Advanced Navigation Boreas D90 - Filter Status; GNSS Fix Status; Unix Time Seconds

11.4.1.2 Filter Status
This field contains 16 bits that indicate the status of the filters. These are boolean fields with a zero indicating
false and one indicating true.
Bit Description
0 Orientation Filter Initialised
1 Navigation Filter Initialised
2 Heading Initialised
3 UTC Time Initialised
4 11.4.1.3 GNSS Fix Status
5
6
7 Event 1 Occurred
8 Event 2 Occurred
9 Internal GNSS Enabled
10 Dual Antenna Heading Active
11 Velocity Heading Enabled
12 Atmospheric Altitude Enabled
13 External Position Active
14 External Velocity Active
15 External Heading Active
Table 61: Filter Status
11.4.1.3 GNSS Fix Status
Value Bit 6 Bit 5 Bit 4 Description
0 0 0 0 No GNSS fix
1 0 0 1 2D GNSS fix
2 0 1 0 3D GNSS fix
3 0 1 1 SBAS GNSS fix
4 1 0 0 Differential GNSS fix
5 1 0 1 Omnistar/Starfire GNSS fix
6 1 1 0 RTK Float GNSS fix
7 1 1 1 RTK Fixed GNSS fix
Table 62: GNSS Fix Status
11.4.1.4 Unix Time Seconds
This field provides UTC time in seconds since January 1, 1970, including leap seconds.
v1.2 Page 124 11 Oct 2022
Boreas Reference Manual • Advanced Navigation Packet Protocol