Specifies the delay duration units and interpretation for LO settling.

Syntax

RFMXINSTR_ATTR_FREQUENCY_SETTLING_UNITS

Numeric Value

Data Type

Access

Applies To

9

int32

Read/Write

N/A

Remarks


Specify the actual settling value using the RFMXINSTR_ATTR_FREQUENCY_SETTLING attribute.

Name (value)

Description

-

Note The Frequency Settling Units attribute is not supported if you are using an external LO.

You do not need to use a selector string if you want to configure this attribute for all signal instances. Specify the signal name in the selector string if you want to configure or read that signal instance. Refer to the Selector String topic for information about the string syntax.

The default value is PPM.

Supported devices: PXIe-5644/5645/5646, PXIe-5663/5663E/5665/5668, PXIe-5830/5831/5832/5840/5841/5842

Name

Value

Description

RFMXINSTR_VAL_FREQUENCY_SETTLING_UNITS_PPM

0 (0x0)

Specifies the frequency settling in parts per million (ppm).

RFMXINSTR_VAL_FREQUENCY_SETTLING_UNITS_SECONDS_AFTER_LOCK

1 (0x1)

Specifies the frequency settling in time after lock (seconds).

RFMXINSTR_VAL_FREQUENCY_SETTLING_UNITS_SECONDS_AFTER_IO

2 (0x2)

Specifies the frequency settling in time after I/O (seconds).