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HP 8642A Operation And Calibration Manual

HP 8642A
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Model
8642A/B
Ovei
·/icw
HP-IB
Capabilities
Operation
...
HP
-IB
CAPABILITIES
The
8642A/B
Signal
Generator
is
designed
to
be
compatible
with
a
controller
that
interfaces
in
terms
of
the
12
bus
messages
summarized
in
the
HP-IB
Capability
Reference
Table
on
page
3-10.
The
bus
functions
are
disclissed ill nl(lre
detail
in
the
following
text.
The
Signal
Generator's
complete
capabiht~'
(as
defined
bv
IEEE
Standard
488
and
the
identical
ANSI
Standard
MCl.l)
IS
described
at
the
bottom
of
Table
3-1
and
on
page
1-2
under
"HP-IB
Capabilities"
In
remote
mode,
all
front-panel
controls
are
disabled
except
the
Power
switch
and
the
Local
key
(the
Local
key
can
be
disabled
by
configuring
the
instrument
in
L.ocal
Lockout).
The
Signal
Generator
will
resp~1nd
to
each
IIP-IB
message
below
according
to
its
associated
listen
or
talk
address
(Each
of
these
capabilities
is
described
in
more
detail
on
t
he
pages
t
ha
t follow.)
Inplit
Data.
When
addressed
to
listen
(WIth
REN
true),
the
Signal
Generator
stops
talking
and
can
respond
to
input
data
(Refer
to
page
3-1
I.)
Output
Data.
When
addressed
to
talk,
the
Sigllal
Generator
slops
listening
and
can
send
output
data
(Refer
to
page
3-15)
Clear
(Selected
Device
Clear,
SDC)
When
addressed
to
listen
(with
RFN
true),
the
Signal
Genera
I
or
st ops
talking
and
responds
to
SDC
by
clearing
allY
uncumpletecl
ell
tries
or
messages.
(Refer
to
page
3-24)
Clear
(Device
Clear,
DeL)
Regardless
of
the
addressed
state
of
the
Signal
Generator
(whether
addressed
to
listen
or
to
talk),
it
stops
talking
and
responds
to
DCL
by
clearing
any
uncompleted
entries
or
messages.
(Refer
to
page
3-24.)
Local
When
addressed
to
listen
(with
REN
true),
the
Signal
Generator
stops
talking
and
responds
to
the
Local
command
by
retu1'1ling
from
remote
control
to
local
control.
(Refer
to
page
3 -
25)
Local
Lockout.
Regardless
of
the
addressed
stal,
)f
the
SIgnal
Generator
(whether
addressed
to
listen
or
to
talk),
it
responds
to
the
Local
Lockout
cOlllmand
by
disabling
the
front-panel
Local
key.
(Refer
to
page
3-26)
Clear
Lockout
and
Set
Local.
Regardless
of
the
addressed
state
of
the
Sigiial
Generator
(whether
addressed
to
listen
or
to
talk),
it
responds
to
the
Clear
Lockout
anu
Set
Locrtl
command
by
re-enabling
the
front-panel
Local
key
and
returning
from
remote
control
to
local
contrLI!.
(Refer
to
page
3-26.)
Require
Service.
Regardless
of
the
addressed
state
of
the
~ignal
Generator
(whether
addressed
to
listen
or
to
talk),
it
can
send
the
Require
Service
message.
(Refer
to
Service
Request,
page
3-27)
Status
Byte.
When
addressed
to
talk,
after
receiving
the
Serial
Poll
Enable
(SPE)
bus
commalld,
the
Signal
Generator
outputs
the
Status
Byte
(Refer
to
page
3-29)
Abort
Regardless
of
the
acldl'essed
state
of
the
Signal
Generator
(whether
addressed
to
listen
or
tu
talk),
it
responds
to
the
Abol
t
commalld
and
stops
listening
or
talking
(Refer
to
page
3-
31)
!IP-IB
Capabilities
from
Local
Mode
Besides
having
the
above
capabilities
while
lenh)te,
the
follclwillg
capabilities
are
also
a
vaila
ble
from
the
lelca 1 lllode
<;)
Requile
Senice
Il)
Status
Byte
~
Data
((1I1tP\1t)
3-9

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HP 8642A Specifications

General IconGeneral
BrandHP
Model8642A
CategoryInverter
LanguageEnglish

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