Keithley 2651A Reference Manual

Appendix E: Status model Model 2651A High Power System SourceMeter® Instrument Reference Manual
E-28 2651A-901-01 Rev. A / March 2011
Master node service request: The following command enables the service request for the
measurement event:
status.request_enable = 1
The affected status register for the above command is indicated by label E (see following figure).
Figure 140: TSP-Link status model configuration example
Measurement Event
Current Limit Summary
SMUA
B1
Current Limit
(ILMT)
+
Measurement Event
Register
B1
A) Bit B1 enabled B) Bit B1 enabled
Status Byte
B0
Measurement Summary Bit (MSB)
&
Status Node
Enable
B0
C) Bit B0 enabled
Node 15
System Summary
Register 2
B1
D) Bit B1 enabled
Extension Bit
System Summary
Register
B0
E) Bit B0 enabled
Status Byte
B0
B6
Measurement Summary Bit (MSB)
Request for Service (RQS)
&
Service Request
Enable
B0
F) Bit B0 enabled
Shared system summary registers (available to all TSP-Link nodes)
Master Node (Model 2651A) Status Byte and Service Request (SRQ)
Node 15 (Model 2651A) status registers
TSP-Link system (status model)
Current
Limit
Event
A current limit event at Node 15 will set the RQS bit of the Status Byte of the Master Node.

Keithley 2651A Specifications

General

Brand	Keithley
Model	2651A
Category	Measuring Instruments
Language	English