5-133
IM DLM4038-17EN
Commands
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App
Index
5.20 MATH Group
You cannot use commands that relate to user-defined computation on models that are not equipped with the user-
defined computation option.
:MATH<x>?
Function
Queries all computation settings.
Syntax
:MATH<x>?
<x> = 1 to 4
:MATH<x>:DISPlay
Function
Sets or queries whether or not computed
waveforms will be displayed (on/off).
Syntax
:MATH<x>:DISPlay {<Boolean>}
:MATH<x>:DISPlay?
<x> = 1 to 4
Example
:MATH1:DISPLAY ON
:MATH1:DISPLAY?
-> :MATH1:DISPLAY 1
:MATH<x>:ECOunt?
Function
Queries all edge count settings.
Syntax
:MATH<x>:ECOunt?
<x> = 1 to 4
:MATH<x>:ECOunt:HYSTeresis
Function
Sets or queries the hysteresis for the edge
detection level of edge counting.
Syntax
:MATH<x>:ECOunt:HYSTeresis {<NRf>}
:MATH<x>:ECOunt:HYSTeresis?
<x> = 1 to 4
<NRf> = 0 to 4 (divisions)
Example
:MATH1:ECOUNT:HYSTERESIS 1
:MATH1:ECOUNT:HYSTERESIS?
-> :MATH1:ECOUNT:HYSTERESIS 1.000E+0
0
:MATH<x>:ECOunt:POLarity
Function
Sets or queries the edge detection polarity for
edge counting.
Syntax
:MATH<x>:ECOunt:POLarity {FALL|RISE}
:MATH<x>:ECOunt:POLarity?
<x> = 1 to 4
Example
:MATH1:ECOUNT:POLARITY FALL
:MATH1:ECOUNT:POLARITY?
-> :MATH1:ECOUNT:POLARITY FALL
:MATH<x>:ECOunt:THReshold
Function
Sets or queries the edge detection level for edge-
count computation.
Syntax
:MATH<x>:ECOunt:THReshold {<NRf>|
<Voltage>|<Current>}
:MATH<x>:ECOunt:THReshold?
<x> = 1 to 4
<Voltage>, <Current> = See the DLM4000
Features Guide for this information.
Example
:MATH1:ECOUNT:THRESHOLD 1
:MATH1:ECOUNT:THRESHOLD?
-> :MATH1:ECOUNT:THRESHOLD 1.000E+00
:MATH<x>:FILTer?
Function
Queries all filter settings.
Syntax
:MATH<x>:FILTer?
<x> = 1 to 4
:MATH<x>:FILTer:FORDer
Function
Sets or queries the filter order of an IIR filter.
Syntax
:MATH<x>:FILTer:FORDer {<NRf>}
:MATH<x>:FILTer:FORDer?
<x> = 1 to 4
<NRf> = 1 to 2
Example
:MATH1:FILTER:FORDER 1
:MATH1:FILTER:FORDER?
-> :MATH1:FILTER:FORDER 1
:MATH<x>:FILTer:HCUToff
Function
Sets or queries the cutoff frequency of a high-
pass IIR filter.
Syntax
:MATH<x>:FILTer:HCUToff {<Frequency>}
:MATH<x>:FILTer:HCUToff?
<x> = 1 to 4
<Frequency> = 0.01 to 500M (Hz)
Example
:MATH1:FILTER:HCUTOFF 10MHZ
:MATH1:FILTER:HCUTOFF?
-> :MATH1:FILTER:HCUTOFF 10.00E+06
:MATH<x>:FILTer:LCUToff
Function
Sets or queries the cutoff frequency of a low-pass
IIR filter.
Syntax
:MATH<x>:FILTer:LCUToff {<Frequency>}
:MATH<x>:FILTer:LCUToff?
<x> = 1 to 4
<Frequency> = 0.01 to 500M (Hz)
Example
:MATH1:FILTER:LCUTOFF 10HZ
:MATH1:FILTER:LCUTOFF?
-> :MATH1:FILTER:LCUTOFF 10.00E+00
