static void Main(string[] args)
{
// Create CIP communitation object. The first parameter is the local IP address to
// listen incoming connection in default port 0xAF12 (from 'MSG' block in ladder program).
// The second parameter is the PLC's IP addres using the same default port (0xAF12, don't change it.
// PLC's listen only in this port)
// PS: the 'Connected' checkbox in the 'MSG' instruction block property ('Connection' tab) MUST be unchecked.
// Don't worry, this doesn't affect the communication performance. The socket connection remains established even
// when is not sending messages. The NOP messagem was implemented (working like a life/watchdog msg).
m_Cip = new CIP("0.0.0.0", "192.168.91.168");
m_Cip.OnEventTrace += Cip_OnEventTrace;
m_Cip.OnConnRecReceiveMsgData += OnConnRecReceiveMsgData; // <- event to receive data from incoming connections
m_Cip.OnConnStatusChanged += OnConnStatusChanged; // <- event to get connection state changes
m_Cip.Open();
// Initialize variable to be send
m_BytesToSend = new byte[256];
while (true)
{
// If the send connection is established and ready to send...
if (m_Cip.SendChannelConnected() && m_Cip.ReadyToSend())
{
try
{
// Change the message content
m_BytesToSend[0]++;
for (int i = 1; i < m_BytesToSend.Length; i++)
{
m_BytesToSend[i] = (byte)(m_BytesToSend[i - 1] + 1);
}
// Log.
Cip_OnEventTrace(Traceable.EventType.Info, string.Format("Sending data ({0} bytes)...", m_BytesToSend.Length));
// Write data in the 'RECEIVE' tag in the PLC ('RECEIVE' is the tag's name)
// You have to create a tag with this exactly name, array of SINT type (one byte), total size 300
m_Cip.SendData("RECEIVE_TAG", ElementaryDataType.SINT, m_BytesToSend);
// Success log
string strData = string.Join("|", m_BytesToSend.Select(a => a.ToString()));
Cip_OnEventTrace(Traceable.EventType.Info, string.Format("Send msg. successful ({0} bytes)... [{1}]", m_BytesToSend.Length, strData));
}
catch (Exception e)
{
// Error log
Cip_OnEventTrace(Traceable.EventType.Exception, string.Format("Fail to send data. Error: {0}", e.Message));
}
}
// Delay
Thread.Sleep(1000);
}
}
static void Main(string[] args)
{
try
{
CIP c = new CIP("192.168.0.222");
c.RegisterSession();
c.Browse();
//c.Read("Teeq"); // DINT: ok
//c.Read("Local:2:I"); // UDT: byte array [TODO]
//c.Read("Local:2:I.Ch0Data"); // UDT member: REAL - ok
//c.Read("ints.a"); // UDT member: DINT - ok
//c.Read("ints.b"); // UDT member: INT - ok
//c.Read("V1.diOp"); // UDT member: BOOL - ok
//c.Read("Local:2:C.Ch0Config.RangeType"); // nested UDT: ok
/*while (ok)
* {
* c.Read("Local:2:I.Ch0Data");
* Thread.Sleep(1000);
* }*/
//c.Write("Teeq", 9); // writing DINT: ok
//c.Read("Teeq");
c.Write("Local:3:O.Ch6Data", 4.23f); // writing REAL: ok
c.Read("Local:3:O.Ch6Data");
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
}
Console.WriteLine("bye");
Console.ReadLine();
}
