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Rmc-recommended minimum specific gnss data, Reb-3300 operational manual – RoyalTek REB-3300 User Manual

Page 18

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18

REB-3300 Operational Manual

Table 5

GGA Data Format

Name Example

Units

Description

Message ID

$GPGSV

GSV protocol header

Number of

Messages

1

2

Range 1 to 3

Messages Number

1

1

Range 1 to 3

Satellites in View

07

Satellite ID

07

Channel 1(Range 1 to 32)

Elevation

79

degrees Channel 1(Maximum 90)

Azimuth

048

degrees Channel 1(True, Range 0 to 359)

SNR (C/No)

42

dBHz Range 0 to 99, null when not

tracking

….

….

Satellite ID

27

Channel 4(Range 1 to 32)

Elevation

27

degrees Channel 4(Maximum 90)

Azimuth

138

degrees Channel 4(True, Range 0 to 359)

SNR (C/No)

42

dBHz Range 0 to 99, null when not

tracking

Checksum *71

CRLF

End of message termination

1

Depending on the number of satellites tracked multiple messages of GSV data may be required.

RMC-Recommended Minimum Specific GNSS Data

Table 6 contains the values of the following example:

$GPRMC, 161229.487, A, 3723.2475, N, 12158.3416, W, 0.13, 309.62, 120598, ,*10

Table 6

GGA Data Format

Name Example

Units

Description

Message ID

$GPRMC

RMC protocol header

UTC Position

161229.487 hhmmss.sss

Status

A

A=data valid or V=data not valid

Latitude 3723.2475 ddmm.mmmm

N/S Indicator

N

N=north or S=south

Longitude 12158.3416 dddmm.mmmm

E/W Indicator

W

E=east or W=west

Speed Over Ground

0.13

knots