Calculate Subsystem Commands - HP 86140A Series User Manual

CALCulate Subsystem Commands

The CALCulate subsystem performs post-acquisition data processing. The
CALCulate subsystem operates on data acquired by a SENSe function. For
more information, refer to page 4-1 of the 1997 SCPI Command Reference.
CALCulate[1|2|3|4|5|6]:AVERage:CLEar
Causes the average data to be cleared and the average counter to be reset to
zero.
CALCulate:AVERage:COUNt <numeric_value>
CALCulate:AVERage:COUNt?
Sets the number of measurements to be averaged. When the number of mea-
surements taken is less than the count, the following formula is used to calcu-
late the data:
If the number of measurements is greater than or equal to the count, the fol-
lowing formula is used to calculate the data:
Note
CALC: is interpreted as CALC1:. CALC1 controls TRA, CALC2 controls TRB, CALC3 con-
trols TRC, CALC4 controls TRD, CALC5 controls TRE, and CALC6 controls TRF.
New average
sum of all measurements
AVG = --------------------------------------------------------------------- -
number of measurements
count 1 –
×
= ------------------------ last average
count
Remote Operation
CALCulate Subsystem Commands
new measurement
+ ---------------------------------- ----------------
count
4-45