BNC 645 - Manual (Page 64)

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4. If internal trigger source is selected, press the Burst Perd softkey
and enter the desired burst period using the numeric keypad or
the knob with the cursor keys.
5. Press the Graph button to view all the burst parameters.
• External gated burst
1. To specify the polarity of the external signal for gating, press the
Polar softkey to toggle between Neg and. Make sure that your
selection is highlighted.
2. Press the Start Phase softkey and enter the desired phase using
numeric keypad or the knob with cursor keys.
3. Press the Graph button to view all the burst parameters.
Figure 4-18
Remote interface operation
FUNCtion {SINusoid|SQUare|RAMp|PULSe︱USER}
FREQuency {<frequency>|MINimum|MAXimum}
BURSt:MODE {TRIGgered|GATed}
BURSt:GATE:POLarity { NORMal|INVerted }
BURSt:NCYCles {<#cycles>INFinity|MINimum|MAXimum}
BURSt:INTernal:PERiod {<seconds>|MINimum|MAXimum}
BURSt:PHASe {<angle>|MINimum|MAXimum}
UNIT:ANGLe {DEGree|RADian}
TRIGger:SOURce {IMMediate|EXTernal|BUS}
TRIGger:SLOPe {POSitive|NEGative}
OUTPut:TRIGger:SLOPe{POSitive|NEGative}
OUTPut:TRIGger {OFF|ON}
BURSt:STATe ON
4.14 Pattern Output
In addition to defining arbitrary waveforms as described in Section 4.6,
Model 645 waveform generator provides the capability of outputting a
specified pattern of up to 256k points in 16-bit resolution. Similar to