FixPosition Vision-RTK 2 - Fp_A-Gnssant

7.6.3. FP_A-GNSSANT
This message contains information regarding the antennas’ state and power supply. Un-
der normal conditions, the GNSS state should be OK, and the power should be ON.
Example message:
1 $FP , GNSSANT ,1 ,2234 ,305129.200151 , short ,off ,0 , open ,on ,28*65\ r\ n
Message fields:
# Field Format Unit Example Description
1 msg_type String - GNSSANT
Message type, always
GNSSANT for this message
2 msg_version Numeric - 1
Message version, always 1 for
this version of the GNSSANT
message
3 gps_week Numeric - 2234
GPS week number, range
0–9999
4 gps_tow Float (.6) s 305129.200151
GPS time of week, range
0.000–604799.999999
5 gnss1_state String - short
GNSS1 antenna state, see be-
low
6 gnss1_power String - off
GNSS1 antenna power, see be-
low
7 gnss1_age Numeric s 0
Time since gnss1_state or
gnss1_power information last
changed, 0–604800, or null
8 gnss2_state String - open
GNSS1 antenna state, see be-
low
9 gnss2_power String - on
GNSS1 antenna power, see be-
low
10 gnss2_age Numeric s 28
Time since gnss2_state or
gnss2_power information last
changed, 0–604800, or null
Table 7.21.: FP_A-GNSSANT message format
Values for gnss1_state and gnss2_state:
Value Description
null State not available, for example during initialization of the receiver
ok Antenna detected and good
open
No antenna detected (e.g. no antenna connected, or connected via DC-
blocking, such as a power-splitter)
short Antenna short circuit detected
Table 7.22.: GNSS state values
Values for gnss1_power and gnss2_power:
Value Description
null Power status not available, for example during initialization of the receiver
on Antenna power supply is on
off Antenna power supply is off
Table 7.23.: GNSS power values
Vision-RTK 2 | Fixposition Positioning Sensor 68