Model
8642A/B
Description
Proeedu
re
SAVE
Operation
SA
VE/RECALL
Using
the
Save
fUIlction,
you
can
save
complete
instrument
states
in
any
of
the
Signal
Generator's
51
recall
registers
(00
through
50)
These
registers
can
then
be
recalled
using
the
Recall
function
or
the
Sequence
fUllction.
(Refer
to
Sequence,
page
3-161.)
The
recall
regIsters
are
stored
III
RAM
(with
battery
back-up)
persisting
through
Instrument
Preset,
and
switching
the
Power
frolll
standby
to
on,
and
unplugging
of
the
ac
power
cord.
However,
if
RAM
memory
is
ever
lost
(for
example,
If
the
battery
loses
its
charge),
all
the
recall
registers
will
be lost
Ta
ble
3 - 2 7
below
lists
those
instrument
functions
lila
t
ca
nllot
be
sa
ved:
Table
3-27.
Instrument
Settings
that
Cannot
Be
Saved
Messages
HP-IB
Address
Local
or
Remote Mode
Sequence Settings
Special Functions
3.
Service Mode
242. Phase Decrement by 1 Degree
243. Phase Increment by 1 Degree
244. Phase Decrement by 5 Degrees
245. Phase Increment by 5 Degrees
248. Single Modulation Frequency Correction
249. Display Firmware Information
250. Phase Adjust
on
Knob and Steps
251. Clear the Recall Registers
Note:
Put
the
instrument
ill
its
initialized
state
by
selecting
(lflSiR-PREB£Tl.
How
to
Save
an
Instrument
State
To
save
the
current
instrument
state
in
a
specific
register:
CS"AVEJ
followed
by
the
two-digit
number
of
the
desired
register.
To
save
the
current
instrument
state
in
the
next
available
register
(for
example,
to
set
up
instrument
states
10
lISC
with
the
Sequence
function):
CSAVE] CD·
To
save
the
current
instrument
state
in
the
most
recently
accessed
save/recall
register
(f~)r
example,
to
re-save
all
instrument
state
after
recalling
and
modifying
it):
(SAVE I
OJ
3-157
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