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R&S OSP
6.2.3.4 Responses to Queries
A query is defined for each setting command unless explicitly specified otherwise. It is
formed by adding a question mark to the associated setting command. The following
rules apply to the responses:
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6.2.3.5 SCPI Parameters
Most commands require one or more parameters to specify their function. The
parameters must be separated from the header by a "white space". Permissible
parameters are numerical values and character strings. The parameter types and the
permissible ranges of values are specified in the command description.
Overview of Syntax Elements
:
;
,
?
*
', " Quotation marks introduce a string and terminate it.
6.2.3.6 Use of SCPI Subsystems
The structure of the instrument-control commands implemented by the R&S OSP is
described in
SCPI subsystems are used in a specific manner. The following list gives an overview.
ROUTE...
READ...
Operating Manual 1505.3896.12 - 14
The requested parameter is transmitted without header.
Example: CONFigure:RELay:DELay? (@F01A11(0104))
Response: 2 (corresponds to 100ms = 2*50ms)
Character strings are returned enclosed in quotation marks.
Example: ROUTe:PATH:CATalog?
Response: "path1","path2"
The colon separates the key words of a command. In a command line the
separating semicolon marks the uppermost command level.
The semicolon separates two commands of a command line. It does not alter the
path.
The comma separates several parameters of a command.
The question mark forms a query.
The asterisk marks a common command.
A "white space" (ASCII-Code 0 to 9, 11 to 32 decimal, e.g. blank) separates header
and parameter.
chapter
7.4, Instrument-Control Commands. Due to this structure, some
Controls relays and I/O channels
Fetches the condition of I/O input channels and operation counters
Remote Control
139
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