Keithley 2450 User Manual

Model 2450
Interactive SourceMeter® Instrument Reference Manual Section 8:
TSP command reference
2450-901-01 Rev. B/September 2013 8-175
Example
digio.line[4].mode = digio.MODE_TRIGGER_OUT
trigger.digout[4].pulsewidth = 20e-6
Sets the pulse width for trigger line 4 to
20 μs.
Also see
digio.line[N].mode (on page 8-43)
digio.line[N].reset() (on page 8-44)
Digital I/O port (on page 3-62)
trigger.digout[N].assert() (on page 8-173)
trigger.digout[N].release() (on page 8-175)
trigger.digout[N].release()
This function releases an indefinite length or latched trigger.
Type TSP-Link accessible
Affected by Where saved Default value
Function
Yes
Usage
trigger.digout[N].release()
N
Digital I/O trigger line (1 to 6)
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.line[4].mode = digio.MODE_TRIGGER_OUT
trigger.digout[4].release()
Releases digital I/O trigger line 4.
Also see
digio.line[N].mode (on page 8-43)
Digital I/O port (on page 3-62)
trigger.digout[N].assert() (on page 8-173)
trigger.digout[N].pulsewidth (on page 8-174)
trigger.digout[N].stimulus
This attribute selects the event that causes a trigger to be asserted on the digital output line.
Type TSP-Link accessible Affected by Where saved Default value
Attribute (RW)
Yes
Restore configuration
Instrument reset
Power cycle
Digital I/O trigger N reset
Configuration script
trigger.EVENT_NONE
Usage
event = trigger.digout[N].stimulus
trigger.digout[N].stimulus = event
event
The triggering event
N
Digital I/O trigger line (1 to 6)

Keithley 2450 Specifications

General

Model	2450
Category	SourceMeter
Voltage Source Range	±200 V
Current Source Range	±1 A
DC Voltage	200 V
DC Current	1 A
Power Output	20 W
Resolution	6.5 digits
Display	5-inch capacitive touchscreen
Operating Temperature	0°C to 50°C
Connectivity	USB, LAN, GPIB
Dimensions	213 mm × 88 mm × 370 mm