Symmetricom XLi IEEE 1588 User Manual

2

5

1

•

•

•

The factory setting for the output string format is as follows:

<SOH>DDD:HH:MM:SSQ<CR><LF>

where:

The time quality character,  "Q",  is one of the following characters: 

The time quality characters can not be modified.

 to change the format of the F8 output string.

 to set the four time quality thresholds. 

<SOH>

=  ASCII Start-of-Heading character

<CR>

=  ASCII Carriage Return character 

<LF>

=  ASCII Line Feed character 

DDD

= day-of-year.

HH

= hours.

MM

= minutes.

SS

= seconds.

mmm

= milliseconds.

:

= colon 

separator.

Q

=  time quality character (see the following table)

SPACE =  Time error is less than time quality flag 1's threshold

.

=  Time error has exceeded time quality flag 1's threshold

*

=  Time error has exceeded time quality flag 2's threshold

#

=  Time error has exceeded time quality flag 3's threshold

?

=  Time error has exceeded time quality flag 4's threshold 

or a reference source is unavailable