Models 2510 and 2510-AT User’s Manual Status Structure 7-3
Figure 7-1
Model 2510 status register structure
Over Voltage
EAV
QSB
MAV
ESB
RQS/MSS
OSB
Status
Byte
Register
1
EAV
QSB
MAV
ESB
6
OSB
Service
Request
Enable
Register
&
&
&
&
&
&
&
Logical
OR
*STB?
*SRE
*SRE?
Master Summary Status (MSS)
MSB = Measurement Summary Bit
EAV = Error Available
QSB = Questionable Summary Bit
MAV = Message Available
ESB = Event Summary Bit
RQS/MSS = Request for Service/Master Summary Staus
OSB = Operation Summary Bit
Error Queue
Output Queue
Note : RQS bit is in serial poll byte,
MSS bit is in *STB? response.
1
14 14
OPC
QYE
DDE
EXE
CME
URQ
PON
8
9
11
12
13
15
Register
8
9
11
12
13
15
Register
&
&
&
&
&
&
&
&
&
&
&
&
&
&
&
&
Logical
OR
(Always Zero)
Operation Complete
Query Error
Device Specific Error
Execution Error
Command Error
User Request
Power On
OPC
QYE
DDE
EXE
CME
URQ
PON
*ESR?
*ESE?
MSB MSB
11
10
10
*ESE
Status
Enable
Standard
Event
Questionable
Status
Standard
Event
3
5
6
Cal
9
10
11
12
13
15
Condition
Register
(Always Zero)
3
5
6
9
10
11
12
13
15
Event
Register
3
5
6
9
10
11
12
13
15
Event
Enable
Register
&
&
&
&
&
&
&
&
&
&
&
&
&
&
&
&
Logical
OR
Cal
Cal
Calibration Summary
4
4
4
0
1
2
0
1
2
0
1
2
Warn
Command Warning
Warn
Warn
Questionable
Questionable
7
7
7
9
10
SPT
OL
15
Condition
Register
(Always Zero)
9
10
15
Event
Register
9
10
15
Event
Enable
Register
&
&
&
&
&
&
&
&
&
&
&
&
&
&
&
&
Logical
OR
Over Temperature
OT
SL
Measurement
Measurement
Measurement
Under Temperature
Current Overload
Over Resistance
Under Resistance
88
Reading Available
Reading Overflow
Output Enable
OT OT
UT
UT UT
OV OV
OV
CO CO CO
UR UR UR
OR OR OR
RAV
RAV RAV
ROF
ROF
ROF
8
OE OE OE
14 14 14
8
12
13
15
Condition
Register
8
12
13
15
Event
Register
8
12
13
15
Event
Enable
Register
&
&
&
&
&
&
&
&
&
&
&
&
&
&
&
&
Logical
OR
222
999
111
4
4
4
Trig
Trig
Trig
Arm
Arm
Arm
Idle
Idle Idle
Waiting for Arm
Idle
Cal
Cal
Cal
Calibrating
Operation
Operation
Operation
3
3
3
11
11
11
Waiting for Trigger
Setpoint Tolerance
Open Lead
Shorted Lead
Atc
Atc
Atc
Autotune Complete*
*Model 2510-AT only
SPT
SPT
OL
OL
SL
SL