IDataSourceDriver.LastError (PROP) ¶ PROPERTY LastError : DWORD Will be valid only if State DataSourceState.DS_Error
IDataSourceDriver.ReadRequest (METH) ¶ METHOD ReadRequest : UDINT InOut: Scope Name Type Return ReadRequest UDINT Input pItems POINTER TO ARRAY [0..100] OF IDataItem iItemCount UDINT dwListId DWORD Output dwTransactionId DWORD
IDataSourceDriver.Reset (METH) ¶ METHOD Reset : UDINT InOut: Scope Name Type Return Reset UDINT
IDataSourceDriver.ShuttingDown (METH) ¶ METHOD ShuttingDown : UDINT InOut: Scope Name Type Return ShuttingDown UDINT
IDataSourceDriver.StartConnect (METH) ¶ METHOD StartConnect : UDINT InOut: Scope Name Type Return StartConnect UDINT
IDataSourceDriver.StartShutdown (METH) ¶ METHOD StartShutdown : UDINT InOut: Scope Name Type Return StartShutdown UDINT
IDataServer4.CreateItemList (METH) ¶ METHOD CreateItemList : IDataItemList InOut: Scope Name Type Comment Return CreateItemList IDataItemList Input udiInitialCapacity UDINT The initial capacity of this list (will be extended if it becomes larger)
IDataServer4.DeleteItemList (METH) ¶ METHOD DeleteItemList : UDINT InOut: Scope Name Type Return DeleteItemList UDINT Input itemsList IDataItemList
IDataServer4.ReadItems (METH) ¶ METHOD ReadItems : UDINT InOut: Scope Name Type Comment Return ReadItems UDINT Input items IDataItemList The list of items that have to be read bAsynchron BOOL Whether the method should be executed asynchronously (might not be supported so check return value) finishedCallback ICallback An optional callback that will be called when the operation is finished (can be 0)
IDataServer4.WriteItems (METH) ¶ METHOD WriteItems : UDINT InOut: Scope Name Type Comment Return WriteItems UDINT Input items IDataItemList The list of items that have to be read bAsynchron BOOL Whether the method should be executed asynchronously (might not be supported so check return value) finishedCallback ICallback An optional callback that will be called when the operation is finished (can be 0)