Spectra Precision ProMark 800 Reference Manual - Manual (Page 381)

369
Query Command Library
$PASHS,NME,SGL,A,ON,10
SGP: GPS & SBAS Satellites Status
Function This command is used to read the status of each GPS and
SBAS satellite received.
Command Format Syntax
$PASHQ,SGP[*cc]
Response Format Syntax
$PASHR,SGP,d1,n(d2,d3,d4,f5,f6,f7,d8,d9)*cc
Parameters
Fields f5-f7 are empty is the corresponding signal is not
tracked.
Satellite Usage Status:
Parameter Description Range
d1 Number of satellites locked 1-27
d2 SV PRN number (64+satellite slot number)
GPS: 1-32
SBAS: 33-64
QZSS: 193-197
d3 SV azimuth in degrees 0-359
d4 SV elevation angle in degrees 0-90
f5 SV L1 signal/noise in dB.Hz 30.0-60.0
f6 SV L2 signal/noise in dB.Hz 30.0-60.0
f7 SV L5 signal/noise in dB.Hz 30.0-60.0
d8 Satellite usage status (see table below) 0-31
d9 Satellite correcting status (see table below) 0-15
*cc Checksum *00-*FF
Status Description
0 Satellite not tracked
1 Code and carrier/Doppler data used
2 Code-only data used
3 Carrier/Doppler-only data used
4-14 Reserved
15 Unknown usage status
16 No navigation data for this satellite
17 Satellite below elevation mask
18 Satellite declared as unhealthy in ephemeris