Chapter 6 Interactive Control UtilityNI-488.2 User Manual for Windows 6-2 www.natinst.com3. Right-click on your GPIB interface and select Interactive Controlfrom the drop-down menu that appears.For help on any Interactive Control command, type help followed bythe command. For example, type help ibdev or help set.4. Open either an interface handle or device handle to use for furtherNI-488.2 calls. Use ibdev to open a device handle, ibfind to openan interface handle, or the set 488.2 command to switch to a488.2 prompt.The following example uses ibdev to open a device, assigns it toaccess interface gpib0, chooses a primary address of 6 with nosecondary address, sets a timeout of 10 seconds, enables the ENDmessage, and disables the EOS mode::ibdeventer board index: 0enter primary address: 6enter secondary address: 0enter timeout: 13enter ‘EOI on last byte’ flag: 1enter end-of-string mode/byte: 0ud0:Note If you type a command and no parameters, Interactive Control prompts you for thenecessary arguments. If you already know the required arguments, you can type them atthe command prompt, as follows::ibdev 0 6 0 13 1 0ud0:Note If you do not know the primary and secondary address of your GPIB instrument,right-click on your GPIB interface in Measurement & Automation Explorer and selectScan for Instruments. After Explorer scans your interface, it displays your instrumentaddress in the right window pane. The instrument shown in Figure 6-1 has a primaryaddress of 1 and no secondary address.Figure 6-1. Instrument Address in Measurement & Automation Explorer