RIGOL DS1000D - Manual (Page 36)

RIGOL Command Systems
Programming Guide for DS1000E, DS1000D Series 2-24
Example:
:TRIG:EDGE:SWE AUTO
Setup the trigger type as AUTO.
:TRIG:EDGE:SWE? The query returns AUTO.
5. :TRIGger:COUPling
Command Format:
:TRIGger:COUPling {DC|AC|HF|LF}
:TRIGger:COUPling?
Function Explanation:
The commands set and query the coupling type. Thereinto,
DC: Allow all signals pass.
AC: Block DC signals and attenuate the signals lower than 10Hz.
HF: Reject high frequency signals (Higher than 150KHz).
LF: Reject DC signals and attenuate low frequency signals (Lower than 8KHz).
could be :EDGE, :PULSe or :SLOPe.
Returned Format:
The query returns DC, AC, HF or LF.
Example:
:TRIG:EDGE:COUP DC Setup the coupling type as DC.
:TRIG:EDGE:COUP?
The query returns DC.
6. :TRIGger:HOLDoff
Command Format:
:TRIGger:HOLDoff
:TRIGger:HOLDoff?
Function Explanation:
The commands set and query the trigger holfoff time. The range of is
: 500ns~1.5s.
Returned Format:
The query returns the setting value of in s.