Keithley 2651A Reference Manual page 763

Model 2651A High Power System SourceMeter® Instrument Reference Manual
Error/Event Queue
Output Queue
2651A-901-01 Rev. A / March 2011
Figure 130: Status model overview
.
.
.
}
Queue Not Empty
.
.
.
}
Queue Not Empty
(status.conditions/STB)
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)
This is the same STB
as shown above. For
clarity it has been
shown again here.
Summary of System Summary
Register 2 (system2)
This register is
available on all
TSP-Link nodes.
(status.conditions/STB)
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)
Status Byte System Node Enable
(node_enable)
0 &
1
2 &
3 &
4 &
5 &
6 &
7 &
status condition . status.node_enable
+
System Summary
Register (system)
Extension Bit (EXT)
0
Node 1 (NODE1)
1
Node 2 (NODE2) 2
Node 3 (NODE3)
3
Node 4 (NODE4)
4
Node 5 (NODE5) 5
Node 6 (NODE6)
6
Node 7 (NODE7)
7
Node 8 (NODE8) 8
Node 9 (NODE9)
9
Node 10 (NODE10)
10
Node 11 (NODE11) 11
Node 12 (NODE12)
12
Node 13 (NODE13)
13
Node 14 (NODE14)
14
15
status.system
Appendix E: Status model
Status Byte Service Request Enable
(request_enable/SRE)
0
&
1 &
2 &
3 &
4 &
5 &
6
7 &
status condition . status.request_enable
+
0
X
2
3
4
5
6
7
The X in "Node X" refers
to the user-assigned
TSP-Link node number.
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)
+
0
1
2
3
4
5
X
7
E-5