Model 2651A High Power System SourceMeter® Instrument Reference Manual
Section 7: Command reference
2651A-901-01 Rev. A / March 2011
7-177
Example
smua.cal.fastadc()
Performs fast ADC calibration for SMU Channel A.
Also see
(on page 7-193)
(on page B-16)
smuX.cal.lock()
This function disables commands that change calibration settings.
Type
TSP-Link accessible
Affected by
Where saved
Default value
Function Yes
Usage
smu
X
.cal.lock()
X
Source-measure unit (SMU) channel (for example,
smua.cal.lock()
specifies
SMU channel A).
Details
This function disables calibration functions that can change calibration settings. The calibration constants must
be written to nonvolatile memory, or a previous calibration set must be restored prior to locking calibration. Error
number 5012 will result if this function is called when the calibration state is
smu
X
.CALSTATE_CALIBRATING
.
Example
smua.cal.lock()
Disables calibration functions for SMU Channel A.
Also see
(on page 7-179)
(on page 7-180)
(on page B-16)
smuX.cal.password
This attribute stores the password required to enable calibration.
Type
TSP-Link accessible
Affected by
Where saved
Default value
Attribute (W)
Yes
Not applicable
SMU nonvolatile
memory
"KI0026XX"
Usage
smu
X
.cal.password =
newPassword
X
SMU channel (for example,
smua.cal.password
applies to SMU channel A)
newPassword
The new password (string)
