BNC 1201 - 6 1/2 Digit Digital Multimeter - Manual (Page 156)

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where you are able to read them into your bus controller.
READ?
Change the state of the triggering system from the “idle” state to
“wait-for-trigger” state. The meter will start to make measurements when a
required triggering condition is met after the READ? command is received.
Measurement readings are sent to the output buffer immediately.
DISPlay {OFF|ON}
Turn off or on the display.
DISPlay?
Query the display setting. Returns “0” (OFF) or “1” (ON).
DISPlay:TEXT <quoted string>
Show a message on the front panel display. The allowed message can be up to
16 characters in the lower row display; any additional characters will be
truncated.
DISPlay:TEXT?
Query the message sent to the front panel display.
DISPlay:TEXT:CLEar
Clear the message shown on the front panel display.
SYSTem:BEEPer
Issue a single beeping tone.
SYSTem:BEEPer:STATe {OFF|ON}
Disable or enable the beeper.
SYSTem:BEEPer:STATe?
Query the beeper mode. Returns “0” (OFF) or “1” (ON).
SYSTem:ERRor?
Query the multimeter’s error queue. Up to 20 errors can be stored in the queue.
Errors are retrieved in first-in-first-out (FIFO) order. Each error string may
contain up to 80 characters.