Symmetricom XLi IEEE 1588 User Manual

1

where:

For example, enter:

XLi responds:

F71 PHASE=-5.678E-09 s OFFSET=-1.986E-07 DRIFT= 6.013E-08/DAY DAC=24567<CR><LF>

Use function F72 to display the fault status of the clock.

•

Clock PLL – Locked or unlocked

•

Clock Status – Unlocked or locked plus one of the following reference types:

-

GPS Primary receiver

-

GPS Secondary receiver

-

PTP Primary (when configured as a PTP slave)

-

PTP Secondary (when configured as a PTP slave)

-

(IRIG-A, IRIG-B, NASA 36 not supported)

•

Primary power supply – OK or failed

•

Secondary power supply – OK or failed

•

Rubidium oscillator (if installed) – OK or fault

Command Line

To display the status of the fault detectors, enter:

F

=  ASCII string indicating function F71

<S>

=  ASCII space character one or more.

<MULT>

=  multiplier, 4 digits with decimal point.

E

=  ASCII character E for exponent.

s

=  ASCII character s for seconds abbreviation

<SIGN>

=  - for negative or <S> for positive.

<EXP>

=  2 digit exponent.

/DAY

=  ASCII characters, units of Drift Rate

<INT>

= integer, 

5 

digits

<CR>

= carriage 

return.

<LF>

= line 

feed.