SCPI Error/Event Queue

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:

5

[:]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

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Xantrex Technology XG 850 manual Command Line Help System, Querying Help for all Command Headers, Help commands are