Keithley SourceMeter 2600 Series Reference Manual page 546

D-18 Status Model
Standard Event Register
The bits used in the Standard Event Register (shown in
as follows:
•
•
•
•
•
•
•
•
Commands to program and read the register are summarized in
bits are summarized in
2600S-901-01 Rev. A / May 2006
Bit B0, Operation Complete (OPC) — Set bit indicates that all pending
selected device operations are completed and the SourceMeter is ready to
accept new commands. The bit is set in response to an *OPC command.
The ICL function opc() can be used in place of the *OPC command. See
Appendix C for details on *OPC.
Bit B1 — Not used.
Bit B2, Query Error (QYE) — Set bit indicates that you attempted to read
data from an empty Output Queue.
Bit B3, Device-Dependent Error (DDE) — Set bit indicates that an
instrument operation did not execute properly due to some internal
condition.
Bit B4, Execution Error (EXE) — Set bit indicates that the SourceMeter
detected an error while trying to execute a command.
Bit B5, Command Error (CME) — Set bit indicates that a command error
has occurred. Command errors include:
• IEEE-488.2 syntax error — SourceMeter received a message that does
not follow the defined syntax of the IEEE-488.2 standard.
• Semantic error — SourceMeter received a command that was
misspelled or received an optional IEEE-488.2 command that is not
implemented.
• The instrument received a Group Execute Trigger (GET) inside a
program message.
Bit B6, User Request (URQ) — Set bit indicates that the LOCAL key on
the SourceMeter front panel was pressed.
Bit B7, Power ON (PON) — Set bit indicates that the SourceMeter has
been turned off and turned back on since the last time this register has
been read.
Table
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Series 2600 System SourceMeters Reference Manual
D-6.
Appendix D topics
Figure D-8) are described
Table D-5, and