9: Keithley External Control Interface (KXCI) Model 4200A-SCS Parameter Analyzer Reference M
9-6 4200A-901-01 Rev. C / February 2017
GPIB status indicators (GPIB communications only)
After KXCI is started, indicators in the GPIB Status box report interface status. A green indicator
signals the present status:
• SRQ: Turns on when an error or operating condition occurs.
• LTN: When on, instrument is in the listener active state.
• TLK: When on, instrument is in the talker active state.
• RMT: When on, instrument is in the remote state.
Graph display
In response to optional graphics commands, the right side of the KXCI user interface displays a graph
of the test results. To hide the graph, select the Hide Graph button, which provides a larger display
area for commands, error messages, and test results.
Using KXCI
To start GPIB operation, start KXCI. The 4200A-SCS is ready to accept GPIB commands immediately
after you start KXCI.
For command information, refer to GPIB command set (on page 9-10), GPIB command reference
(on
page 9-13), Ethernet command reference (on page 9-49), and Pulse generator commands (on page
9-59).
Logging commands, errors, and test results
When you send GPIB commands, KXCI logs the commands, error messages, and test results as
described in the following topics.
To stop GPIB operation, close KXCI by selecting Exit.
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