Vega Absolute Vega SI-13 User Manual page 26

3. Packet with time correction request, sent every seven days on LoRaWAN port 4
Size in bytes Field description
1 byte Packet type, this packet == 255
4 bytes Time of the modem at a moment of the packet transmission
(unixtime UTC)
After receiving this type of package, the application can send to modem the packet with
time correction.
4. Information packet, transmitted when registering in the network or upon request to
LoRaWAN port 195
Size in bytes
1 byte
1 byte
16 bytes
16 bytes
4 bytes
2 bytes
2 bytes
2 bytes
1 byte
4 bytes
5. Settings packet – transmitting on LoRaWAN port 3
Size in bytes
1 byte
2 bytes
1 byte
len bytes
2 bytes
1 byte
len bytes
...
2 bytes
1 byte
len bytes
26
Field description
Packet type: 195
Transmit reason: «0» - registration on the network, «1» -
by the request
Manufacturer code, in ASCII
Device model, in ASCII
Firmware release date, unixtime (big endian byte order)
Board revision (always 0xFFFF)
Firmware version (high byte - major, low byte - minor).
Example: 0x0301 - firmware version 3.1
Protocol version (high byte - major, low byte - minor).
Example: 0x0200 - protocol version 2.0
Battery charge, %
Number of packets sent over the air (big endian byte
order)
Field description
Packet type, this packet == 0
ID of parameter
Data length (len)
Parameter value
ID of parameter
Data length (len)
Parameter value
...
ID of parameter
Data length (len)
Parameter value
Vega SI-13 / User Manual
Data type
uint8
uint32
Data type
uint8
uint8
uint8
uint8
uint32
uint8
uint8
uint8
uint8
uint32
Data type
uint8
uint16
uint8
-----
uint16
uint8
-----
...
uint16
uint8
-----
Revision 13 - 23 September
2020