Keithley 2651A

Appendix E: Status model Model 2651A High Power System SourceMeter® Instrument Reference Manual
E-6 2651A-901-01 Rev. A / March 2011
Figure 131: Measurement event registers
0
6
5
3
4
2
1
7
14
13
12
11
10
9
8
15
Measurement Event
Register (measurement)
+
Voltage Limit (VLMT)
0
6
5
3
4
2
1
7
14
13
12
11
10
9
8
15
Measurement Event
Current Limit Summary
+
SMU A (SMUA)
0
6
5
3
4
2
1
7
14
13
12
11
10
9
8
15
Measurement Event
Instrument Summary
Register
+
SMU A (SMUA)
To Measurement Summary
Bit (MSB) in Status Byte
(status.condition/STB)
0
6
5
3
4
2
1
7
14
13
12
11
10
9
8
15
Measurement Event
SMU A Summary
Register
+
Current Limit (ILMT)
Buffer Available (BAV)
Reading Overflow (ROF)
Similar registers
exist for Voltage
Limit, Reading
Overflow, and Buffer
Available
Voltage Limit (VLMT)
status.measurement.instrument.smua
status.measurement.instrument
status.measurement.current_limit status.measurement
(status.measurement.voltage_limit)
(status.measurement.reading_overflow)
(status.measurement.buffer_available)
Current Limit (ILMT)
Reading Overflow (ROF)
Interlock (INT)
Instrument Summary (INST)
Buffer Available (BAV)