
Channel
1 is
displayed in the top screen. To
satis$
the conditions
of the
bit
paftern,
channel
1 must be
high
(highq
than the
channel l
trigger
level)
or
greater
rhan
-2(X)
mV. When
the
sifal on
channel l
goes
highgl
than
-200
mV and c.hannel2is still low
(less
than
-200
mD
the
pattern
conditions have
been satisfied
as
the signal is entering
the
trigger
conditions
and the
I{P
54510A triggers.
o
Press
the
nten key
and
change
the condition
to nten
exited.
The
oscilloscope triggers
on the first transition
that
makes
the
bit
pattern
false, in
t\is case
when
channel
2
goes
high.
rcpetrtive
Figure
67.
HI){ when
sited
Paaem
o
Change
the
bit
pattern
to HHX
and select
the entercd
condition.
Trigger
Menu
&13
HP 54510A
Front-Panel Reference
hp running
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