National Instruments 373873C-01 用户手册
© National Instruments Corporation
7-1
7
Extending LabVIEW
SignalExpress Projects with
LabVIEW
SignalExpress Projects with
LabVIEW
You can use LabVIEW SignalExpress to define automated measurements
by using built-in steps for acquiring, generating, analyzing, or logging
signals. You can extend the functionality of LabVIEW SignalExpress
projects by using LabVIEW in the following ways:
by using built-in steps for acquiring, generating, analyzing, or logging
signals. You can extend the functionality of LabVIEW SignalExpress
projects by using LabVIEW in the following ways:
•
Build a VI in LabVIEW and import this VI into LabVIEW
SignalExpress to provide custom step functionality and expand the
number of steps available in LabVIEW SignalExpress.
SignalExpress to provide custom step functionality and expand the
number of steps available in LabVIEW SignalExpress.
•
Convert a LabVIEW SignalExpress project to a LabVIEW block
diagram to continue development in LabVIEW.
diagram to continue development in LabVIEW.
You must have LabVIEW 7.1 or later to complete the exercises in this
chapter.
chapter.
Importing LabVIEW VIs into LabVIEW SignalExpress as
Steps
Steps
Use the Run LabVIEW VI step in LabVIEW SignalExpress to call custom
LabVIEW VIs. You can call a LabVIEW VI from LabVIEW
SignalExpress to do the following:
LabVIEW VIs. You can call a LabVIEW VI from LabVIEW
SignalExpress to do the following:
•
Control GPIB instruments
•
Control National Instruments hardware that LabVIEW SignalExpress
does not support
does not support
•
Read or write data to more file formats
•
Display operator instructions in a pop-up dialog box
•
Define a measurement algorithm