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5820A
Operators Manual
OL_TRIP?
(IEEE-488, RS-232)
Returns the detected state of scope overload protection.
Parameters:
(None)
Response:
Returns the number of seconds before protection was tripped. Returns 0 if
protection has not been tripped or if OVERLD mode not active.
ONTIME?
(IEEE-488, RS-232)
(Calibrator On Time query) Returns the time since the 5820A Calibrator was most
recently powered up.
Response:
<days>,<hours>
(24-hour clock)
Example:
ONTIME? returns 5 DAYS, 19:57:45
Return the time since the 5820A Calibrator was last powered up: 5 days, 19 hours, 57
minutes and 45 seconds.
Note
Resetting the clock alters the ONTIME? results.
*OPC
(IEEE-488, RS-232)
(Operations Complete command) Enables setting of bit 0 (OPC for "Operation
Complete") in the Event Status Register to 1 when all pending device operations are
complete.
Parameter:
(None)
Example:
*OPC
Set bit 0 of the Event Status Register to 1 when all pending device operations are done.
*OPC?
(IEEE-488, RS-232)
(Operations Complete query) Returns a 1 after all pending operations are complete. This
commands causes program execution to pause until all operations are complete. (See also
*WAI.)
Response:
1
(all operations are complete)
Example:
*OPC? returns 1
Return 1 when all pending operations are complete.
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