Keithley 2651A Reference Manual page 166

Model 2651A High Power System SourceMeter® Instrument Reference Manual
Output characteristics:
•
In addition to trigger events from other trigger objects, the digio.trigger[N].assert() and
tsplink.trigger[N].assert() commands generate a low pulse that is similar to the falling
edge trigger mode.
Either edge trigger mode
The either edge trigger mode generates a low pulse and detects both rising and falling edges.
Input characteristics:
•
All rising or falling edges generate an input trigger event.
2651A-901-01 Rev. A / March 2011
Figure 56: RisingA output trigger
External Drive
Internal Drive
Physical Line State
Event
Stimulus Event
Action Overrun
Figure 57: Either edge input trigger
External Drive
Internal Drive
Physical Line State
Event
Stimulus Event
Action Overrun
Section 3: Functions and features
Pulse Duration
Output Trigger
Input Trigger
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