[sim, PacketFramework, Parameter] = ld_PF_ParameterInclControl(sim, PacketFramework, NValues, datatype, ParameterName, ControlPluginUname, ControlBlock, optionalInitValue)
Define a parameter and it's control unit
NValues - amount of data sets
datatype - only ORTD.DATATYPE_FLOAT for now
ParameterName - a unique string decribing the parameter
ControlPluginUname - a unique string describing the control unit
ControlBlock - e.g. 'Click_Event' for a Button