Data Sheet

GPS Module
L80 GPS Protocol Specification
L80_GPS_Protocol_Specification Confidential / Released 11 / 41
$
Each NMEA message starts with ‘$’
GPGSA
Message ID
Mode
Auto selection of 2D or 3D fix
‘M’ = Manual, forced to switch 2D/3D mode
‘A’ = Allowed to automatically switch 2D/3D mode
Fix status
‘1’ = No fix
‘2’ = 2D fix
‘3’ = 3D fix
Satellite used 1
Satellite used on channel 1
Satellite used 2
Satellite used on channel 2
Satellite used 3
Satellite used on channel 3
Satellite used 4
Satellite used on channel 4
Satellite used 5
Satellite used on channel 5
Satellite used 6
Satellite used on channel 6
Satellite used 7
Satellite used on channel 7
Satellite used 8
Satellite used on channel 8
Satellite used 9
Satellite used on channel 9
Satellite used 10
Satellite used on channel 10
Satellite used 11
Satellite used on channel 11
Satellite used 12
Satellite used on channel 12
PDOP
Position Dilution Of Precision
HDOP
Horizontal Dilution Of Precision
VDOP
Vertical Dilution Of Precision
*
End character of data field
Checksum
Hexadecimal checksum
<CR><LF>
Each of message
Quectel
Confidential