National Instruments BridgeVIEW 用户手册
Chapter 15
Application Control
15-4
© National Instruments Corporation
Activity 15-1. Use the VI Server
Your objective is to build a top-level VI that uses the VI Server to open,
run, display, and close two other VIs. The top-level VI will load both
subVIs dynamically. Then, the top-level VI will open and run the subVI
chosen by the user.
run, display, and close two other VIs. The top-level VI will load both
subVIs dynamically. Then, the top-level VI will open and run the subVI
chosen by the user.
Front Panel
1.
Open a new front panel. Place a waveform chart and label it
Trend #1
. Place a rectangular stop button and label it
Close
. Save
the VI as
HMI#1.vi
in the
BridgeVIEW\Activity
directory.
2.
Open a new front panel. Place a cluster with two rectangular buttons
labeled
labeled
HMI#1
and
HMI#2
. Create a button and label it
Shutdown
. At
the end of this exercise, you will have three front panels, which will
appear as shown below.
appear as shown below.