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Section 7: TSP command reference
Model 2657A High Power System SourceMeter® Instrument Reference Manual
7-130
2657A-901-01 Rev. B/December 2012
lan.trigger[N].mode
This attribute sets the trigger operation and detection mode.
Type
TSP-Link accessible
Affected by
Where saved
Default value
Attribute (RW)
Yes
Instrument reset
LAN trigger N reset
Recall setup
Not saved
0 (lan.TRIG_EITHER)
Usage
mode
= lan.trigger[
N
].mode
lan.trigger[
N
].mode =
mode
mode
A number representing the trigger mode (0 to 7); see the
Details
section for
more information
N
A number representing the LAN event number (1 to 8)
Details
This attribute controls the mode in which the trigger event detector and the output trigger generator operate on
the given trigger. These settings are intended to provide behavior similar to the digital I/O triggers.
LAN trigger mode values
Mode
Number
Trigger packets detected as
input
LAN trigger packet
generated for output
with a…
lan.TRIG_EITHER
0
Rising or falling edge (positive
or negative state)
negative state
lan.TRIG_FALLING
1
Falling edge (negative state) negative
state
lan.TRIG_RISING
2
Rising edge (positive state) positive
state
lan.TRIG_RISINGA
3
Rising edge (positive state) positive
state
lan.TRIG_RISINGM
4
Rising edge (positive state) positive
state
lan.TRIG_SYNCHRONOUS
5
Falling edge (negative state) positive
state
lan.TRIG_SYNCHRONOUSA
6
Falling edge (negative state) positive
state
lan.TRIG_SYNCHRONOUSM
7
Rising edge (positive state) negative
state
lan.TRIG_RISING
and
lan.TRIG_RISINGA
are the same.
lan.TRIG_RISING
and
lan.TRIG_RISINGM
are the same.
Use of either
lan.TRIG_SYNCHRONOUSA
or
lan.TRIG_SYNCHRONOUSM
over
lan.TRIG_SYNCHRONOUS
is
preferred, as
lan.TRIG_SYNCHRONOUS
is provided for compatibility with other Keithley Instruments products.
Example
print(lan.trigger[1].mode)
Outputs the present LAN trigger mode of LAN
event 1.
Also see
(on page 3-80)
TSP-Link system expansion interface
Summary of Contents for 2657A
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