Spectracom Format 0
Example message:
CR LF I ^ ^ DDD ^ HH:MM:SS ^ DTZ=XX CR LF
Where:
CR | Carriage Return |
LF | Line Feed |
I | Time Sync Status (space, ?, *) |
^ | Space separator |
DDD | Day of Year (001-366) |
HH | Hours (00-23) |
: | Colon separator |
MM | Minutes (00-59) |
SS | Seconds (00- 60) |
D | Daylight Saving Time indicator (S,I,D,O) |
TZ | Time Zone |
XX | Time Zone offset (00-23) |
The leading edge of the first character (CR
) marks the on-time point of the data stream.
The time synchronization status character (I
) is defined as described below:
? | 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 Daylight Saving Time indicator (D
) is defined as:
S | During periods of Standard time for the selected DST schedule. |
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. |
Example:
271 12:45:36 DTZ=08
The example data stream provides the following information:
Sync Status | Time synchronized to GNSS |
Date | Day 271 |
Time | 12:45:36 Pacific Daylight Time |
D | DST, Time Zone 08 = Pacific Time |