Section 14: SCPI command reference Model 6517B Electrometer Reference Manual
14-22 6517B-901-01 Rev. C / August 2015
Command Description
Default
parameter
SCPI
:PTRansition?
Read the positive transition register

:NTRansition <NRf>
Program the negative transition register (Note 5)

:NTRansition?
Read the negative transition register

:CONDition?
Read the condition register

:STATus

:QUEStionable
Path to control questionable status registers:

[:EVENt]?
Read the event register (Note 2)

:ENABle <NRf>
Program the enable register (Note 3)

:ENABle?
Read the enable register

:PTRansition <NRf>
Program the positive transition register (Note 4)

:PTRansition?
Read the positive transition register

:NTRansition <NRf>
Program the negative transition register (Note 5)

:NTRansition?
Read the negative transition register

:CONDition?
Read the condition register

:PRESet
Return status registers to default states

:QUEue
Path to access error queue:

[:NEXT]?
Read the most recent error message (Note 6)

:ENABle <list>
Specify error and status messages for queue (Note 7)

:ENABle?
Read the enabled messages

:DISable <list>
Specify messages not to be placed in queue (Note 7)
:DISable?
Read the disabled messages
:CLEar
Clears all messages from error queue
Notes:
Commands in this subsystem are not affected by *RST and :SYSTem:PRESet. The effects of cycling power,
*CLS, and :STATus:PRESet are explained by the following notes.
1. Event registers: Power-up and *CLS: Clears all bits of the registers.
:STATus:PRESet: No effect.
2. Enable registers: Power-up and :STATus:PRESet: Clears all bits of the registers.
*CLS: No effect.
3. PTR registers: Power-up and :STATus:PRESet Sets all bits of the registers.
*CLS: No effect.
4. NTR registers: Power-up and :STATus:PRESet Clears all bits of the registers.
*CLS: No effect.
5. Error queue: Power-up and *CLS: Clears the error queue.
:STATus:PRESet: No effect.
6. Enable/disable error queue messages: Power-up: Clears list of messages.
*CLS and :STATus:PRESet: No effect.