Chroma 19572 - Interface Message; GPIB Control; Setting Command Descriptions

GPIB Description (Option)
6-3
3. On Remote status, all of panel keys are malfunction except for Function Key LOCAL
(switch to Local) MENU, MORE.. and STOP (reset instrument) keys.
4. By using LLO [Local lockout] command of GPIB makes LOCAL key malfunction.
6.4 Interface Message
The tester is capable of responding to the following interface messages.
Interface Signal
Meaning
Response
GTL
Go To Local
Can switch the tester to Local status.
SDC
Selected Device Clear
Restart the analyzer
LLO
Local Lockout
From LOCAL key switch to Local status is forbidden.
IFC
Interface Clear
Reset GPIB interface.
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?