Programming instructions

Command Reference
Status Subsystem (:STATus)
Chapter 4 199
:QUEStionable:FREQuency[:EVENt]
Supported All
CAUTION This is a destructive read. The data in the register is latched until it is
queried. Once queried, the data is cleared.
:STATus:QUEStionable:FREQuency[:EVENt]?
This command returns the decimal sum of the bits in the Data Questionable Frequency
Event Register. For example, if the 1 GHz internal reference clock is unlocked (bit 2), a
value of 4 is returned.
*RST N/A
Range 0–32767
Key Entry N/A
Remarks Refer to “Data Questionable Frequency Status Group” on page 127 and
“Data Questionable Frequency Event Register” on page 129 for more
information.
The equivalent PTR or NTR filters must be set before the condition
register can set the corresponding bit in the event register.
:QUEStionable:MODulation:CONDition
Supported PSG-A Series
:STATus:QUEStionable:MODulation:CONDition?
This command returns the decimal sum of the bits in the Data Questionable Modulation
Condition Register.
*RST N/A
Range 0–32767
Key Entry N/A
Remarks Refer to “Data Questionable Modulation Status Group” on page 130
and “Data Questionable Modulation Condition Register” on page 131
for more information.
The data in this register is continuously updated and reflects current
conditions.