Agilent Technologies InfiniiVision DSO6014L, Руководство пользователя

Страница: 178 / 371

Triggering the Oscilloscope 4
6000 Series Oscilloscope User’s Guide 177
When
Nth Edge 2 (no re-find)
is selected, if the Find event
occurs again before the Count (N) event is satisfied, the
Count (N) is not reset to zero.
b
Press the
Term
softkey and select
Count (N)
.
c Press the N softkey, then turn the Entry knob to set the
number of edges to wait before triggering.
N can be set from 1 to 10,000.
Define the optional Reset on: stage
1 Press the Stage softkey and select Reset on: .
Reset on: is the last stage in the trigger sequence. When you
select the
Stage Reset on:
softkey, the next softkey to the right
will display
Reset:
and give you a list of the terms you can
define for the Reset on: stage. The Reset on: stage can be set
to one of the following conditions:
• No Reset — Resets on the find condition.
• Pattern 1
(or
2
)
Entered
— A pattern is entered on the last
edge that makes the pattern true (logical AND).
•
Pattern 1
(
or 2
)
Exited
— A pattern is exited on the first edge
that makes the pattern false (logic NAND).
•
Edge 1
(or
2
)
• Pattern 1 and Edge 1
•
Timeout
Terms that are grayed-out are not valid in the reset stage.
2 Press the Reset: softkey and select a term to reset on.
3 Press the Term softkey and select the pattern, edge, or timeout
term displayed in the Reset: softkey.
4 If you select No Reset , no reset stage will be defined.
If the term(s) used in the “Trigger on:” Sequence Stage condition are set to “don’t
care,” the oscilloscope will not trigger. At least one term in the stage must be set
to a value other than X (don’t care).