GXB2000 Datasheet, PDF (45/60 Pages) Sony Corporation – 16-Channel GPS Receiver Module

2-1-3. GPGSA message
No.
BIT
76543210
Contents
Header
1 00100100 "$"
Address field
2 01000111 "G"
3 01010000 "P"
4 01000111 "G"
5 01010011 "S"
6 01000001 "A"
7 01001100 " , "
GPS measurement switching mode
8 xxxxxxxx "M": Manual
"A": Auto
9 01001100 " , "
GPS measurement mode
10 xxxxxxxx "1": Invalid
"2": 2D measurement
"3": 3D measurement
11 01001100 " , "
Satellite Nos. used for measurement
1st satellite No.
12 xxxxxxxx 10's digit
13 xxxxxxxx 1's digit
14 01001100 " , "
15 to 17
2nd satellite No.
18 to 20
3rd satellite No.
21 to 23
4th satellite No.
24 to 26
5th satellite No.
27 to 29
6th satellite No.
30 to 32
7th satellite No.
33 to 35
8th satellite No.
36 to 38
9th satellite No.
39 to 41
10th satellite No.
42 to 44
11th satellite No.
45 to 47
12th satellite No.
PDOP
48 xxxxxxxx 10's digit
49 xxxxxxxx 1's digit
50 00101110 " . "
51 xxxxxxxx 0.1's digit
52 01001100 " , "
SS-16
GXB2000
Example
Setting value
Output data
(HEX)
Fixed
24
Fixed
47
50
47
53
41
Fixed
2C
Fixed to "A"
41
Fixed
2C
3D measurement
33
Fixed
2C
2.4
30
32
2E
34
Fixed
2C