© National Instruments Corporation I-1 NI-488.2 User ManualIndexSymbols! (repeat previous function) function, InteractiveControl utility, 7-10$ filename (execute indirect file) function,Interactive Control utility, 7-10+ (turn ON display) function, Interactive Controlutility, 7-10– (turn OFF display) function, InteractiveControl utility, 7-10Aaccessing NI-488.2 driver, 4-2Active Controller, A-1adding new GPIB interfacein GPIB Explorer, 3-4in Measurement & AutomationExplorer, 2-4address syntax in Interactive Control utility, 7-5AllSpoll functionserial polling multiple devices with a singlecall, 8-17application debuggingglobal status variables, 5-1NI Spy utility, 5-1NI-488.2 error codes, 5-1application developmentcommunicating with instrumentsmultiple interfaces or multipledevices, 4-9single GPIB device, 4-7using Interactive Control utility, 4-1using NI-488.2 Communicator, 2-6general program steps and examplesmultiple-interface or multiple-deviceapplications, 4-9single-device applications, 4-8items to includemultiple-interface or multiple-deviceapplications, 4-9single-device applications, 4-7talker/listener applications, 8-12asynchronous event notification in NI-488.2applicationscalling ibnotify function, 8-4ibnotify programming example, 8-6ATN (attention) line (table), A-3ATN status word condition, 4-5, B-1, B-4automatic serial pollingenabling, 8-13stuck SRQ state, 8-14autopolling and interrupts, 8-14auxiliary functions, Interactive Controlutility, 7-10BBorland C/C++ programming instructions, 4-12buffer option function, Interactive Controlutility, 7-10bus extenders and expanders, 1-3bus management and device-level calls, 8-11CCIC status word condition, 4-5, B-1, B-4CMPL status word condition, 4-5, B-1, B-3communicating with instrumentsadvanced communication, 2-8multiple devices, 4-4multiple interfaces, 4-4single GPIB device, 4-3using Interactive Control utility, 4-7