Neoway G2 Series - NMEA Identifiers and Field Type; Talker Identifier; Satellite ID; System Identifier

G2 & G7A
Commands Manual
Copyright © Neoway Technology Co., Ltd
3
3 NMEA Identifiers and Field Type
3.1 Talker Identifier
Talker Identifier sent in NMEA sentence serves to define the GNSS mode. The following table lists
Talker Identifier supported.
Talker
Identifier
BeiDou Navigation Satellite System (BDS)
BD
Global Positioning System (GPS, SBAS, QZSS)
GP
Global Navigation Satellite System (GLONSS)
GL
Global Navigation Satellite System (GNSS)
GN
Custom information
P
3.2 Satellite ID
Satellite System
Satellite ID Number
in NMEA
PRN Number of
Satellite
Relationship between Satellite
ID Number and PRN Number
GPS
1~32
1~32
0+PRN
SBAS
33~51
120~138
87+PRN
GLONASS
65~88
1~24
64+PRN
BDS
1~37
1~37
0+PRN
QZSS
33~37
193~197
PRN-160
3.3 System Identifier
G2 and G7A receivers support multiple versions of the NMEA data format protocol. Different versions