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A Brief Introduction to the SCPI Language
SCPI Language Basics
A vertical stroke between
keywords indicates identical
effects exist for both keywords.
The command functions the
same for either keyword. Only
one of these keywords is used at
a time.
Command:
SENSe:BANDwidth|BWIDth:
OFFSet
Two identical commands are: Ex1:
SENSE:BWIDTH:OFFSET Ex2:
SENSE:BAND:OFFSET
[ ] keywords in square brackets are
optional
when composing the
command. These implied
keywords are executed even if
they are omitted.
Command:
[SENSe:]BANDwidth[:RESolu
tion]:AUTO
The following commands are all
valid and have identical effects:
Ex1: bandwidth:auto
Ex2: band:resolution:auto
Ex3: sense:bandwidth:auto
< > Angle brackets around a word,
or words, indicates they are not
to be used literally in the
command. They represent the
needed item.
Command:
SENS:FREQ <freq>
In this command example the word
<freq> should be replaced by an
actual frequency.
Ex: SENS:FREQ 9.7MHz.
{ } Parameters in braces can
optionally be used in the
command either not at all, once,
or several times.
Command:
MEASure:BW <freq>{,level}
A valid command is:
meas:BW 6 MHz, 3 dB, 60
dB
Special
Character
Meaning Example