Keithley 2651A - Page 51

Section 6: Characterization of power discretes Model 2651A High Power System SourceMeter® Instrument User's Manual
-- Prepare the Gate SMU (26xxA) reading buffers
node[2].smua.nvbuffer1.clear()
node[2].smua.nvbuffer1.collectsourcevalues = 1
if node[2].smua.nvbuffer1.fillmode ~= nil then
node[2].smua.nvbuffer1.fillmode = node[2].smua.FILL_ONCE
end
node[2].smua.nvbuffer2.clear()
node[2].smua.nvbuffer2.collectsourcevalues = 1
if node[2].smua.nvbuffer1.fillmode ~= nil then
node[2].smua.nvbuffer1.fillmode = node[2].smua.FILL_ONCE
end
-- The SMUs are configured and ready to run the test
-- Outputs on
node[2].smua.source.output = node[2].smua.OUTPUT_ON
smua.source.output = smua.OUTPUT_ON
if errorqueue.count > 0 then
print("Errors were encountered")
reset()
return
end
-- Start the 26xxA trigger model
node[2].smua.trigger.initiate()
-- Start the 2651A trigger model
smua.trigger.initiate()
waitcomplete() -- Wait until the sweeps are complete
-- Outputs off
smua.source.output = smua.OUTPUT_OFF
node[2].smua.source.output = node[2].smua.OUTPUT_OFF
-- Return the data
PrintIVcurveData(gsteps, dsteps)
end
6-14 2651A-900-01 Rev. A / March 2011