CodaOctopus F180R - Gsa; Gsv

Hardware
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F180R MOTION Sensor User and Reference Guide
3.5.2.2.3 GSA
The NMEA - GSA string identifies the GPS position fix mode, the ID of the Satelite Vehicles
used for navigation, and the Dilution of Precision (DOP) values.
Figure 31: NMEA GSA String
Field
Description
a
Mode
M = Manual, forced to operate in 2D or 3D mode
A = Automatic, allowed to automatically change between 2D or 3D
m
Mode
1 = Fix not available
2 = 2D
3 = 3D
ss
IDs of the satellites used in the solution. This field is repeated 12 times. (null
for unused fields)
p.p
PDOP
h.h
HDOP
v.v
VDOP
*hh
Checksum
3.5.2.2.4 GSV
The GSV message identifies the number of satellites in view, the pseudorange noise (PRN)
numbers, elevation, azimuth, and signal-to-noise (SNR) value.