Agilent Technologies N4962A Guia do Utilizador descarregar pdf (Página 62)

Remote GPIB Interface

Serial BERT 12.5 Gb/s User Guide

Command

:SOURce:ROSCillator:SOURce {INTernal | EXTernal}

Type

Command

Description

Selects the low-frequency clock to be used. INTernal selects and powers the

internally-generated clock, EXTernal selects the external clock connected to Ext

CKI, and powers down the internal clock.

Parameters

{INTernal | EXTernal}

Example

OUTPUT 725; ":SOUR:ROSC:SOUR INT"

OUTPUT 725; ":SOUR:ROSC:SOUR?"

ENTER 725; value$

PRINT value$ ! should be “INT”

Command

:SOURce:ROSCillator:[INTernal]:FREQuency?

Type

Query

Description

Returns the current value of the programmable high-frequency clock, in MHz.

Results

{9850 <= value <= 11350} (if INT clock selected)

{500 to 12500} (if EXT clock selected)

Example

See below

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Agilent Technologies N4962A Guia do Utilizador Página 62