RIGOL  2 Command System 
2-168  DS2000E Programming Guide 
:MEASure:PERiod 
 
Syntax 1 
:MEASure:PERiod <chan> 
 
Description 1 
Enable the period measurement function of the specified channel. 
 
Syntax 2 
:MEASure:PERiod? <chan> 
 
Description 2 
Enable the period measurement function of the specified channel and return the measurement result. 
 
Parameter 
Name  Type  Range  Default 
<chan>  Discrete  {CHANnel1|CHANnel2|MATH}  -- 
 
Return Format 
The query returns the period measurement result in scientific notation. When the measurement result is 
invalid, the query returns 9.9e37. 
 
Example 
:MEASure:PERiod CHANnel1 
:MEASure:PERiod? CHANnel1 
 
You can use the following commands to enable the period measurement function of the specified channel 
and the statistic function of the measurement results as well as query the statistic maximum value, 
minimum value, current value, average value, and standard deviation of the period measurement results. 
  :MEASure:PERiod:SMAXimum 
  :MEASure:PERiod:SMINimum 
  :MEASure:PERiod:SCURrent 
  :MEASure:PERiod:SAVerage 
  :MEASure:PERiod:SDEViation