public UseVariable(Conversation conversation, String varName, String type = null, int? size = null, bool excludeFromChecksum = false, int messageId = 0)
: base(conversation, excludeFromChecksum)
{
Converse session = conversation.Converse;
int? variableSize;
Variable = conversation.GetVariable(varName);
VariableType = type;
variableSize = size;
Calculations = session.Calculations;
IsChecksum16 = (varName.ToUpper() == "CHECKSUM16");
IsChecksum8 = (varName.ToUpper() == "CHECKSUM8");
IsChecksum = IsChecksum16 || IsChecksum8;
if (Variable == null) // variable not defined
if (type == null)
{
Variable = new StringVar(varName, conversation);
session.Variables.Add(Variable);
}
else if (type == "BYTE")
{
Variable = new ByteVar(varName, variableSize, conversation);
session.Variables.Add(Variable);
}
else if (type == "DYNAMICBYTE")
{
if (variableSize == null || variableSize < 1)
variableSize = 10000;
Variable = new DynamicByteVar(varName, variableSize.Value, conversation);
session.Variables.Add(Variable);
}
else if (type == "STRING")
{
Variable = new StringVar(varName, conversation);
session.Variables.Add(Variable);
}
else
throw new Exception("Variable " + varName + " type not supported: " + type);
}
protected void SetupVariables()
{
InverterAddress = (ByteVar)Params.Protocol.GetSessionVariable("%Address", null);
ModbusCommand = (ByteVar)Params.Protocol.GetSessionVariable("%CommandId", null);
RegisterCount = (ByteVar)Params.Protocol.GetSessionVariable("%Registers", null);
FirstModbusAddress = (ByteVar)Params.Protocol.GetSessionVariable("%FirstAddress", null);
DeviceData = (ByteVar)Params.Protocol.GetSessionVariable("%Data", null);
DeviceDataSize = (ByteVar)Params.Protocol.GetSessionVariable("%DataSize", null);
DeviceDataValue = (ByteVar)Params.Protocol.GetSessionVariable("%DataValue", null);
DeviceDataValueSize = (ByteVar)Params.Protocol.GetSessionVariable("%DataValueSize", null);
}
public void AddResizeVariable(ByteVar variable)
{
ResizeVariables.Add(variable);
}
