Keithley 2657A, Reference Manual, Page: 172 / 805

Section 3: Functions and features Model 2657A High Power System SourceMeter® Instrument Reference Manual
3-58 2657A-901-01 Rev. B/December 2012
Figure 53: RisingA input trigger
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.
Figure 54: RisingA output trigger
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.
Input Trigger
External Drive
Internal Drive
Physical Line State
Event
Stimulus Event
Action Overrun
Pulse Duration
External Drive
Internal Drive
Physical Line State
Event
Stimulus Event
Action Overrun
Output Trigger