Math; Mx+B And M/X+B (Reciprocal) - Keithley 6220 DC User Manual

Model 6220/6221 User's Manual
Table 6-2
Averaging filter commands
SENSe[1]:AVERage:TCONtrol <name> Select filter control.
SENSe[1]:AVERage:WINDow <NRf>
SENSe[1]:AVERage:COUNt <NRf>
SENSe[1]:AVERage[:STATe] <b>
Programming example — Repeating average filter
This command sequence configures and enables the repeating filter for Differen-
tial Conductance:
SENS:AVER:TCON REP
SENS:AVER:WIND 1
SENS:AVER:COUN 20
SENS:AVER ON

Math

mX+b and m/X+b (reciprocal)

These math functions affect the results of the Delta, Pulse Delta, or Differential
Conductance operations. Details on the delta operations are covered in
mX+b and m/X+b manipulate delta readings (X) mathematically according to the
following calculations:
Y = mX+b
Y = m/X+b
Where:
NOTE Changing the "m" or "b" for mX+b also changes it for
Command
X is the normal delta reading.
m and b are user-entered constants for scale factor and offset.
Y is the displayed result.
m/X+b.
Return to
Averaging Filter, Math, and Buffer
Description
<name> = MOVing or REPeat.
Set filter window as % of range:
<NRf> = 0 to 10 (0 selects no window)
Specify filter count (size).
<NRf> = 2 to 300
Enable or disable averaging filter.
' Select the repeating average filter.
' Set filter window to 1%.
' Set filter count to 20.
' Enable the repeating average filter.
Section 6 topics
6-5
Default
MOV
0.0
10
OFF
Section 5.