public void SendCyclicData(PhysicalAddress destination, UInt16 frameID, UInt16 cycleCounter, byte[] userData)
{
Trace.WriteLine("Sending cyclic data", null);
MemoryStream mem = new MemoryStream();
//ethernet
Ethernet.Encode(mem, destination, adapter.MacAddress, (Ethernet.Type) 0x8892);
//Profinet Real Time
RT.EncodeFrameId(mem, (RT.FrameIds)frameID);
//user data
if (userData == null)
{
userData = new byte[40];
}
if (userData.Length < 40)
{
Array.Resize <byte>(ref userData, 40);
}
mem.Write(userData, 0, userData.Length);
//RT footer
RT.EncodeRTCStatus(mem, cycleCounter, RT.DataStatus.DataItemValid |
RT.DataStatus.State_Primary |
RT.DataStatus.ProviderState_Run |
RT.DataStatus.StationProblemIndicator_Normal,
RT.TransferStatus.OK);
//Send
Send(mem);
}
public void SendSetResponse(PhysicalAddress destination, uint xid, DCP.BlockOptions option, DCP.BlockErrors status)
{
Trace.WriteLine("Sending Set " + option.ToString() + " response", null);
MemoryStream mem = new MemoryStream();
//ethernet
Ethernet.Encode(mem, destination, adapter.MacAddress, Ethernet.Type.VLanTaggedFrame);
//VLAN
VLAN.Encode(mem, VLAN.Priorities.Priority0, VLAN.Type.PN);
//Profinet Real Time
RT.EncodeFrameId(mem, RT.FrameIds.DCP_Get_Set_PDU);
//Profinet DCP
DCP.EncodeSetResponse(mem, xid, option, status);
//Send
Send(mem);
}
public void SendIdentifyResponse(PhysicalAddress destination, uint xid, Dictionary <DCP.BlockOptions, object> blocks)
{
Trace.WriteLine("Sending identify response", null);
MemoryStream mem = new MemoryStream();
//ethernet
Ethernet.Encode(mem, destination, adapter.MacAddress, Ethernet.Type.VLanTaggedFrame);
//VLAN
VLAN.Encode(mem, VLAN.Priorities.Priority0, VLAN.Type.PN);
//Profinet Real Time
RT.EncodeFrameId(mem, RT.FrameIds.DCP_Identify_ResPDU);
//Profinet DCP
DCP.EncodeIdentifyResponse(mem, xid, blocks);
//Send
Send(mem);
}
public IAsyncResult BeginGetRequest(PhysicalAddress destination, DCP.BlockOptions option)
{
Trace.WriteLine("Sending Get " + option.ToString() + " request", null);
MemoryStream mem = new MemoryStream();
//ethernet
Ethernet.Encode(mem, destination, adapter.MacAddress, Ethernet.Type.VLanTaggedFrame);
//VLAN
VLAN.Encode(mem, VLAN.Priorities.Priority0, VLAN.Type.PN);
//Profinet Real Time
RT.EncodeFrameId(mem, RT.FrameIds.DCP_Get_Set_PDU);
//Profinet DCP
UInt16 xid = ++lastXid;
DCP.EncodeGetRequest(mem, xid, option);
//start Async
return(new ProfinetAsyncDcpResult(this, mem, xid));
}
public void SendIdentifyBroadcast()
{
Trace.WriteLine("Sending identify broadcast", null);
MemoryStream mem = new MemoryStream();
//ethernet
PhysicalAddress ethernetDestinationHwAddress = PhysicalAddress.Parse(RT.MulticastMACAdd_Identify_Address);
Ethernet.Encode(mem, ethernetDestinationHwAddress, adapter.MacAddress, Ethernet.Type.VLanTaggedFrame);
//VLAN
VLAN.Encode(mem, VLAN.Priorities.Priority0, VLAN.Type.PN);
//Profinet Real Time
RT.EncodeFrameId(mem, RT.FrameIds.DCP_Identify_ReqPDU);
//Profinet DCP
DCP.EncodeIdentifyRequest(mem, ++lastXid);
//Send
Send(mem);
}