ByteOrder
Credentials
Drivers relevant only
ETraceAddressFlags
Errors
ICDSV3Request
ICDSV3RequestHandling
ICDSV3Response
ICDSV3ServiceWriter
ICustomRequest
ICustomRequestCallback
ICustomRequestHandling
ICustomResponse
IDataItemBase
IDataItemList
IDataItemListExpanding
IDataItemListPersistant
IDatasource
IDatasource2
IDatasource2.Error
IDatasource2.State
IDatasource3
IDatasourceTraceAddressInfoProvider
IDatasourcesActionRecord
IDatasourcesFrameManager
IDatasourcesMgr
IDatasourcesMgr2
IDatasourcesMgr3
IDatasourcesMgr4
INotificationClient
ITraceAddressInfoWriter
ItemAccess
ItemName
ItemNameType
ItemQuality
MonitoringState
PersistantItemListUsage
ReplacementInfo
PROPERTY Error : UDINT
Gets the last error of communication