Micro Tracker Reference Guide FW 1.7 V1.1
Page 33 of 39
11th october 2018
Restricted distribution
6.5
SOS mode configuration
Turn on SOS mode of the tracker:
Byte 0
Byte 1
0x04
ACK
Turn off SOS mode of the tracker:
Byte 0
Byte 1
0x05
ACK
See section
Side operations
to have more information about the SOS mode behavior. In this section it is also
described how activate it using double press button
6.6
Parameters configuration
Any parameter can be remotely modified with a downlink LoRa message. Such messages are built according
to the following format:
Byte 0
Byte 1
Byte 2
Byte 3-6
0x0B
ACK
Parameter ID
New value [31-00]
It is possible to modify up to 5 parameters in the same message by using the following format:
Parameter 1
Parameter 2
Byte 0
Byte 1
Byte 2
Byte 3-6
Byte 2
Byte 3-6
0x0B
ACK
ID
New value1 [31-00]
ID
New value2 [31-00]
The parameters identifier and the values are given in the following tables
6.6.1
Parameters for operational modes
Parameter
ID
Unit
Range
Description
ul_period
0x00 second
60 - 86400
(min 30 for US)
Period of position or activity messages in motion,
start/end, activity or permanent operating mode
lora_period
0x01 second 300 - 86400
Period of LoRa heartbeat messages
geoloc_sensor
0x05
none 0 - 9
Geolocation sensor profile used in motion, start/end or
permanent tracking operating mode
0- WIFI only
1- GPS only
2- LP-GPS (AGPS/GPS)
3, 4- Reserved (do not use)
5- Multimode (WIFI + low power-GPS + GPS) (with reset
to WIFI on timeout).
Superseded by mode 9
.
6-WIFI-GPS only (WIFI then GPS if WIFI fails in one
geolocation cycle)
7- WIFI-LPGPS only (WIFI then low power GPS if WIFI
fails in one geolocation cycle)
8- Reserved (do not use)
9- WIFI-LPGPS first, the WIFI-GPS until timeout, then
back to WIFI-LPGPS
10- BLE scan only
motion_nb_pos
0x08
none 1-60
Number of positions to report during motion events
(motion start/end mode only).