protected override void WriteFunction()
{
try
{
var signalState = (SignalState)PlcThread.GetState();
var signalName = signalState.SignalName;
var mbInfo = dicSignals[signalName];
var register = mbInfo.Register;
var numberOfPoints = mbInfo.Count;
var value = signalState.Value;
var data = new bool[numberOfPoints];
for (int i = 0; i < numberOfPoints; i++)
{
data[i] = ((int)value & (int)Math.Pow(2, i)) > 0;
}
while (!signalState.OutOfDateAlarm)
{
lock (Locker)
{
try
{
if (!master.Open())
{
master.Close();
AddMessage("com port not opening", DebugLevel.ExceptionLevel);
}
if (signalState.UseByDate <= AdvDateTime.Now || !signalState.ChannelLink)
{
AddMessage(signalName + " useByDate <= Now or channelLink = false",
DebugLevel.FullModeLevel);
break;
}
master.WriteMultipleCoils(slaveAddress, register, numberOfPoints, data);
if (master.GetType() == typeof(ModbusASCII) || master.GetType() == typeof(ModbusRTU))
{
master.Close();
}
AddMessage(signalName + " register: " + register + " set value: " + value,
DebugLevel.FullModeLevel);
signalState.ChannelLink = false;
break;
}
catch (Exception ex)
{
AddMessage("WriteMultipleCoils catch exception: " + ex.Message, DebugLevel.ExceptionLevel);
}
}
PlcThread.Sleep(50);
}
}
catch (Exception ex)
{
AddMessage(": an exception occurred in the function WriteMultipleCoilsThread() [ " +
ex.Message + " ]", DebugLevel.ExceptionLevel);
}
}
private void CustomWorkThread()
{
while (true)
{
try
{
PlcThread.Sleep(TimeDelay);
if (workThreadTickCount <= AdvDateTime.TotalEnvironmentTickCount)
{
modbusCommand.Close();
PlcThread.Sleep(5000);
}
}
catch (Exception ex)
{
AddMessage(device.Name + ": an exception occurred in the function CustomWorkThread(): " + ex.Message,
DebugLevel.ExceptionLevel);
}
}
}
protected override void WriteFunction()
{
try
{
var signalState = (SignalState)PlcThread.GetState();
var signalName = signalState.SignalName;
var mbInfo = dicSignals[signalName];
var register = mbInfo.Register;
var value = Convert.ToBoolean(signalState.Value);
if (mbInfo.Invert)
{
value = !value;
}
while (!signalState.OutOfDateAlarm)
{
lock (Locker)
{
try
{
if (!master.Open())
{
master.Close();
AddMessage("com port not opening", DebugLevel.ExceptionLevel);
}
if (signalState.UseByDate < AdvDateTime.Now || !signalState.ChannelLink)
{
AddMessage(signalName + " useByDate < Now or ChannelLink = false", DebugLevel.FullModeLevel);
return;
}
master.WriteSingleCoil(slaveAddress, register, value);
if (master.GetType() == typeof(ModbusASCII) || master.GetType() == typeof(ModbusRTU))
{
master.Close();
}
AddMessage(signalName + " register: " + register + " set value: " + value,
DebugLevel.FullModeLevel);
signalState.ChannelLink = false;
break;
}
catch (Exception ex)
{
AddMessage("WriteSingleCoil catch exception: " + ex.Message, DebugLevel.ExceptionLevel);
if (master.GetType() == typeof(ModbusASCII) || master.GetType() == typeof(ModbusRTU))
{
master.Close();
}
}
}
PlcThread.Sleep(50);
}
}
catch (Exception ex)
{
AddMessage(": an exception occurred in the function WriteSingleCoilThread() [ " +
ex.Message + " ]", DebugLevel.ExceptionLevel);
}
}
protected override void WriteFunction()
{
try
{
var signalState = (SignalState)PlcThread.GetState();
var signalName = signalState.SignalName;
var mbInfo = dicSignals[signalName];
var register = mbInfo.Register;
var minEu = mbInfo.MinEu;
var maxEu = mbInfo.MaxEu;
var minRaw = mbInfo.MinRaw;
var maxRaw = mbInfo.MaxRaw;
var euValueBand = mbInfo.EuValueBandExist;
var rawValueBand = mbInfo.RawValueBandExist;
var type = mbInfo.DataType;
var byteOrder = mbInfo.ByteOrder;
double value = signalState.Value;
if (euValueBand && (value < minEu || value > maxEu))
{
AddMessage(signalName + ": exceeded the permissible limits. Expect [" + minEu + "; " +
maxEu + "], try to write value [" + value + "]", DebugLevel.FullModeLevel);
return;
}
double rawValue = value;
if (string.Equals(type, "word") && string.Equals(byteOrder, "1-0"))
{
var word = value;
byte b1 = Convert.ToByte(word / 0x100);
byte b2 = Convert.ToByte(word % 0x100);
value = (ushort)(256 * b2 + b1);
AddMessage("Invert byte order [1-0]. Raw value: " + rawValue + ". New value: " + value,
DebugLevel.FullModeLevel);
}
if (euValueBand && rawValueBand)
{
value = (value - minEu) / (maxEu - minEu) * (maxRaw - minRaw) + minRaw;
}
value = Math.Round(value, 0);
while (!signalState.OutOfDateAlarm)
{
lock (Locker)
{
try
{
if (!master.Open())
{
master.Close();
AddMessage("com port not opening", DebugLevel.ExceptionLevel);
}
if (signalState.UseByDate <= AdvDateTime.Now || !signalState.ChannelLink)
{
AddMessage(signalName + " useByDate <= Now or channelLink = false",
DebugLevel.FullModeLevel);
break;
}
master.WriteSingleRegister(slaveAddress, register, (ushort)Math.Round(value, 0));
if (master.GetType() == typeof(ModbusASCII) || master.GetType() == typeof(ModbusRTU))
{
master.Close();
}
AddMessage(signalName + " register: " + register + " set value: " + value,
DebugLevel.FullModeLevel);
signalState.ChannelLink = false;
break;
}
catch (Exception ex)
{
AddMessage("WriteSingleRegister catch exception: " + ex.Message, DebugLevel.ExceptionLevel);
if (master.GetType() == typeof(ModbusASCII) || master.GetType() == typeof(ModbusRTU))
{
master.Close();
}
}
}
PlcThread.Sleep(50);
}
}
catch (Exception ex)
{
AddMessage(": an exception occurred in the function WriteSingleRegisterThread() [ " +
ex.Message + " ]", DebugLevel.ExceptionLevel);
}
}
protected override void WriteFunction()
{
try
{
var signalState = (SignalState)PlcThread.GetState();
var signalName = signalState.SignalName;
var mbInfo = dicSignals[signalName];
var register = mbInfo.Register;
var minEu = mbInfo.MinEu;
var maxEu = mbInfo.MaxEu;
var minRaw = mbInfo.MinRaw;
var maxRaw = mbInfo.MaxRaw;
var euValueBand = mbInfo.EuValueBandExist;
var rawValueBand = mbInfo.RawValueBandExist;
var type = mbInfo.DataType;
var byteOrder = mbInfo.ByteOrder;
var value = signalState.Value;
var data = new ushort[] { 0, 0 };
//записываемое значение должно быть в инженерных пределах
if (euValueBand && (value < minEu || value > maxEu))
{
AddMessage(signalName + ": exceeded the permissible limits. Expect [" + minEu + "; " +
maxEu + "], try to write value [" + value + "]", DebugLevel.FullModeLevel);
return;
}
//если заданы пределы масштабирования - преобразуем
if (euValueBand && rawValueBand)
{
value = (value - minEu) / (maxEu - minEu) * (maxRaw - minRaw) + minRaw;
}
if (string.IsNullOrEmpty(type))
{
type = "word";
}
double rawValue = value;
switch (type)
{
case "ushort":
{
var temp = (ushort)value;
if (byteOrder.Equals("") || byteOrder.Equals("0-1"))
{
data[1] = temp;
}
if (byteOrder.Equals("1-0"))
{
data[0] = temp;
}
break;
}
case "word":
{
//если надо поменять байты местами
if (byteOrder.Equals("1-0"))
{
var word = (uint)value;
byte b0 = Convert.ToByte(word / 0x100);
byte b1 = Convert.ToByte(word % 0x100);
value = 256 * b1 + b0;
AddMessage("Invert byte order [1-0]. Raw value: " + rawValue + ". New value: " + value,
DebugLevel.FullModeLevel);
}
data[0] = (ushort)value;
break;
}
case "float":
{
float fValue = Convert.ToSingle(value);
byte[] bytes = BitConverter.GetBytes(fValue);
if (bytes.Length == 4)
{
if (byteOrder.Equals("") || byteOrder.Equals("0-1-2-3"))
{
var word1 = (ushort)(bytes[0] * 256 + bytes[1]);
var word2 = (ushort)(bytes[2] * 256 + bytes[3]);
data = new[] { word1, word2 };
}
else if (byteOrder.Equals("1-0-3-2"))
{
var word1 = (ushort)(bytes[1] * 256 + bytes[0]);
var word2 = (ushort)(bytes[3] * 256 + bytes[2]);
data = new[] { word1, word2 };
}
else if (byteOrder.Equals("3-2-1-0"))
{
var word1 = (ushort)(bytes[0] * 256 + bytes[1]);
var word2 = (ushort)(bytes[2] * 256 + bytes[3]);
data = new[] { word2, word1 };
}
else if (byteOrder.Equals("2-3-0-1"))
{
var word1 = (ushort)(bytes[1] * 256 + bytes[0]);
var word2 = (ushort)(bytes[3] * 256 + bytes[2]);
data = new[] { word2, word1 };
}
}
break;
}
}
while (!signalState.OutOfDateAlarm)
{
lock (Locker)
{
try
{
if (!master.Open())
{
master.Close();
AddMessage("com port not opening", DebugLevel.ExceptionLevel);
}
if (signalState.UseByDate <= AdvDateTime.Now || !signalState.ChannelLink)
{
AddMessage(signalName + " useByDate <= Now or channelLink = false",
DebugLevel.FullModeLevel);
break;
}
master.WriteMultipleRegisters(slaveAddress, register, data);
if (master.GetType() == typeof(ModbusASCII) || master.GetType() == typeof(ModbusRTU))
{
master.Close();
}
AddMessage(signalName + ": euValueBand [" + minEu + ", " + maxEu + "], " +
"rawValueBand [" + minRaw + ", " + maxRaw + "], rawValue: " +
rawValue + ", after conversion: " + value, DebugLevel.FullModeLevel);
signalState.ChannelLink = false;
break;
}
catch (Exception ex)
{
AddMessage("WriteMultipleRegisters catch exception: " + ex.Message, DebugLevel.ExceptionLevel);
}
}
PlcThread.Sleep(50);
}
}
catch (Exception ex)
{
AddMessage(": an exception occurred in the function WriteMultipleRegistersThread() [ " +
ex.Message + " ]", DebugLevel.ExceptionLevel);
}
}
