6-22
IM 701730-01E
Explanation
A trigger activates when all the conditions specified on multiple trigger sources are met
or not met.
Setting the Trigger Source and Status
Select a trigger status of the trigger source from the following three choices.
H: When the trigger source level is above the specified trigger level
L: When the trigger source level is below the specified trigger level
X: Don’t use a trigger source
Selecting a Clock Channel
• Select None if the trigger is not to be activated in synchronization with the signal.
• To activate the trigger in synchronization with the signal, select a clock channel from
CH1 to CH4 (or CH1 to CH2 on the DL1720E).
• You can select a trigger slope from the following.
: Rising
: Falling
Selecting the Trigger Condition
• Activating a Trigger Only on the Status Pattern
You can select conditions for activating triggers from the following.
Enter: Activates a trigger when the specified combination (pattern) is met.
Exit:
Activates a trigger when the specified pattern is no longer met.
CH1 input
CH2 input
Pattern
not met
Pattern
met
Trigger condition met
CH1: H
CH2: L
CH3*: X
CH4*: X
Condition: Enter
* CH3 and CH4 not available on the DL1720E.
• Activating a Trigger in Synchronization with the Clock Channel
You can select conditions for activating triggers from the following.
True:
A trigger is activated on the rising or falling edge of the clock channel while
the status pattern is met.
False: A trigger is activated on the rising or falling edge of the clock channel while
the status pattern is not met.
CH1 input
CH2 input
Pattern not
met
Trigger condition met
Pattern
met
Pattern
met
CH3* input
Pattern met
CH1: H
CH2: L
CH4*: X
CH3*: Clock CH
Condition: True
CH3 and CH4 not available on the DL1720E.
6.10 Setting the Pattern Trigger (ENHANCED)
