User manual

Series 2600B
System SourceMeter® Instrument Reference Manual Section 7:
TSP command reference
2600BS-901-01 Rev. B / May 2013 7-157
Usage
PulseIMeasureV(smu, bias, level, ton, toff, points)
smu
System SourceMeter
®
instrument channel (for example, smua refers to SMU
channel A)
bias
Bias level in amperes
level
Pulse level in amperes
ton
Pulse on time in seconds
toff
Pulse off time in seconds
points
Number of pulse-measure cycles
Details
Data for pulsed voltage measurements, current levels, and timestamps are stored in smua.nvbuffer1.
If any parameters are omitted or nil, the operator is prompted to enter them using the front panel.
To perform the specified number of pulse I, measure V cycles, this function:
1. Sets the smu to output bias amperes and dwell for toff seconds.
2. Sets the smu to output level amperes and dwell for ton seconds.
3. Performs voltage measurement with source at level amperes.
4. Sets the smu to output bias amperes for toff seconds.
5. Repeats steps 2 through 4 for all remaining points pulse-measure cycles.
Figure 134: PulseIMeasureV
Example
PulseIMeasureV(smua, 0.001, 1.0,
20e-3, 40e-3, 10)
SMU A outputs 1 mA and dwells for 40 ms, outputs
1 A and dwells for 20 ms. The voltage measurements
occur during each 20 ms dwell period. After the
measurement, the output returns to 1 mA and dwells
for 40 ms. This pulse-measure process repeats nine
more times.
Also see
KIPulse factory script (on page 5-21)
PulseVMeasureI()
This KIPulse factory script function performs a specified number of pulse V, measure I cycles.
Type TSP-Link accessible
Affected by Where saved Default value
Function No