GPIB Operation Description (Option)
5.4 Interface Message
The analyzer is capable of responding to the following messages
Signal Meaning Response
GTL Go To Local Can switch the analyzer 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
5.5 GPIB Control / Setting Command Descriptions
The analyzer 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 end by ending code. The end code are the
following types, the analyzer can distinguish it by self.
End code
LF
CR+LF
EOI
LF+EOI
CR+LF+EOI
Status response command
ÂCLS
ÂESE <enable value>
ÂESE?
ÂESR?
ÂSRE <enable value>
ÂSRE?
ÂSTB?
ÂPSC 0|1
ÂPSC?
5-3
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