User manual

Chapter 2 Command System RIGOL
DS4000E Programming Guide 2-143
:MEASure:RECover
Syntax
:MEASure:RECover <item>
Description
Recovers the measurement items that have been cleared.
Parameter
Name Type Range Default
<item> Discrete {ITEM1|ITEM2|ITEM3|ITEM4|ITEM5|ALL} --
Remarks
After you have recovered the measurement items that have been cleared, you can also use
the :MEASure:CLEar command to clear them again.
:MEASure:RDELay
Syntax 1
:MEASure:RDELay [<chanA>,<chanB>]
Description 1
Measures the delay (rising edge-rising edge) between the two specified source channels.
Syntax 2
:MEASure:RDELay? [<chanA>,<chanB>]
Description 2
Measures and queries the delay (rising edge-rising edge) between the two specified source channels. The
default unit is s.
Parameter
Name Type Range Default
<chanA> Discrete {CHANnel1|CHANnel2|CHANnel3|CHANnel4} --
<chanB> Discrete {CHANnel1|CHANnel2|CHANnel3|CHANnel4} --
Remarks
 Before making measurements, turn on the channels to be measured.
 When [<chanA>,<chanB>] is omitted, this command will be applied to Source A (refer to
the :MEASure:SETup:DSA command) and Source B (refer to the :MEASure:SETup:DSB command) of
delay measurement currently set by default.
Return Format
The query returns the measurement results in scientific notation. When the measurement results are
invalid, the query returns 9.9e37.