Examples with ModbusUDPTransaction net.wimpi.modbus.io.ModbusUDPTransaction used on opensource projects

Example 1 with ModbusUDPTransaction

use of net.wimpi.modbus.io.ModbusUDPTransaction in project openhab1-addons by openhab.

the class UDPDITest method main.

public static void main(String[] args) {
    UDPMasterConnection conn = null;
    ModbusUDPTransaction trans = null;
    ReadInputDiscretesRequest req = null;
    ReadInputDiscretesResponse res = null;
    InetAddress addr = null;
    int ref = 0;
    int count = 0;
    int repeat = 1;
    int port = Modbus.DEFAULT_PORT;
    try {
        // 1. Setup the parameters
        if (args.length < 3) {
            printUsage();
            System.exit(1);
        } else {
            try {
                String astr = args[0];
                int idx = astr.indexOf(':');
                if (idx > 0) {
                    port = Integer.parseInt(astr.substring(idx + 1));
                    astr = astr.substring(0, idx);
                }
                addr = InetAddress.getByName(astr);
                ref = Integer.parseInt(args[1]);
                count = Integer.parseInt(args[2]);
                if (args.length == 4) {
                    repeat = Integer.parseInt(args[3]);
                }
            } catch (Exception ex) {
                ex.printStackTrace();
                printUsage();
                System.exit(1);
            }
        }
        // 2. Open the connection
        conn = new UDPMasterConnection(addr);
        conn.setPort(port);
        conn.connect();
        // 3. Prepare the request
        req = new ReadInputDiscretesRequest(ref, count);
        req.setUnitID(0);
        if (Modbus.debug) {
            System.out.println("Request: " + req.getHexMessage());
        }
        // 4. Prepare the transaction
        trans = new ModbusUDPTransaction(conn);
        trans.setRequest(req);
        // 5. Execute the transaction repeat times
        int k = 0;
        do {
            trans.execute();
            res = (ReadInputDiscretesResponse) trans.getResponse();
            if (Modbus.debug) {
                System.out.println("Response: " + res.getHexMessage());
            }
            System.out.println("Digital Inputs Status=" + res.getDiscretes().toString());
            k++;
        } while (k < repeat);
        // 6. Close the connection
        conn.close();
    } catch (Exception ex) {
        ex.printStackTrace();
    }
}

Example 2 with ModbusUDPTransaction

use of net.wimpi.modbus.io.ModbusUDPTransaction in project openhab1-addons by openhab.

the class UDPDOTest method main.

public static void main(String[] args) {
    UDPMasterConnection conn = null;
    ModbusUDPTransaction trans = null;
    WriteCoilRequest req = null;
    InetAddress addr = null;
    int ref = 0;
    boolean set = false;
    int repeat = 1;
    int port = Modbus.DEFAULT_PORT;
    try {
        // 1. Setup the parameters
        if (args.length < 3) {
            printUsage();
            System.exit(1);
        } else {
            try {
                String astr = args[0];
                int idx = astr.indexOf(':');
                if (idx > 0) {
                    port = Integer.parseInt(astr.substring(idx + 1));
                    astr = astr.substring(0, idx);
                }
                addr = InetAddress.getByName(astr);
                ref = Integer.parseInt(args[1]);
                set = "true".equals(args[2]);
                if (args.length == 4) {
                    repeat = Integer.parseInt(args[3]);
                }
            } catch (Exception ex) {
                ex.printStackTrace();
                printUsage();
                System.exit(1);
            }
        }
        // 2. Open the connection
        conn = new UDPMasterConnection(addr);
        conn.setPort(502);
        conn.connect();
        // 3. Prepare a request
        req = new WriteCoilRequest(ref, set);
        req.setUnitID(0);
        if (Modbus.debug) {
            System.out.println("Request: " + req.getHexMessage());
        }
        // 4. Prepare the transaction
        trans = new ModbusUDPTransaction(conn);
        trans.setRequest(req);
        // 5. Execute the transaction repeat times
        int k = 0;
        do {
            trans.execute();
            if (Modbus.debug) {
                System.out.println("Response: " + trans.getResponse().getHexMessage());
            }
            k++;
        } while (k < repeat);
        // 6. Close the connection
        conn.close();
    } catch (Exception ex) {
        ex.printStackTrace();
    }
}

Example 3 with ModbusUDPTransaction

use of net.wimpi.modbus.io.ModbusUDPTransaction in project openhab1-addons by openhab.

the class ModbusUdpSlave method getConnection.

@Override
protected ModbusSlaveConnection getConnection(ModbusSlaveEndpoint endpoint) {
    ModbusSlaveConnection connection = super.getConnection(endpoint);
    if (connection == null) {
        return null;
    }
    if (!(connection instanceof UDPMasterConnection)) {
        throw new IllegalStateException("Should not happen: wrong connection type for slave " + name);
    }
    ((ModbusUDPTransaction) transaction).setTerminal(((UDPMasterConnection) connection).getTerminal());
    return connection;
}

Example 4 with ModbusUDPTransaction

use of net.wimpi.modbus.io.ModbusUDPTransaction in project openhab1-addons by openhab.

the class ModbusUDPMaster method connect.

// constructor
/**
     * Connects this <tt>ModbusUDPMaster</tt> with the slave.
     *
     * @throws Exception if the connection cannot be established.
     */
public void connect() throws Exception {
    if (m_Connection != null && !m_Connection.isConnected()) {
        m_Connection.connect();
        m_Transaction = new ModbusUDPTransaction(m_Connection);
    }
}