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6.2
Status Registers
The tables below show the definition
of
register bit specified by
IEEE488.2.
Table
6-3
Definition of Status Byte Register Bit
Specified
by
Bit Status Byte Register Definition
DB2 QUE (ErrorEvent QUEue) Indicates that the error and event queues are not empty.
DB4 MAV (Massege Available) Indicates that the output queue is not empty.
DB5 ESB (Event Summary Bit) Standard event status register summary
DB6 RQS (Request Service) RQS message
MSS (Master Summary Status)
Indicates that the device has
a
cause to request at least one
service.
DB7 OPER (OPERation status register summary) OPERation status register summary
Table
6-4
Definition
of
Standard Event Status Register Bit
Bit Standard Event Status Register
Definition
DBO OPC (Operation Complate) Indicates that all the specified operations are completed.
DB2 QYE (Query Error) Indicates that a query error has taken place.
DB3 DDE (Device-dependent Error) Indicates that an error other than a command, query or run
time error has taken place.
DB4 EXE (Execution Error) Ind~cates that a run time error has taken place.
DB5 CME (Command Error) Indicates that a command error has taken place.
DB6 URQ (User Request) Indicates that a local control error has taken place.
DB7 PON (Power on) Indicates that the power source has switched from OFF to
ON.