public uMCPInoPort(string portName, BaudRate baudrate, bool selectDefaultState,
uint selectIntMs, uint timeoutIntMs, byte packetSize, byte maxMessages)
{
timer = new PrecisionTimer();
timer.Period = 100;
timer.Mode = Mode.Periodic;
timer.Tick += (o, e) => { node.OnTick(); };
node = new uMCPInoNode(selectDefaultState, timeoutIntMs, selectIntMs, packetSize, maxMessages);
node.OnSTATEChangedEventHandler += (o, e) => { OnStateChangedEventHandler.Rise(this, e); };
node.OnSELECTChangedEventHandler += (o, e) => { OnSelectChangedEventHandler.Rise(this, e); };
node.OnDataBlockAcknowledgedEventHandler += (o, e) => { OnDataBlockAcknowledgedEventHandler.Rise(this, e); };
node.OnDataBlockReceivedEventHandler += (o, e) => { OnDataBlockReceivedEventHandler.Rise(this, e); };
node.OnActionInfoEventHandler += (o, e) => { OnActionInfoEventHandler.Rise(this, e); };
node.OnTransmitterEmptyEventHandler += (o, e) => { OnTransmitterEmptyEventHandler.Rise(this, e); };
node.OnOutcomingEventHandler += new EventHandler <uMCPInoDataEventArgs>(node_OnOutcomingEventHandler);
port = new SerialPort(portName, (int)baudrate);
port.DataReceived += (o, e) =>
{
var data = new byte[port.BytesToRead];
port.Read(data, 0, data.Length);
node.OnIncomingData(data);
};
port.ErrorReceived += (o, e) => { PortErrorEventHandler.Rise(this, e); };
}
private void onDTADTE(uMCPPacket packet)
{
DTADTEReceived++;
if (state == uMCPState.RUNNING)
{
uMCPDATAPacket dPacket = (packet as uMCPDATAPacket);
if (dPacket.TCNT <= R + 1)
{
if (dPacket.TCNT == Convert.ToByte((R + 1) % 256))
{
R++;
OnDataBlockReceivedEventHandler.Rise(this, new uMCPDataEventArgs(dPacket.DATA));
BytesReceived += Convert.ToUInt32(dPacket.DATA.Length);
}
SACK = true;
}
SREP = false;
IsTimeoutTimerRunning = false;
if ((dPacket.RCNT == N) || (IsByteInRangeExclusive(A, N, dPacket.RCNT)))
{
AcknowledgeSentItems(dPacket.RCNT);
}
if (dPacket.PTYPE == uMCPPacketType.DTA)
{
IsTimeoutTimerRunning = true;
}
SELECT = (dPacket.PTYPE == uMCPPacketType.DTE);
}
}
