Parameter properties
Parameter properties: Edit the properties of the parameter.
General properties
Name: Name of the interface.
Specification: Data type of the parameter, see specification.
Select data type
Select: Select data type.
Type information
- Namespace: user-defined namespace of the data type.
- GUID: unique ID of the data type.
Enter a unique ID Value: Enter a unique ID value, see Parameter.
Constant Name: source code name of the parameter ID.
Optional parameter settings
Size [Bits]: Calculated size in bits (white fields) and in "Byte.Bit" notation (grey fields). A special size configuration is provided for x64.
Unit: a unit of the variable.
Comment: Comment that is visible, for example, in the instance configurator.
Context ID: Context used when accessing parameters by ADS.
Create Symbol: Default setting for ADS icon creation.
Disable Code Generation: Enable/disable the code generation.
Hide parameter: Switches between showing/hiding parameters in the System Manager view.
Hide sub items: If the data type has sub-elements, the System Manager will not allow the sub-elements to be accessed. This should be used, for example, in the case of larger arrays.
Online parameter: Define as online parameter.
Read-only: Switch to read-only access for System Manager.
Optional Properties
A table of name, value and description for annotating the parameter.
This information is provided within the TMC and also TMI files.
TwinCAT functions as well as customer programs can use these properties.