Specifications

RIGOL
© 2008 RIGOL Technologies, Inc.
Programming Guide for DM3000 Series
2-65
7. :trigger:ext
Syntax:
:trigger:ext?
:trigger:ext□ <value>
Function:
The command queries and sets exterior trigger mode.
Parameters:
Name
Type
Range
Default
<value>
discrete
{RISE|FALL|HIGH|LOW}
RISE
Explanations:
:trigger:ext? queries the exterior trigger mode, and the default is the rise edge trigger.
:trigger:ext□ <value> sets the exterior trigger mode. The parameters include
{RISE|FALL|HIGH|LOW}, and respectively means “rise edge trigger.”，“fall edge
trigger.”，“high level trigger” and “low level trigger”.
Return Format:
:trigger:ext? returns the current trigger mode.
8. :trigger:vmcomplete:polar
Syntax:
:trigger:vmcomplete:polar?
:trigger:vmcomplete:polar□ <value>
Function:
The command queries and sets VMC output polar.
Parameters:
Name
Type
Range
Default
<value>
discrete
{POS|NEG}
POS
Explanations:
:trigger:vmcomplete:polar? queries the VMC output polar, and the default is positive.
:trigger:vmcomplete:polar□ <value> sets the VMC output polar. The parameters
include {POS|NEG}, and respectively means “positive polar” and “negative polar”.