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Chapter 5 393
Language Reference
TRIGger Subsystem
External Trigger Slope
:TRIGger[:SEQuence]:EXTernal[1]|2:SLOPe NEGative|POSitive
:TRIGger[:SEQuence]:EXTernal[1]|2:SLOPe?
Sets the trigger slope when using an external trigger input.
EXT or EXT1is the front panel trigger input
EXT2 is the rear panel trigger input
Factory Preset
and *RST: Positive
Front Panel
Access:
Mode Setup, Trigger, Ext Rear (or Ext Front), Slope
Frame Trigger Adjust
:TRIGger[:SEQuence]:FRAMe:ADJust <time>
Lets you advance the phase of the frame trigger by the specified
amount. It does not change the period of the trigger waveform. If the
command is sent multiple times, it advances the phase of the frame
trigger more each time it is sent.
Factory Preset
and *RST: 0.0 s
Range: 0.0 to 10.0 s
Default Unit: seconds
Front Panel
Access: None
Frame Trigger Period
:TRIGger[:SEQuence]:FRAMe:PERiod <time>
:TRIGger[:SEQuence]:FRAMe:PERiod?
Set the frame period that you want when using the external frame
timer trigger. If the traffic rate is changed, the value of the frame period
is initialized to the preset value.
Factory Preset
and *RST: 250.0
µs for Basic, cdmaOne
4.615383 ms, for GSM
26.666667 ms for cdma2000
10.0 ms (1 radio frame) for W-CDMA (3GPP), W-CDMA