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Additional Basics on Remote Control
R&S
®
NGP800
175User Manual 5601.5610.02 ─ 04
Example:
OUTP:STAT ON
OUTP:STAT?
Response: 1
Overview of Syntax Elements
The following table provides an overview of the syntax elements:
Table A-4: Syntax Elements
: A colon separates the mnemonics of a command.
, A comma separates several parameters of a command.
? A question mark forms a query.
* An asterisk marks a common command.
" Quotation marks introduce a string and terminate it.
A whitespace (ASCII-Code 0 to 9, 11 to 32 decimal, e.g. blank) separates the header from the
parameters.
Responses to Queries
You can query each setting command by adding a question mark. According to SCPI,
the responses to queries are partly subject to stricter rules than in the standard IEEE
488.2.
●
The requested parameter is transmitted without a header.
VOLTage:PROTection:MODE?
Response: "measured"
●
Maximum values, minimum values and all other quantities that are requested via a
special text parameter are returned as numeric values.
VOLT:PROT? MAX
Response: 32.500
●
Boolean values are returned as 0 (for Off) and 1 (for On).
OUTPut:STATe?
Response: 1
A.2 Command Sequence and Synchronization
A sequential command finishes the execution before the next command is starting. To
make sure that commands are actually carried out in a certain order, each command
must be sent in a separate command line.
As a rule, send commands and queries in different program messages.
Command Sequence and Synchronization
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