Bnc 645 User Manual download pdf (Page 58)

Setup to enter the trigger setup menu:

To specify the trigger source, press the softkey under Src

and then select among Int (internal), Ext (external) and

Man (manual).

If internal source or manual trigger is selected, you may

configure the trigger out signal by pressing the softkey

under Trig Out and then select among OFF, rising-edge

trigger and falling-edge trigger.

If external source is selected, you may press the softkey

under Slope to toggle between rising edge trigger and

falling edge trigger.

Press the softkey under DONE to finish the trigger setting.

Figure 4-15

Press the Graph button to view all the waveform parameters.

Remote interface operation

SWEep:SPACing {LINear|LOGarithmic}

SWEep:TIME {<seconds>|MINimum|MAXimum }

FREQuency:STARt {<frequency>|MINimum|MAXimum }

FREQuency:STOP {<frequency>|MINimum|MAXimum }

FREQuency:CENTer {<frequency>|MINimum|MAXimum }

FREQuency:SPAN {<frequency>|MINimum|MAXimum }

MARKer:FREQuency {<frequency>|MINimum|MAXimum }

MARKer {OFF|ON}

SWEep:STATe ON

Use this command to specify the trigger source:

TRIGger:SOURce {IMMediate|EXTernal|BUS}

Use this command to specify whether the sweep is triggered on the rising

or falling edge:

TRIGger:SLOPe {POSitive|NEGative}

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Bnc 645 User Manual Page 58