Package net.wimpi.modbus.msg

Examples of net.wimpi.modbus.msg.ModbusRequest

73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
  public void run() {
    try {
      do {
        //1. read the request
        ModbusRequest request = m_Transport.readRequest();
        //System.out.println("Request:" + request.getHexMessage());
        ModbusResponse response = null;

        //test if Process image exists
        if (ModbusCoupler.getReference().getProcessImage() == null) {
          response =
              request.createExceptionResponse(Modbus.ILLEGAL_FUNCTION_EXCEPTION);
        } else {
          response = request.createResponse();
        }
        /*DEBUG*/
        if (Modbus.debug) System.out.println("Request:" + request.getHexMessage());
        if (Modbus.debug) System.out.println("Response:" + response.getHexMessage());

        //System.out.println("Response:" + response.getHexMessage());
        m_Transport.writeMessage(response);
      } while (true);
View Full Code Here
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
  public ModbusRequest readRequest()
      throws ModbusIOException {

    boolean done = false;
    ModbusRequest request = null;

    int in = -1;

    try {
      do {
        //1. Skip to FRAME_START
        while ((in = m_InputStream.read()) != FRAME_START) ;
        //2. Read to FRAME_END
        synchronized (m_InBuffer) {
          m_ByteInOut.reset();
          while ((in = m_InputStream.read()) != FRAME_END) {
            m_ByteInOut.writeByte(in);
          }
          //check CRC
          int[] crc = ModbusUtil.calculateCRC(m_InBuffer,0,m_ByteInOut.size()-2);

          if (!(
              m_InBuffer[m_ByteInOut.size()-2] == crc[0] //low byte first
              &&  m_InBuffer[m_ByteInOut.size()-1] == crc[1] //hibyte
          )) {
            continue;
          }
          m_ByteIn.reset(m_InBuffer, m_ByteInOut.size());
          in = m_ByteIn.readUnsignedByte();
          //check unit identifier
          if (in != ModbusCoupler.getReference().getUnitID()) {
            continue;
          }
          in = m_ByteIn.readUnsignedByte();
          //create request
          request = ModbusRequest.createModbusRequest(in);
          request.setHeadless();
          //read message
          m_ByteIn.reset(m_InBuffer, m_ByteInOut.size());
          request.readFrom(m_ByteIn);
        }
        done = true;
      } while (!done);
      return request;
    } catch (Exception ex) {
View Full Code Here
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
  public static void main(String[] args) {

    InetAddress addr = null;
    TCPMasterConnection con = null;
    ModbusRequest req = null;
    ModbusTransaction trans = null;
    int ref = 0;
    int count = 0;
    int repeat = 1;
    int port = Modbus.DEFAULT_PORT;

    try {

      //1. Setup 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
      con = new TCPMasterConnection(addr);
      con.setPort(port);
      con.connect();

      if (Modbus.debug) System.out.println("Connected to " + addr.toString() + ":" + con.getPort());

      //3. Prepare the request
      req = new ReadInputRegistersRequest(ref, count);
      req.setUnitID(0);
      if (Modbus.debug) System.out.println("Request: " + req.getHexMessage());

      //4. Prepare the transaction
      trans = new ModbusTCPTransaction(con);
      trans.setRequest(req);
View Full Code Here
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
  public static void main(String[] args) {

    InetAddress addr = null;
    TCPMasterConnection con = null;
    ModbusRequest ai_req = null;
    WriteSingleRegisterRequest ao_req = null;

    ModbusTransaction ai_trans = null;
    ModbusTransaction ao_trans = null;

    int ai_ref = 0;
    int ao_ref = 0;
    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);
          ai_ref = Integer.parseInt(args[1]);
          ao_ref = Integer.parseInt(args[2]);

        } catch (Exception ex) {
          ex.printStackTrace();
          printUsage();
          System.exit(1);
        }
      }

      //2. Open the connection
      con = new TCPMasterConnection(addr);
      con.setPort(port);
      con.connect();
      if (Modbus.debug) System.out.println("Connected to " + addr.toString() + ":" + con.getPort());

      //3. Prepare the requests
      ai_req = new ReadInputRegistersRequest(ai_ref, 1);
      ao_req = new WriteSingleRegisterRequest();
      ao_req.setReference(ao_ref);

      ai_req.setUnitID(0);
      ao_req.setUnitID(0);


      //4. Prepare the transactions
      ai_trans = new ModbusTCPTransaction(con);
View Full Code Here
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
  public static void main(String[] args) {

    InetAddress addr = null;
    TCPMasterConnection con = null;
    ModbusRequest req = null;
    ModbusTransaction trans = null;
    int ref = 0;
    int count = 0;
    int repeat = 1;
    int port = Modbus.DEFAULT_PORT;

    try {

      //1. Setup 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
      con = new TCPMasterConnection(addr);
      con.setPort(port);
      con.connect();


      if (Modbus.debug) System.out.println("Connected to " + addr.toString() + ":" + con.getPort());
      req = new WriteSingleRegisterRequest(ref, new SimpleRegister(count));
      req.setUnitID(0);
      if (Modbus.debug) System.out.println("Request: " + req.getHexMessage());

      //3. Prepare the transaction
      trans = new ModbusTCPTransaction(con);
      trans.setRequest(req);
View Full Code Here
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
    public void run() {
      try {
        do {
          //1. read the request
          ModbusRequest request = m_Transport.readRequest();
          //System.out.println("Request:" + request.getHexMessage());
          ModbusResponse response = null;

          //test if Process image exists
          if (ModbusCoupler.getReference().getProcessImage() == null) {
            response =
                request.createExceptionResponse(Modbus.ILLEGAL_FUNCTION_EXCEPTION);
          } else {
            response = request.createResponse();
          }
          /*DEBUG*/
          if (Modbus.debug) System.out.println("Request:" + request.getHexMessage());
          if (Modbus.debug) System.out.println("Response:" + response.getHexMessage());

          //System.out.println("Response:" + response.getHexMessage());
          m_Transport.writeMessage(response);
        } while (m_Continue);
View Full Code Here
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
      ModbusTransport transport = m_SerialCon.getModbusTransport();
      do {
        if (m_Listening) {
          try {
            //1. read the request
            ModbusRequest request = transport.readRequest();
            ModbusResponse response = null;

            //test if Process image exists
            if (ModbusCoupler.getReference().getProcessImage() == null) {
              response =
                  request.createExceptionResponse(Modbus.ILLEGAL_FUNCTION_EXCEPTION);
            } else {
              response = request.createResponse();
            }

            if (Modbus.debug)
              System.out.println("Request:" + request.getHexMessage());
            if (Modbus.debug)
              System.out.println("Response:" + response.getHexMessage());

            transport.writeMessage(response);
View Full Code Here
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
      throws ModbusIOException {

    //System.out.println("readRequest()");
    try {

      ModbusRequest req = null;
      synchronized (m_ByteIn) {
        //use same buffer
        byte[] buffer = m_ByteIn.getBuffer();

        //read to byte length of message
        if (m_Input.read(buffer, 0, 6) == -1) {
          throw new EOFException("Premature end of stream (Header truncated).");
        }
        //extract length of bytes following in message
        int bf = ModbusUtil.registerToShort(buffer, 4);
        //read rest
        if (m_Input.read(buffer, 6, bf) == -1) {
          throw new ModbusIOException("Premature end of stream (Message truncated).");
        }
        m_ByteIn.reset(buffer, (6 + bf));
        m_ByteIn.skip(7);
        int functionCode = m_ByteIn.readUnsignedByte();
        m_ByteIn.reset();
        req = ModbusRequest.createModbusRequest(functionCode);
        req.readFrom(m_ByteIn);
      }
      return req;
/*
      int transactionID = m_Input.readUnsignedShort();
      int protocolID = m_Input.readUnsignedShort();
View Full Code Here
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
  }//write

  public ModbusRequest readRequest()
      throws ModbusIOException {
    try {
      ModbusRequest req = null;
      synchronized (m_ByteIn) {
        m_ByteIn.reset(m_Terminal.receiveMessage());
        m_ByteIn.skip(7);
        int functionCode = m_ByteIn.readUnsignedByte();
        m_ByteIn.reset();
        req = ModbusRequest.createModbusRequest(functionCode);
        req.readFrom(m_ByteIn);
      }
      return req;

      /*
      new BytesInputStream(m_Terminal.receiveMessage());
View Full Code Here
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
  public static void main(String[] args) {

    InetAddress addr = null;
    TCPMasterConnection con = null;
    ModbusRequest req = null;
    ModbusTransaction trans = null;
    int ref = 0;
    boolean count = 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]);
          count = "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
      con = new TCPMasterConnection(addr);
      con.setPort(port);
      con.connect();

      if (Modbus.debug) System.out.println("Connected to " + addr.toString() + ":" + con.getPort());

      //3. Prepare the request
      req = new WriteCoilRequest(ref, count);
      req.setUnitID(0);
      if (Modbus.debug) System.out.println("Request: " + req.getHexMessage());

      //4. Prepare the transaction
      trans = new ModbusTCPTransaction(con);
      trans.setRequest(req);
View Full Code Here
TOP

Related Classes of net.wimpi.modbus.msg.ModbusRequest

  • net.wimpi.modbus.cmd.AIAOTest
  • net.wimpi.modbus.cmd.AITest
  • net.wimpi.modbus.cmd.AOTest
  • net.wimpi.modbus.cmd.DIDOTest
  • net.wimpi.modbus.cmd.DOTest
  • net.wimpi.modbus.io.ModbusASCIITransport
  • net.wimpi.modbus.io.ModbusBINTransport
  • net.wimpi.modbus.io.ModbusTCPTransport
  • net.wimpi.modbus.io.ModbusUDPTransport
  • net.wimpi.modbus.net.ModbusSerialListener
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.