2
Scope Features and Functions
44
U2701A/U2702A Modular Oscilloscopes User’s Guide
Pulse Width Trigger
A pulse trigger occurs when a pulse is found in a waveform that
matches the pulse definition.
To configure pulse width triggering
1
Select the desired trigger source on the Trigger Source panel.
2
On the Trigger Settings panel, click on the Pulse Width
button.
Table 2-3
Pulse Width Trigger menu
Pulse Width Trigger Panel Controls
Menu
Settings
Comments
Trigger
Mode
Auto
Able to acquire waveform even when no trigger
occurs
Normal
Acquires waveform only when trigger occurs
Source
Channel 1
Sets Channel 1 as the trigger source
Channel 2
Sets Channel 2 as the trigger source
External
Sets External as the trigger source
Settings
Level
Sets the voltage point on the waveform where
trigger occurs
Holdoff
Sets the waiting period before starting a new
trigger
Polarity
Trigger on the positive pulse
Trigger on the negative pulse
Mode
> Greater than
Pulse width greater than pulse width setting
< Less than
Pulse width less than pulse width setting
>< In range of
Pulse width within the pulse width setting range
<> Out of range
Pulse width out of the pulse width setting range
U2700A_Modular_Scope.book Page 44 Tuesday, May 6, 2008 9:32 AM
