleProcessImage spi = null; int port = Modbus.DEFAULT_PORT; try { if(args != null && args.length ==1) { port = Integer.parseInt(args[0]); } System.out.println("jModbus Modbus Slave (Server)"); //1. prepare a process image spi = new SimpleProcessImage(); spi.addDigitalOut(new SimpleDigitalOut(true)); spi.addDigitalOut(new SimpleDigitalOut(true)); spi.addDigitalIn(new SimpleDigitalIn(false)); spi.addDigitalIn(new SimpleDigitalIn(true)); spi.addDigitalIn(new SimpleDigitalIn(false)); spi.addDigitalIn(new SimpleDigitalIn(true)); // allow checking LSB/MSB order spi.addDigitalIn(new SimpleDigitalIn(true)); spi.addDigitalIn(new SimpleDigitalIn(true)); spi.addDigitalIn(new SimpleDigitalIn(true)); spi.addDigitalIn(new SimpleDigitalIn(true)); spi.addRegister(new SimpleRegister(251)); spi.addInputRegister(new SimpleInputRegister(45)); //2. create the coupler holding the image ModbusCoupler.getReference().setProcessImage(spi); ModbusCoupler.getReference().setMaster(false); ModbusCoupler.getReference().setUnitID(15); //3. create a listener with 3 threads in pool if (Modbus.debug) System.out.println("Listening..."); listener = new ModbusTCPListener(3); listener.setPort(port); listener.start(); } catch (Exception ex) { ex.printStackTrace(); } }//main }//class TCPSlaveTest