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Model 2657A High Power System SourceMeter® Instrument Reference Manual Section 3: Functions and features

2657A-901-01 Rev. B/December 2012 3-5

Remote filter programming

Filter commands

The following table summarizes the filter commands. See the TSP command reference (on page 7-1)

for details about commands.

Filter commands

Command Description

smua.measure.filter.count = count

Set filter count (1 to 100)

smua.measure.filter.enable = smua.FILTER_ON

Enable filter

smua.measure.filter.enable = smua.FILTER_OFF

Disable filter

smua.measure.filter.type = smua.FILTER_MEDIAN

Select median filter type

smua.measure.filter.type = smua.FILTER_MOVING_AVG

Select moving average

filter type

smua.measure.filter.type = smua.FILTER_REPEAT_AVG

Select repeat average filter

type

Filter programming example

The programming example below illustrates how to set the following filter aspects:

• Filter type: Moving average

• Filter count: 10

• Filter state: Enabled

-- Program count to 10.

smua.measure.filter.count = 10

-- Moving average filter type.

smua.measure.filter.type = smua.FILTER_MOVING_AVG

-- Enable filter.

smua.measure.filter.enable = smua.FILTER_ON

Keithley 2657A User Manual

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