National Instruments IEEE 1394 Manual De Usuario

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Chapter 4
Using NI-IMAQ for IEEE 1394 Cameras in LabVIEW
4-10
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Figure 4-11.  Error Clusters
You can use the Simple Error Handler VI, located on the Functions»
Time&Dialog 
palette, to check for errors that occur while executing a VI. 
If you wire an error cluster to the Simple Error Handle VI, the VI deciphers 
the error information and displays a dialog box that describes the error. If 
no error occurred, the Simple Error Handler VI does nothing. Figure 4-12 
illustrates wiring an NI-IMAQ for 1394 Cameras VI to the Simple Error 
Handler VI.
Figure 4-12.  Error Checking Using the Simple Error Handler VI