Clear status – Agilent Technologies Signal Analyzer N9030a User Manual

Page 103

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3  Programming the Analyzer

IEEE 488.2 Common Commands

While Align Now, All is performing the alignment, bit 0 in the Status Operation register is set.
Completion, or termination, will clear bit 0 in the Status Operation register.

This command is sequential; it must complete before further SCPI commands are processed.
Interrupting the alignment from remote is accomplished by invoking Device Clear followed by the
:ABORt command.

Successful completion will clear bit 14 in the Status Questionable Calibration register.

An interfering user signal is not grounds for failure of Align Now, All. However, bits 11 and 12 are
set in the Status Questionable Calibration register to indicate Align Now, RF is required.

An interfering user supplied signal will result in the instrument requiring an Align Now, RF with
the interfering signal removed.

Couplings

Initializes the time for the Last Align Now, All Time.

Records the temperature for the Last Align Now, All Temperature.

If Align RF component succeeded, initializes the time for the Last Align Now, RF Time.

If Align RF component succeeded, records the temperature for the Last Align Now, RF
Temperature.

Status Bits/OPC
dependencies

Bits 11, 12, or 14 may be set in the Status Questionable Calibration register.

Initial S/W Revision

Prior to A.02.00

Mode

All

Remote Command

*CAL?

Example

*CAL?

Notes

*CAL? returns 0 if successful

*CAL? returns 1 if failed

:CALibration[:ALL]? is the same as *CAL?

See additional remarks described with :CALibration[:ALL]?

Everything about :CALibration[:ALL]? is synonymous with *CAL? including all conditions, status
register bits, and couplings

Initial S/W Revision

Prior to A.02.00

Clear Status

Clears the status byte register. It does this by emptying the error queue and clearing all bits in all
of the event registers. The status byte register summarizes the states of the other registers. It is
also responsible for generating service requests.

Remote Language Compatibility Measurement Application Reference

103

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