Command Groups
Table 2-31: Trigger Commands (cont.)
Command Description
TRIGger:B:UPPerthreshold:CH<x> Sets or returns the B trigger
upper threshold for the
channel selected
TRIGger:EXTernal? Returns external trigger
parameters
TRIGger:EXTernal:PRObe Sets or returns the
attenuation factor value of
the external probe connector
TRIGger:EXTernal:YUNIts? Returnsthe external trigger
vertical (Y) units value
TRIGger:FREQuency? Returnsthe trigger frequency
in hertz, if available
TRIGger:STATE? Returnsthe current state of
the triggering system
Vertical Command Group

Use the commands in the VerticalCommand Group to control the vertical setup of

all live (channel) waveforms for acquisition and display of channel, reference,

and math waveforms.

Table 2-32: Vertical Commands

Command Description
AUXin? Returns auxiliary input parameters
AUXin:PRObe Returns all information concerning the probe
attached to auxilary input
AUXin:PRObe:AUTOZero Sets the TekVPIprobe attached to the
auxiliary input to autozero
AUXin:PRObe:COMMAND Sets the state of the specied probe control
AUXin:PRObe:DEGAUss Starts a degauss/autozero cycle on a TekVPI
current probe attached to the auxiliary input
AUXin:PRObe:DEGAUss:STATE? Returnsthe degauss state of the TekVPI
current probe attached to the auxiliary input
AUXin:PRObe:FORCEDRange Sets or returns the range of the TekVPIprobe
attached to the auxiliary input
AUXin:PRObe:GAIN Sets or returns the gain factor of the probe
that is attached to the auxiliary input
AUXin:PRObe:ID:SERnumber? Returns the serial number of the probe that
is attached to the auxiliary input
AUXin:PRObe:ID:TYPE? Returns the type of probe that is attached to
the auxiliary input

2-58 MSO4000 and DPO4000 Series Programmer Manual