Rohde & Schwarz R&S UPP, User Manual

Page: 698 / 938

Remote Control - Command Description
R&S
®
UPP
682 User Manual 1411.1055.32 ─ 10
Example:
Definition:
OUTPut:AUDiobits <audiobits>
Command:
OUTP:AUD 24
Special characters
|
A vertical bar in parameter definitions indicates alternative possibilities in the sense of "or". The effect
of the command differs, depending on which parameter is used.
Example :
Definition:
OUTPut:TYPE <type> with parameter <type> = UNBalanced | BALanced
Command
OUTPut:TYPE BALanced
selects the balanced input
Command
OUTPut:TYPE UNBalanced
selects the unbalanced input
[ ]
Mnemonics in square brackets are optional and may be inserted into the header or omitted.
Example :
INSTrument[SELect] <inst> with parameter <inst> = ANLG | DIG
INST:SEL ANLG
is equivalent to
INST ANLG
and selects the analog generator.
7.1.1 SCPI Parameters
Many commands are supplemented by a parameter or a list of parameters. The
parameters must be separated from the header by a "white space" (ASCII code 0 to 9,
11 to 32 decimal, e.g. blank). Allowed parameters are:
●
Numeric values
●
Special numeric values
●
Boolean parameters
●
Text
●
Character strings
●
Block data
The parameters required for each command and the allowed range of values are
specified in the command description.
7.1.1.1 Numeric values
Numeric values can be entered in any form, i.e. with sign, decimal point and exponent.
Values exceeding the resolution of the instrument are rounded up or down. The man-
tissa may comprise up to 255 characters, the exponent must lie inside the value range
-32000 to 32000. The exponent is introduced by an "E" or "e". Entry of the exponent
alone is not allowed. In the case of physical quantities, the unit can be entered.
Allowed unit prefixes are G (giga), MA (mega), MOHM and MHZ are also allowed), K
(kilo), M (milli), U (micro) and N (nano). If the unit is missing, the basic unit is used.
Example:
SOUR:FREQ:REF 1500
=
SOUR:FREQ:REF 1.5E3
Notation of Device-Specific Commands