User`s guide

518 Appendix B
Status Reporting System
Status Register Structure
Issuing the *CLS command will clear all bits from the operation status event register.
Table B-3 Status Bit Definitions of the Operation Status Condition Register
Bit
Position
Name Description
0 - 3 Not used Always 0
4 Measurement
Set to “1” during measurement
*1
.
5 Waiting for Trigger
Set to “1” while the instrument is waiting for a trigger
*2
.
6 - 13 Not used Always 0
14 VBA Macro Running Set to “1” while a VBA macro is running.
15 Not used Always 0
*1.This is the time from the beginning of the first sweep to the end of the last sweep when
several sweeps are executed for one measurement.
*2.This is when the trigger system is in “Waiting for Trigger” state. For more information
on the trigger system, refer to “Trigger system” on page 80.
Table B-4 Status Bit Definitions of the Questionable Status Condition Register
Bit
Position
Name Description
0 - 7 Not used Always 0
8 Bandwidth Test Fail (Questionable
bandwidth limit status register
summary)
Set to “1” while one of the enabled bits in the
questionable bandwidth limit status event register is set
to “1.”
9 Ripple Test Fail (Questionable ripple
limit status register summary)
Set to “1” while one of the enabled bits in the
questionable ripple limit status event register is set to
“1.”
10 Limit Test Fail (Questionable limit
status register summary)
Set to “1” while one of the enabled bits in the
questionable limit status event register is set to “1.”
11 - 15 Not used Always 0