Smux.cal.unlock() - Keithley 2601B Reference Manual

Section 7: TSP command reference
Usage
calState = smuX.cal.state
calState
X
Details
This read-only attribute indicates the calibration state of the instrument: Locked, calibrating, or unlocked.
Example
calstate = smua.cal.state
print(calstate)
Also see
Adjustment (on page B-18)
smuX.cal.lock()
smuX.cal.restore()
smuX.cal.save()

smuX.cal.unlock()

smuX.cal.unlock()
This function enables the commands that change calibration settings.
Type TSP-Link accessible
Function Yes
Usage
smuX.cal.unlock(password)
X
password
Details
This function enables the calibration functions to change the calibration settings.
The password when the instrument is shipped from the factory is "KI0026XX".
Example
smua.cal.unlock("KI0026XX")
7-190
The present calibration state; when reading this attribute, calState has one of the
following values:
0 or smuX.CALSTATE_LOCKED: Calibration is locked
1 or smuX.CALSTATE_CALIBRATING: The calibration constants or dates have
been changed but not yet saved to nonvolatile memory
2 or smuX.CALSTATE_UNLOCKED: Calibration is unlocked but none of the
calibration constants or dates have changed since the last save/restore
Source-measure unit (SMU) channel (for example, smua.cal.state applies to
SMU channel A)
(on page 7-186)
(on page 7-188)
(on page 7-189)
(on page 7-190)
Affected by
Source-measure unit (SMU) channel (for example, smua.cal.unlock() applies
to SMU channel A)
Calibration password
Series 2600B System SourceMeter® Instrument Reference Manual
Reads calibration state for SMU Channel A.
Output:
0.000000e+00
The above output indicates that calibration is locked.
Where saved
Unlocks calibration for SMU channel A.
Default value
2600BS-901-01 Rev. B / May 2013