Advantech VITA-350, Руководство пользователя

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VITA-350 User Manual 52
<GGA(11)> (Null) Geoidal separa-
tion (Not sup-
ported)
<GGA(12)> (Null) Units of geoidal
separation (Not
yet supported)
<GGA(13)> x.x Age of Differential
GPS data(NULL)
<GGA(14)> xxxx Differenttial refer-
ence station ID
<GSA(1)> a Mode:
A- Automatic
M - Manual
(forced to
operate in 2D or 3
D mode) A
<GSA(2)> x Mode:
1 = Fix not
available
2 = 2D
3 = 3D 1
<GSA(3)> s 1 PRN number of
satellites used in
solution (NULL
for unsued fields)
<GSA(4)> s 2 PRN number of
satellites used in
solution (NULL
for unsued fields)
<GSA(5)> s 3 PRN number of
satellites used in
solution (NULL
for unsued fields)
<GSA(6)> s 4 PRN number of
satellites used in
solution (NULL
for unsued fields)
<GSA(7)> s 5 PRN number of
satellites used in
solution (NULL
for unsued fields)