Keithley 2657A User Manual

Section 7: TSP command reference Model 2657A High Power System SourceMeter® Instrument Reference Manual
7-54 2657A-901-01 Rev. B/December 2012
digio.trigger[N].pulsewidth
This attribute describes the length of time that the trigger line is asserted for output triggers.
Type TSP-Link accessible Affected by Where saved Default value
Attribute (RW) Yes Instrument reset
Digital I/O trigger N reset
Recall setup
Not saved 10e-6 (10 µs)
Usage
width = digio.trigger[N].pulsewidth
digio.trigger[N].pulsewidth = width
width
The pulse width (seconds)
N
Digital I/O trigger line (1 to 14)
Details
Setting width to zero (0) seconds asserts the trigger indefinitely. To release the trigger line, use
digio.trigger[N].release().
Example
digio.trigger[4].pulsewidth = 20e-6
Sets the pulse width for trigger line 4 to
20 μs.
Also see
digio.trigger[N].assert() (on page 7-50)
digio.trigger[N].reset()
(on page 7-55)
digio.trigger[N].release()
(on page 7-54)
digio.trigger[N].release()
This function releases an indefinite length or latched trigger.
Type TSP-Link accessible
Affected by Where saved Default value
Function Yes
Usage
digio.trigger[N].release()
N
Digital I/O trigger line (1 to 14)
Details
Releases a trigger that was asserted with an indefinite pulse width time. It also releases a trigger that was
latched in response to receiving a synchronous mode trigger. Only the specified trigger line is affected.
Example
digio.trigger[4].release()
Releases digital I/O trigger line 4.
Also see
digio.trigger[N].assert() (on page 7-50)
digio.trigger[N].pulsewidth
(on page 7-54)

Keithley 2657A Specifications

General

Brand	Keithley
Model	2657A
Category	Measuring Instruments
Language	English