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Section 7: Command reference
Model 2651A High Power System SourceMeter® Instrument Reference Manual
7-258
2651A-901-01 Rev. A / March 2011
Usage
measurementRegister
= status.measurement.instrument.smu
X
.condition
measurementRegister
= status.measurement.instrument.smu
X
.enable
measurementRegister
= status.measurement.instrument.smu
X
.event
measurementRegister
= status.measurement.instrument.smu
X
.ntr
measurementRegister
= status.measurement.instrument.smu
X
.ptr
status.measurement.instrument.smu
X
.enable =
measurementRegister
status.measurement.instrument.smu
X
.ntr =
measurementRegister
status.measurement.instrument.smu
X
.ptr =
measurementRegister
measurementRegister
The instrument measurement status SMU X summary register's status. A zero
(0) indicates no bits set (also send 0 to clear all bits); other values indicate
various bit settings
X
Source-measure unit (SMU) channel (for example
status.measurement.instrument.smua.enable
applies to SMU
channel A)
Details
These attributes are used to read or write to the measurement event SMU X summary registers. Reading a
status register returns a value. The binary equivalent of the returned value indicates which register bits are set.
The least significant bit of the binary number is Bit B0, and the most significant bit is Bit B15. For example,
assume the value 257 is returned for the enable register. The binary equivalent is 0000 0001 0000 0001. This
value indicates that bit B0 (VLMT) and bit B8 (BAV) are set.
B15 B14 B13 B12 B11 B10 B9 B8 B7 B6 B5 B4 B3 B2 B1 B0
** > > > > > > > > > > > > > > *
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
1
* Least significant bit
** Most significant bit
For information about .condition, .enable, .event, .ntr, and .ptr registers, refer to
(on page E-
Enable and transition registers
(on page E-18). The individual bits of this register have the following
meanings: