Remote commands for Multi CISPR APD measurements
R&S
®
ESW-K58
50
User Manual 1179.0880.02 ─ 03
Not a number. Represents the numeric value 9.91E37. NAN is returned if errors
occur.
8.1.6.2
Boolean
Boolean parameters represent two states. The "on" state (logically true) is represented
by "
ON
" or the numeric value 1. The "off" state (logically untrue) is represented by
"
OFF
" or the numeric value 0.
Querying Boolean parameters
When you query Boolean parameters, the system returns either the value 1 ("
ON
") or
the value 0 ("
OFF
").
Example:
Setting:
DISPlay:WINDow:ZOOM:STATe ON
Query:
DISPlay:WINDow:ZOOM:STATe?
would return
1
8.1.6.3
Character data
Character data follows the syntactic rules of keywords. You can enter text using a short
or a long form. For more information, see
Chapter 8.1.2, "Long and short form"
Querying text parameters
When you query text parameters, the system returns its short form.
Example:
Setting:
SENSe:BANDwidth:RESolution:TYPE NORMal
Query:
SENSe:BANDwidth:RESolution:TYPE?
would return
NORM
8.1.6.4
Character strings
Strings are alphanumeric characters. They have to be in straight quotation marks. You
can use a single quotation mark ( ' ) or a double quotation mark ( " ).
Example:
INSTRument:DELete 'Spectrum'
8.1.6.5
Block data
Block data is a format which is suitable for the transmission of large amounts of data.
The ASCII character # introduces the data block. The next number indicates how many
of the following digits describe the length of the data block. The data bytes follow. Dur-
ing the transmission of these data bytes, all end or other control signs are ignored until
Introduction