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Display the data, Write the data to a file, Clear the task – Measurement Computing ULx for NI LabVIEW Quick Start User Manual

Page 5: Add error notification

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Quick Start: MCC ULx for NI LabVIEW

Build the NI LabVIEW program

5

This instance reads multiple samples from one channel.

Display the data

From the front panel, select

Express»Graph Indicators»Graph

and place a

Waveform Graph

on the block

diagram.

Write the data to a file

Select

Functions»Programming»File I/O»Write Meas File

to add a

Write to Measurement File Express VI

to

the block diagram. The

Configure Write to Measurement File

dialog box opens:

Configure the following options on the dialog box:

1. In the

File Name

text box, enter a path to save the data, or browse to the destination path.

2. Select the

One header only

option button in the

Segment

Headers

area to save the data in a table with one

header.

When you run the program, the data is saved to a LabVIEW measurement data file (*.lvm). An *.lvm file is a
tab-delimited ASCII text file that you can open with a spreadsheet application or text editor.

Clear the task

Select

ULx for NI LabVIEW»Clear

and place the VI on the block diagram. This VI releases resources that are

reserved for the task.

Add error notification

Select

Functions»Programming»Dialog & User Interface»Simple Error

and place the VI on the block

diagram.