Data Sheet

GPS Module
L80 GPS Protocol Specification
L80_GPS_Protocol_Specification Confidential / Released 22 / 41
Checksum
Hexadecimal checksum
<CR><LF>
Each of message
Return:
Example:
$PMTKLOG,456,0,11,31,2,0,0,0,3769,46*48<CR><LF>
Field
Description
$
Each NMEA message starts with ‘$’
PMTK
MTK proprietary message
Packet type
LOG
Serial#
Logging serial number: 0~65535
Type
Logging type-0: Overlap, 1:Fullstop
Mode
Logging mode-0x08: Interval logger
Content
Logging contents of configuration
Interval
Logging interval setting (valid when interval mode is selected)
Distance
Logging distance setting (valid when distance mode is selected)
Speed
Logging speed setting (valid when speed mode is selected)
Status
Logging status-1: Stop logging, 0: Logging
Number
Logging number of data record
Percent
Logging life used percentage (0%~100%)
*
End character of data field
Checksum
Hexadecimal checksum
<CR><LF>
Each of message
Quectel
Confidential