Variable namesSave PDFSave selected topicSave selected topic and subtopicsSave all topicsShareShare to emailCopy topic URLLast UpdatedAug 29, 20241 minute readHMI and SCADASystem PlatformCommunication Drivers 2023 R2 SP1 P03 The GESRTP Communication Driver supports PAC System variable addressing with user-friendly names. Related LinksBase Item NamesStatus itemsSymbolic variablesReference variablesUser-defined data types