Fluke PM6685 User Manual
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Questionable Data/Signal
Status Group
This group reports when the output data
from the CNT-8X may not be trusted.
Bit 14 (weight 16384) — Unexpected
Parameter (UEP)
This bit shows that CNT-8X has received
This bit shows that CNT-8X has received
a parameter that it cannot execute, al-
though the parameter is valid according
to SCPI. This means that when this bit is
true, the instrument has not performed a
measurement exactly as requested.
Bit 10 (weight 1024) — Timeout for
Measurement (TIO)
The counter sets this bit true when it
The counter sets this bit true when it
abandons the measurement because the
internal timeout has elapsed, or no signal
has been detected.
See
also
:SYST:TOUT
and
:SYST:SDET.
Bit 8 (weight 256) Overflow (OFL)
The counter sets this bit true when it can-
Bit 8 (weight 256) Overflow (OFL)
The counter sets this bit true when it can-
not complete the measurement due to
overflow.
n
Summary, Questionable
Data/Signal Status Reporting
:STAT:QUES:ENAB <bit mask>
Enable
Enable
reporting
of
Questionable
data/signal status in the status byte.
*SRE 8
Enable SRQ when data/signal is ques-
*SRE 8
Enable SRQ when data/signal is ques-
tionable.
:STAT:QUES?
Reading and clearing the event register of
:STAT:QUES?
Reading and clearing the event register of
the Questionable data/signal Register
structure.
:STAT:QUES:COND?
Reading the condition register of Ques-
:STAT:QUES:COND?
Reading the condition register of Ques-
tionable data/signal Register structure.
6-24 Status Subsystem
Using the Subsystems
O F L
U E P
Q u e s t i o n a b l e D a t a / S i g n a l S t a t u s
G r o u p
T I O
1 5
8
0
1 4
1 0
S T A T : Q U E S t : C O N D ?
S T A T : Q U E S ?
2 5 6
U n e x p e c t e d
p a r a m e t e r
T i m e o u t f o r m e a s u r e m e n t
O v e r f l o w
1 6 3 8 4
1 0 2 4
Figure 6-12 Bits in Questionable data
register.