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Cascading
R&S
®
UPP
877
User Manual 1411.1055.32 ─ 10
All instruments in the cascade report their states (as summary information where nec-
essary) to the master; for this reason, all common commands (except *OPT?) are only
allowed to be used in conjunction with
CASCade:ASSignement ALL
. Sending these
commands specifically to a slave would cause unexpected information to be displayed.
8.8
Generators in Cascade
The generators of the slaves can be controlled and set up individually. A generator
sweep as described under
on page 285 only runs on the mas-
ter instrument and is not transferred to the slaves.
8.9
Switcher Control in Cascade
Each instrument in the cascade, regardless of whether it is a master or slave, can con-
trol a switcher (or cascade of switchers). In the operating mode "GUI Control" = "All"
and
CASCade:ASSignment ALL
, switcher commands are
not
forwarded to the
slaves but instead are set only in the master, exactly as with "GUI Control" = Master.
On the other hand, in the operating mode "GUI Control" = "Slave xx" and
CASCade:ASSignment SLAVexx
, a switcher (or a cascade of switchers) connected
to a slave instrument can be addressed specifically.
Cascading switchers by connecting one switcher to each instrument of the R&S
UPP
cascade
is not possible!
Now as before, switchers are cascaded using RS232 con-
nections in a daisy chain. The switcher cascade must be activated by a single
R&S
UPP!
For information on how to connect a switcher, refer to
Switcher Control in Cascade
Содержание R&S UPP
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