Spectracom Format - Spectracom SecureSync 1200 User Reference Manual

APPENDIX
^
HH
MM
SS.SSSS
L
CR
LF
The start bit of the first character marks the on-time point of the data stream.
The time synchronization status character (
? When the receiver is unable to track any satellites and the time synchronization lamp is red.
* When the receiver time is derived from the battery backed clock or set manually through the Setup Port
Interface.
The leap second indicator (
(Space)
L
E x a m p l e :
0004 50085 124536.1942 L
The example data stream provides the following information:
Data format
Sync Status
Modified Julian Date
Time
Leap Second

5.4.10 Spectracom Format 7

This format provides a time data stream with millisecond resolution. The Format 7 data stream
consists of indicators for time synchronization status, leap second and Daylight Saving Time.
508
Space separator
Hours (00-23 UTC time)
Minutes (00-59)
Seconds (00.0000-60.0000)
Leap Second Indicator (space, L)
Carriage Return
Line Feed
) is defined as:
L
When a leap second correction is not scheduled for the end of the month.
When a leap second correction is scheduled for the end of the month.
4
Time synchronized to GNSS.
50085
12:45:36.1942 UTC
A leap second is scheduled at the end of the month.
) is defined as described below:
I
SecureSync User Reference Guide