Overload | Description |
SubscribeItem(IEasyDAClient,EasyDAItemSubscriptionArguments) | Subscribe to OPC item using an object that holds all necessary arguments, including an optional callback. |
SubscribeItem(IEasyDAClient,DAItemGroupArguments) | Subscribe to OPC item using an object that holds all necessary arguments. |
SubscribeItem(IEasyDAClient,DAItemGroupArguments,EasyDAItemChangedEventHandler) | Subscribe to OPC item using an object that holds all necessary arguments, and an optional callback. |
SubscribeItem(IEasyDAClient,ServerDescriptor,DAItemDescriptor,DAGroupParameters,EasyDAItemChangedEventHandler,Object) | Subscribe to OPC item. Specify server and item descriptors, group parameters object, callback method, and a user-defined state object. |
SubscribeItem(IEasyDAClient,ServerDescriptor,DAItemDescriptor,DAGroupParameters,Object) | Subscribe to OPC item. Specify server and item descriptors, and group parameters object. |
SubscribeItem(IEasyDAClient,String,String,String,VarType,Int32,Single,EasyDAItemChangedEventHandler,Object) | Subscribe to OPC item. Specify machine name, server class, item ID, data type, requested update rate, percent deadband, callback method, and a user-defined state object. |
SubscribeItem(IEasyDAClient,String,String,String,VarType,Int32,Single,Object) | Subscribe to OPC item. Specify machine name, server class, item ID, data type, requested update rate, and percent deadband. |
SubscribeItem(IEasyDAClient,String,String,String,VarType,Int32,EasyDAItemChangedEventHandler,Object) | Subscribe to OPC item. Specify machine name, server class, item ID, data type, requested update rate, callback method, and a user-supplied state object. |
SubscribeItem(IEasyDAClient,String,String,String,VarType,Int32,Object) | Subscribe to OPC item. Specify machine name, server class, item ID, data type, and requested update rate. |
SubscribeItem(IEasyDAClient,String,String,String,Int32,EasyDAItemChangedEventHandler,Object) | Subscribe to OPC item. Specify machine name, server class, item ID, requested update rate, callback method, and a state object. |
SubscribeItem(IEasyDAClient,String,String,String,Int32,EasyDAItemChangedEventHandler) | Subscribe to OPC item. Specify machine name, server class, item ID, requested update rate, and a callback method. |
SubscribeItem(IEasyDAClient,String,String,String,Int32,Object) | Subscribe to OPC item. Specify machine name, server class, item ID, requested update rate, and a state object. |
SubscribeItem(IEasyDAClient,String,String,String,Int32) | Subscribe to OPC item. Specify machine name, server class, item ID, and requested update rate. No state object is specified (this overload is suitable for simple scenarios only). |