User`s guide

11
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12 Transient Analysis
Editin
g
a Stimulus
To edit an existin
g
stimulus
1
Start the Stimulus Editor and select Get from the Stimulus
menu.
2
Double-click the trace name (at the bottom of the X axis for
analog and to the left of the Y axis for digital traces.) This
opens the Stimulus Attributes dialog box where you can
modify the attributes of the stimulus directly and
immediately see the effect of the changes.
To edit a PWL stimulus
1
Double click the trace name. This displays the handles for
each defined data point.
2
Click any handle to select it. To reshape the trace, drag it to
a new location. To delete the data point, press X.
3
To add additional data points, either select Add from the
Edit menu or click the Add Point button.
4
Right-click to end adding new points.
To select a time and value scale factor for PWL
stimuli
1
Select the PWL trace by clicking on its name.
2
Select Attributes from the Edit menu or click the
corresponding toolbar button.
PWL stimuli are a little different
since they are a series of time/
value pairs.
This provides a fast way to scale
a PWL stimulus.