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Operating the Meter Using the Computer Interface
Service Requests (IEEE-488 Only and Status Registers
5
5-15
0
1
2
345
6
7
0
1
2
345
6
7
&
&
&
&
&
&
&
&
Logical OR
Standard
Event Status Register
Read Using *ESR?
Standard
Event Status Enable
Register
Read Using *ESE?
Write to Using *ESE
Power On
User Request
Command Error
Execution Error
Device Dependent Error
Query Error
Request Control
Operation Complete
0
1
2
37
0
1
2
3457
&
&
&
&
&
&
&
Logical OR
Status Byte Register
Service Request
Enable Register
MSS
6
RQS
ESB
MAV
Read Using *SRE?
Write to Using *SRE
Output Queue
Queue
Not-Empty
Read by Serial Poll
Read Using *STB?
Service
Request
Generation
aam21f.eps
Figure 5-3. Overview of Status Data Structures
Figure 5-3 reprinted from ANSI/IEEE Std 488.2-1987. Copyright 1988. By the Institute of Electrical and Electronics Engineers, Inc. By
permission of the IEEE Standards Department.