Keithley 2635 Reference Manual

2600S-901-01 Rev. C / January 2008 Return to Section Topics D-3
Series 2600 System SourceMeter® Instruments Reference Manual Appendix D: Status Model
Figure D-1
Status model
Measurement Summary Bit (MSB)
System Summary Bit (SSB)
Error Available (EAV)
Questionable Summary Bit (QSB)
Message Available (MAV)
Event Summary Bit (ESB)
Master Summary Status (MSS)
Operation Summary Bit (OSB)
0
6
5
3
4
2
1
7
Status Byte
(status.condition/STB)
Service Request Enable
(request_enable/SRE)
&
To Node X in System Summary Register (system), System
Summary Register 2 (system2), System Summary Register 3
(system3), System Summary Register 4 (system4), or
System Summary Register 5 (system5)
The X in ÒNode XÓ refers
to the user-assigned
TSP-Link node number.
&
&
&
&
&
&
0
X
5
3
4
2
1
7
0
6
5
3
4
2
1
7
14
13
12
11
10
9
8
15
System Summary
Register (system)
Extension Bit
Node 1
Node 14
Node 13
Node 12
Node 11
Node 10
Node 9
Node 8
Node 7
Node 6
Node 5
Node 4
Node 3
Node 2
Summary of System Summary
Register 2 (system2)
Error/Event Queue
.
.
.
GPIB Output Queue
.
.
.
Queue Not Empty
Queue Not Empty
This register is
available on all
TSP-Link nodes.
This is the same STB
as shown above. For
clarity it has been
shown again here.
status.condition
(*STB?)
status.system
status.request_enable
(*SRE)
+
Measurement Summary Bit (MSB)
System Summary Bit (SSB)
Error Available (EAV)
Questionable Summary Bit (QSB)
Message Available (MAV)
Event Summary Bit (ESB)
Master Summary Status (MSS)
Operation Summary Bit (OSB)
0
6
5
3
4
2
1
7
Status Byte
(status.condition/STB)
Status Node Enable
(node_enable)
&
&
&
&
&
&
&
0
X
5
3
4
2
7
status.node_enable
+
6
+
overview

Keithley 2635 Specifications

General

Brand	Keithley
Model	2635
Category	Measuring Instruments
Language	English