Vega SI-22 / User Manual
27
Revision 08 – 15 September 2020
"
Packet transmitting reason
" bit field decoding
Size in bytes
Field description
0
Transmitting by the schedule
1
Input 1 triggered
2
Input 2 triggered
3
Input 3 triggered
4
Input 4 triggered
5
Temperature went out of range
Time zone considered during collection data from an external meter.
2.
Packet with time correction request, sent every seven days on LoRaWAN port 4
Size in bytes
Field description
Data type
1 byte
Packet type, this packet == 255
uint8
4 bytes
Time of the modem at a moment of the packet transmission
(unixtime UTC)
uint32
After receiving this type of package, the application can send to modem the packet with
time correction.
3.
Settings packet – transmitting on LoRaWAN port 3 when settings request command
was received, or device was connected to the network
Size in bytes
Field description
Data type
1 byte
Packet type, this packet == 0
uint8
2 bytes
ID of parameter
uint16
1 byte
Data length (len)
uint8
len bytes
Parameter value
-----
2 bytes
ID of parameter
uint16
1 byte
Data length (len)
uint8
len bytes
Parameter value
-----
…
…
…
2 bytes
ID of parameter
uint16
1 byte
Data length (len)
uint8
len bytes
Parameter value
-----