
Some or
all
of the 8k
waveform buffer memories
(each
channel
has its
om
8k buffer)
can be displayed.
The displayed
sigal is
completelyupdated
as each
acqnisition is made.
The following
graphics
are shown
at the
top of
the display area and in
figure
4-2:
memory bar
-
represents
the
displayed
portion
of
the
waveform
record
memory bar display
line
-
represents
the entire
8k
waveform
record
'I
-
indicates the
trigger
point's
location
within
the
8k waveform
record.
MEMORY BAR DISPLAY LINE SHOWS
WAVEFORM RECORD
T SHOWS
TRICC[R
MEMORY BAR SHOWS
PORT10N OF WAVEFORM
RECORD THAT IS BEING
DISPLAYED
Memory
Bar
Exercise
HP 54510A
Front‐Pane:Reference
This exercise demonstrates
the
real time
acquisition mode memory
bar
and the ability
to display signals
that occur
before
and after the trigger
event of
the
displayed signal.
The memory
bar shows
the
portion
of
the
waveform
record
that
is being displayed.
o
Connect
the
HP 545104
rear-panel AC
CALIBRATOR signal
to
channel
1 with
a
coaxial cable.
Tirnebase
■
5
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