QuickOPC User's Guide and Reference
DAItemPointReadParameters Class Properties


OpcLabs.EasyOpcClassic Assembly > OpcLabs.EasyOpc.DataAccess.Connectivity Namespace : DAItemPointReadParameters Class

For a list of all members of this type, see DAItemPointReadParameters members.

Public Properties
 NameDescription
Public Propertystatic (Shared in Visual Basic)CacheSourceItem point read parameters that specify the cache data source.  
Public PropertyDataSourceSelects the data source for OPC reads (from device, from OPC cache, or dynamically determined). (Inherited from OpcLabs.EasyOpc.DataAccess.DAReadParameters)
Public Propertystatic (Shared in Visual Basic)DefaultDefault item point read parameters.  
Public Propertystatic (Shared in Visual Basic)DeviceSourceItem point read parameters that specify the device data source.  
Public PropertyStandardNameA symbolic name of the current parameter combination if it has a standard name. Empty otherwise. (Inherited from OpcLabs.BaseLib.Parameters)
Public PropertyValueAgeDetermines the age of value you would like to obtain (in milliseconds). (Inherited from OpcLabs.EasyOpc.DataAccess.DAReadParameters)
Public PropertyValueOnlyDetermines whether only the value part will be read; error if the value is not available.  
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See Also

Reference

DAItemPointReadParameters Class
OpcLabs.EasyOpc.DataAccess.Connectivity Namespace

 

 

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