Data Sheet

GPS Module
L80 GPS Protocol Specification
L80_GPS_Protocol_Specification Confidential / Released 37 / 41
17 ZDA
ZDA interval – Time and Date
18 Reserved
Always 0
*
End character of data field
Checksum
Hexadecimal checksum
<CR><LF>
Each of message
3.30. Packet Type: 705 PMTK_DT_RELEASE
This message is the response to PMTK_Q_RELEASE.
Example:
$PMTK705,AXN_3.10_3333_12102201,0000,QUECTEL-L80,*18<CR><LF>
Field
Description
$
Each NMEA message starts with ‘$’
PMTK
MTK proprietary message
Packet type
705
Release string
Firmware release name and version
3318 : Mcore_x.x
3329 : AXN_x.x
3339 : AXN_x.x
Build ID
Build ID set in CoreBuilder for firmware version control
Product model
Product Model set in CoreBuilder for product identification
SDK Version
(Optional)
Showing SDK version if the firmware is used for SDK
*
End character of data field
Checksum
Hexadecimal checksum
<CR><LF>
Each of message
Quectel
Confidential