Data Sheet

GPS Module
L80 GPS Protocol Specification
L80_GPS_Protocol_Specification Confidential / Released 36 / 41
3.29. Packet Type: 514 PMTK_DT_NMEA_OUTPUT
This message is the response to PMTK_API_Q_NMEA_OUTPUT.
Example:
$PMTK514,1,1,1,1,1,5,1,1,1,1,1,1,0,1,1,1,1,1,1*2A<CR><LF>
Field
Description
$
Each NMEA message starts with ‘$’
PMTK
MTK proprietary message
Packet type
514
0 GLL
GLL interval - Geographic Position - Latitude longitude
1 RMC
RMC interval - Recommended Minimum Specific GNSS Sentence
2 VTG
VTG interval - Course Over Ground and Ground Speed
3 GGA
GGA interval - GPS Fix Data
4 GSA
GSA interval - GNSS DOPS and Active Satellites
5 GSV
GSV interval - GNSS Satellites in View
6 Reserved
7 Reserved
8 Reserved
9 Reserved
10 Reserved
11 Reserved
12 Reserved
13 Reserved
14 Reserved
15 Reserved
16 Reserved
Quectel
Confidential