UNI-T UPO2000E Series, Руководство по программированию

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UNI-T
UPO 3000E&UPO2000E Series Oscilloscope Programming Manual

Return format：
Query return 6.000e001 ， unit is Hz.

For example：
:FUNC:SOUR1 CHAN1 set channel 1 as source 1
:FUNC:FILT:FREQ:LOW 60Hz set the low frequency limit of filter as 60Hz
:FUNC:FILT:FREQ:LOW? query return 6.000e001
:FUNCtion:LOGic:INVert
 Command format：
:FUNCtion:LOGic:INVert {{1|ON}|{0|OFF}}
:FUNCtion:LOGic:INVert?

Functional description：
The switch setting of logic inversion function.

Return format：
Query return 1 or 0 ， it presents ON or OFF.
 For example：
:FUNCtion:LOGic:INVert OFF turn off inversion function
:FUNCtion:LOGic:INVert? query return 0 ， turn off inversion function
:FUNCtion:EXPRession
 Command format：
:FUNCtion:EXPRession <expression>
 Functional description：
Use free combination expression to mathematical calculation.
Expression format see Advance item in MATH manu ， <expression> is belong to ASCII character
string parameter.

For example：
:FUNCtion:EXRP "CH1*CH2" channel 1 multiply channel 2