Keithley 6517B Reference Manual

Model 6517B Electrometer Reference Manual Section 12: Common commands
6517B-901-01 Rev. C / August 2015 12-7
The bits of the standard event status register are described as follows:
Bit B0, operation complete (OPC): Set bit indicates that all pending selected device operations are
completed and the Model 6517B is ready to accept new commands; this bit only sets in response to
the *OPC? query command.
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 (such as Settings Conflict errors, and buffer sizing
and mismatch errors).
Bit B4, execution error (EXE): Set bit indicates that the Model 6517B 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: Model 6517B received a message that does not follow the defined
syntax of the IEEE-488.2 standard.
 Semantic error: Model 6517B 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 Model 6517B front panel
was pressed.
Bit B7, power on (PON): Set bit indicates that the Model 6517B has been turned off and turned back
on since the last time this register has been read.
Also see
None
*IDN? (identification query)
This command reads the identification code.
Details
The identification code includes the manufacturer, model number, serial number, and firmware
revision levels, and is sent in the following format:
KEITHLEY INSTRUMENTS INC., MODEL 6517B, xxxxxxx, yyyyy/zzzzz
Where:
 xxxxxxx is the serial number
 yyyyy/zzzzz is the firmware revision levels of the digital board ROM and display board ROM
Also see
None

Keithley 6517B Specifications

General

Brand	Keithley
Model	6517B
Category	Measuring Instruments
Language	English