Interface Message; Gpib Control / Setting Command Descriptions - Chroma 19572 User Manual

3. On Remote status, all of panel keys are malfunction except for Function Key
(switch to Local)
4. By using LLO [Local lockout] command of GPIB makes
6.4

Interface Message

The tester is capable of responding to the following interface messages.
Interface Signal
GTL Go To Local
SDC Selected Device Clear Restart the analyzer
LLO Local Lockout
IFC Interface Clear
6.5

GPIB Control / Setting Command Descriptions

The tester GPIB function composed command string is inputted by ASCII code to attain
functions of remote control and setting. The length of the command string is limited in 1024
characters (include end code) [Command + Parameter] compose a command. Two
commands can be connected by semicolon and ended by end code. The end code can be
any type of the following; the tester can distinguish by itself.
End code
LF
CR + LF
EOI
LF + EOI
CR + LF + EOI
Status response command
CLS
ESE <enable value>
ESE?
ESR?
SRE <enable value>
SRE?
STB?
PSC 0|1
PSC?
, and
MENU MORE.. STOP
Meaning
Can switch the tester to Local status.
From
Reset GPIB interface.
GPIB Description (Option)
(reset instrument) keys.
LOCAL
Response
key switch to Local status is forbidden.
LOCAL
LOCAL
key malfunction.
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