National Instruments 321518A-01 Manual De Usuario

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Chapter 7
VirtualBench-Arb
©
 National Instruments Corporation
7-3
Getting Started with VirtualBench
The Waveform Editor front panel of VirtualBench-Arb has the 
following features:
View Control— selects the waveform view displayed on the graph. 
Waveform displays the entire waveform. Segment displays the 
first of the selected segments. Component displays only the first 
selected component.
X Axis Control— selects the X-axis units. Time displays the 
waveform as a function of time. Frequency displays the power 
spectrum of the waveform.
Units Control— selects the active units currently being used for the 
display and control values.
Style Control— changes the graph attributes.
Segment Listbox Control— selects the segment or component to be 
edited. A segment is preceded by a number and indicates a unique 
section of the waveform. The value in parentheses indicates the 
segment length. Indented text in the list box represents a waveform 
component.
New Segment Button—inserts a new waveform segment 
immediately after the current selection.
New Component Button—inserts a new component immediately 
after the current selection.
Component Type Control— selects the type of component. A 
waveform Library function is one of 20 predefined waveform 
patterns. An Expression is a single-variable function evaluated over 
an interval. A Sketch is a waveform drawn by the mouse.
Note:
Please refer to the VirtualBench-Arb Online Help for additional help on the 
front panel items.
06Chap07.fm  Page 3  Friday, February 28, 1997  3:22 PM