AGILENT 34401A IVI-C DRIVER

You should consider all driver choices available, and choose the driver that best fits your needs. Using dotted properties and methods. This list can be long, so you might need to browse for keywords that match the driver, such as the vendor name or “IVI”. In Figure 7 , notice that the sessions to the DCVoltage interface and to the driver session are closed after they are used. Figure 10 shows the Context Help window for the AutoRange property. Rate this document Select a Rating 1 – Poor 2 3 4 5 – Excellent. Dotted properties are a shorthand alternative to cascading multiple Property Nodes that return interface references needed for wiring properties and methods specific to a given interface.

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Automation Open and type library refnum.

Using an IVI-COM Instrument Driver in LabVIEW

Click on the block diagram to place the Initialize method on the diagram. Figure 10 shows the Context Help window for the AutoRange property.

Using the Class Browser. An instrument driver is a set of software routines that control a programmable instrument. This site afilent cookies to offer you a better browsing experience. Installing Software Refer to the instrument driver Readme file for detailed software requirements. Each routine corresponds to a programmatic operation such as configuring, reading from, writing to, and triggering the instrument.

Using an IVI-COM Instrument Driver in LabVIEW – National Instruments

Place a checkmark in the Show Creatable Objects Only check-box to display only objects that you can create. The block diagram should now appear similar to Figure 2. Learn more about our privacy policy. Links to complete examples demonstrating how to execute the Measurement method and read the measured value are provided at the end of this document. Converting variant data to an array See Also: Rate this document Select a Rating 1 – Poor 2 3 4 5 – Excellent.

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A dialog box appears, shown in Figure 1. Automation Open and Initialize method. This is typically the first interface in the list.

labview编程ivi驱动控制仪器_LabVIEW社区

Select the same type library you selected for the Automation Open refnum. Refer to the instrument driver help to determine the array data type. Dottable properties have a blue glyph next to the property name. You should consider all driver choices available, ovi-c choose the driver that best fits your needs.

Using dotted properties and methods.

Viewing context help for AutoRange property. You should close references to all ActiveX sessions and interfaces when you are finished using them. Instrument drivers simplify instrument control and reduce test program development time by eliminating the need to learn the programming protocol for each instrument.

Selecting a dotted property. The class interface changes and a new set of properties and methods are now selectable, shown in Figure 6. An example of how to access the help for the Initialize method is shown in Figure 9.

In Figure 7notice that the sessions to the DCVoltage interface and to the agilsnt session are closed after they are used.

ailent The Type Library list contains the type libraries for all the registered ActiveX servers on the system in alphabetical order. Dotted properties are a shorthand alternative to cascading multiple Property Nodes that return interface references needed for wiring properties and methods specific to a given interface. Agilent IO Libraries Suite version Selecting help for Initialize method.

This list can be long, so you might need to browse for keywords that match the driver, such as the vendor name or “IVI”.

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