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6.7 Methods ToC Previous Next

6.7.10 Start Method ToC Previous Next

This Method is used as part of the PackMLExecuteStateMachineType. It allows an OPC UA Client to change the state of this state machine to the Starting State and send parameters at the same time. Which is an extension to the ISA-TR88.00.02-2015 specification. The parameter is defined in Table 44

Signature

Start(
[in] PackMLDescriptorDataType Parameter[]
);

Table 44 - Start Method Parameters

Argument Description
Parameter The array of parameter that can be used by the method
   

Method result codes are defined in Table 45.

Table 45 - Start Method result codes

Result Code Description
Bad_MethodInvalid See OPC 10000-4 – Services for the description of this result code. (The Method id does not refer to a Method for the specified Object.)
Bad_NotImplemented See OPC 10000-4 – Services for the description of this result code. (Requested operation is not implemented.)
   Bad_NodeIdUnknown See OPC 10000-4 – Services for the description of this result code. (Used to indicate that the specified Object is not valid)
Bad_InvalidState See OPC 10000-4 – Services for the description of this result code. (The operation cannot be completed because the Object is closed, uninitialized or in some other invalid state.)
Bad_ArgumentsMissing See OPC 10000-4 – Services for the description of this result code (The Client did not specify all of the input arguments for the Method.)
Bad_TooManyArguments See OPC 10000-4 – Services for the description of this result code (The Client specified more input arguments than defined for the Method.)
Bad_InvalidArgument See OPC 10000-4 – Services for the description of this result code. (Used to indicate in the operation level results that one or more of the input arguments are invalid. The inputArgumentResults contain the specific status code for each invalid argument.)
Bad_TypeMismatch See OPC 10000-4 – Services for the description of this result code. (Used to indicate that an input argument does not have the correct data type.)

Table 46 specifies the AddressSpace representation for the Start Method. Start includes an array of InputArguments, where the input argument details are provided in Table 44.

Table 46 – Start Method AddressSpace Definition

Attribute Value
BrowseName Start
References NodeClass BrowseName DataType TypeDefinition ModellingRule
HasProperty Variable InputArguments Argument[] PropertyType Mandatory
           

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