I During the 24-hour period preceding the change into DST.
D During periods of Daylight Saving Time for the selected DST schedule.
O During the 24-hour period preceding the change out of DST.
E x a m p l e :
?A15 271 12:45:36.123 S
The example data stream provides the following information:
Sync
Status
The clock has lost GNSS time sync. The inaccuracy code of “A” indicates the expected time
error is <10 milliseconds.
Date Day 271 of year 2015.
Time 12:45:36 UTC time, Standard time is in effect.
5.4.8 Spectracom Format 3
Format 3 provides a format identifier, time synchronization status character, year, month, day,
time with time zone and DST corrections, time difference from UTC, Standard time/DST indic
ator, leap second indicator and on-time marker. The Format 3 data structure is shown below:
E x a m p l e m e s s a g e :
FFFFI^YYYYMMDD^HHMMSS±HHMMD L # CR LF
Where:
FFFF Format Identifier (0003)
I Time Sync Status (Space, ?, *)
^ Space separator
YYYY Year (1999, 2000, 2001, etc.)
MM Month Number (01-12)
DD Day of the Month (01-31)
HH Hours (00-23)
MM Minutes (00-59)
396 NetClock User Reference Guide
APPENDIX
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