RIGOL  2 Command System 
2-158  MSO2000A/DS2000A Programming Guide 
:MEASure:NDUTy 
 
Syntax 1 
:MEASure:NDUTy <chan> 
 
Description 1 
Enable the negative duty cycle measurement function of the specified channel. 
 
Syntax 2 
:MEASure:NDUTy? <chan> 
 
Description 2 
Enable the negative duty cycle measurement function of the specified channel and return the 
measurement result. 
 
Parameter 
Name  Type  Range  Default 
<chan>  Discrete 
{D0|D1|D2|D3|D4|D5|D6|D7|D8|D9|D10|D11| 
D12|D13|D14|D15|CHANnel1|CHANnel2|MATH} 
-- 
 
Return Format 
The query returns the measurement result in scientific notation. 
 
Example 
:MEASure:NDUTy CHANnel1 
:MEASure:NDUTy? CHANnel1 
 
You can use the following commands to query the statistic maximum, minimum, current value, average 
and standard deviation of the negative duty cycle measurement values of the specified channel waveform. 
Sending the following commands will enable the statistic function automatically. 
  :MEASure:NDUTy:SMAXimum? 
  :MEASure:NDUTy:SMINimum? 
  :MEASure:NDUTy:SCURrent? 
  :MEASure:NDUTy:SAVerage? 
  :MEASure:NDUTy:SDEViation?