Rigol DS1204B Programming Manual page 82

RIGOL
Example:
:TRIGGER:ALTERNATION:VIDEO:LINE□100, SOURceB
Set the specified line number as 100.
:TRIGger:ALTernation:VIDEO:LINE?□SOURceB
(15) :TRIGger:ALTernation:COUPling
Command Format:
:TRIGger:ALTernation:COUPling□{DC | AC | HF | LF}[,<source>]
Function:
The command sets the coupling mode.
DC (Allow all signals pass);
AC (Reject DC signals and attenuate AC signals below 10Hz).
HF (Reject high frequency signals above 150 kHz).
LF (Reject DC and attenuate low frequency signals below 8kHz).
The <source> may be SOURceA or SOURceB, and the source A and B are
varying with the current alternation channel.
Query Format:
:TRIGger:ALTernation:COUPling?□[<source>]
Return Format:
The query returns DC, AC, HF or LF.
Example:
:TRIGger:ALTernation:COUPling□DC, SOURceB
Set the couping mode as DC.
:TRIGger:ALTernation:COUPling?□SOURceB
(16) :TRIGger:ALTernation:SENSitivity
Command Format:
:TRIGger:ALTernation:SENSitivity□<count>[,<source>]
Function:
The command sets the trigger sensitivity of alternation trigger, the count
range is 0.1div~1div. The <source> may be SOURceA or SOURceB, and
the source A and B are varying with to the current alternation channel.
2-74
Return 100.
Return DC.
Programming Guide for DS1000B Series