Chroma 66203, User Manual

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Using Remote Control
5-5
Instrument Commands
, the upper case is part of short-form. For instance,
SYSTem : ERRor? can be wrote as SYST : ERR?
Program Header Separator ( : ):
If a command has more than one header, the user must separate them with a colon
(example: FETC:CURR:RMS? or POW:INT 10). Data must be separated from program
header by one space at least.
5.5.3 Program Message
Program message consists of a sequence of element of program message unit that is
separated by program message unit separator elements of program message unit, and a
program message terminator.
Program Message Unit:
Program message unit represents a single command, programming data, or query.
Example: FILT? or WIND ON
Program Message Unit Separator ( ; ):
The separator (semicolon ;) separates the program message unit elements from one another
in a program message.
Example: VOLT:RANG V300 ; CURR:RANG AUTO
Program Message Terminator (<PMT>):
A program message terminator represents the end of a program message. Three permitted
terminators are:
(1)
<EOI> : end or identify.
(2)
<LF>( i.e.: NL, new line) : line feed which is a single ASCII-encoded byte 0A (10
decimals).
(3)
<LF><EOI> : line feed with EOI.
5.5.4 Response Message
Response message consists of a sequence one or more elements of response message unit
that is separated by response message unit separator elements of response message unit,
and a response message terminator.
Response Message Unit:
Response message unit consists of a sequence one or more elements of response data unit
that is separated by response data unit separator elements of response data unit.
Example:
Query: FILT?
Response: ON
Query: VOLT:RANG? Response: AUTO