Keithley 2600a series - Page 186

10-16 Return to Section Topics 2600AS-901-01 Rev. B / September 2008
Section 10: Triggering Series 2600A System SourceMeter® Instruments Reference Manual
-- Output one pulse per period.
pulse_timer.count = 1
-- Set the pulse period.
period_timer.delay = 0.005
-- Set pulse period count to generate 10 pulses.
period_timer.count = 9
-- Trigger pulse period timer when a sweep is initiated.
period_timer.stimulus = smua.trigger.SWEEPING_EVENT_ID
-- Configure the timer to output a trigger event when it starts the first
-- delay.
period_timer.passthrough = true
-- Trigger SMU source action using pulse period timer
smua.trigger.source.stimulus = period_timer.EVENT_ID
-- Trigger SMU endpulse action using pulse width timer.
smua.trigger.endpulse.stimulus = pulse_timer.EVENT_ID
-- Set Trigger Model counts.
smua.trigger.count = 1
-- Configure the SMU to execute a 10-point pulse train.
smua.trigger.arm.count = 10
-- Prepare SMU to output pulse train.
smua.source.output = smua.OUTPUT_ON
smua.trigger.initiate()
Figure 10-9 shows the trigger setup for this example.