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SCPI Error/Event Queue
M370078-01 5-55
5
Command Line Help System
The Help system is made up of a series of commands that can be used to
get help on all available commands and details on their syntax.
The Help commands are:
[:]SYSTem[<channel>]:HELP[:HEADers]?
[:]SYSTem[<channel>]:HELP:SYNTax?'<command for which you
want help>'
[:]SYSTem[<channel>]:HELP:LEGacy?
Querying Help for all Command Headers
The
[:]SYSTem[<channel>]:HELP[:HEADers]?
query shall
return all SCPI commands and queries and IEEE 488.2 common
commands and common queries implemented. No single line will be
longer than 80 characters long. The full path for every command and
query shall be returned separated by line feeds.
A <SCPI header> is defined as:
It shall contain all the nodes from the root. The <SCPI program
mnemonic> contains the node in standard SCPI format. The short form
shall use uppercase characters while the additional characters for the long
form shall be in lowercase characters. Default nodes shall be surrounded
by square brackets ([ ]).
Command:
[:]SYSTem[<channel>]:HELP[:HEADers]?
For example:
:SYST1:HELP:HEAD?
Might return:
*IDN?/qonly/
*RST/nquery/
*TST?/qonly/
*OPC/nquery/
*OPC?/qonly/
*WAI/nquery/
*CLS/nquery/
*ESE